Re: [Elecraft] PX3 question

2014-12-10 Thread Charlie T, K3ICH
Waddaya bet some entrepreneur makes a rear box so both can be a single solid unit? Howzatt for cool? Of course, there's always duct tape. Chas - Original Message - From: "Howard Hoyt" To: Sent: Wednesday, December 10, 2014 12:18 AM Subject: [Elecraft] PX3 question Stan, If you

Re: [Elecraft] PX3 question

2014-12-10 Thread Charlie T, K3ICH
Who said anything about "behind"? That's the last place I'd want the PX3. The previous email stated that the package would be about 13½ inches wide using right angle cables. Chas - Original Message - From: "Bob N3MNT" To: Sent: Wednesday, December 10, 2014 8:31 AM Subject: Re: [El

Re: [Elecraft] KPA1000

2014-12-24 Thread Charlie T, K3ICH
Put them in an enclosed (fan cooled) box with a 6AQ5 mounted on top. And I have YET to have my afternoon egg nog ( Turkey Hill w/ Jack Daniels). OOO Yeah. 73 es 58 Chas - Original Message - From: "Eric Swartz - WA6HHQ, Elecraft" To: "Phil Hystad" ; "N2TK, Tony" Cc: "Elecraft R

Re: [Elecraft] OT: Good time to buy Begali products

2015-01-25 Thread Charlie T, K3ICH
I think there's a matter of semantics here. I believe the comment that "the exchange rate will not affect Dayton prices" can be interpreted as Begali will NOT purposely raise their prices BECAUSE of the exchange rate. As the dollar gets stronger, it means their prices will yield the same in

Re: [Elecraft] My Conditions!

2015-01-27 Thread Charlie T, K3ICH
Gee, yahthink ??? Chas - Original Message - From: "Jim Wiley" To: Sent: Tuesday, January 27, 2015 10:12 AM Subject: Re: [Elecraft] My Conditions! WARNING!! This is a scam! This formula has been tried many times. Do NOT respond to this person. - Jim, KL7CC

Re: [Elecraft] My Conditions!

2015-01-27 Thread Charlie T, K3ICH
Pack some heat next time.. Works for me. Chas - Original Message - From: "Nick Kemp" To: Sent: Tuesday, January 27, 2015 10:28 AM Subject: Re: [Elecraft] My Conditions! Bummer for you John. Looks like you should have been more careful. Nick N1KMP John Lawrence via Elecraft

Re: [Elecraft] Side KX and/or cover

2015-02-01 Thread Charlie T, K3ICH
Do most people who order the side panels also get the clear plastic cover? I'm trying to decide what, or if I need them. Bearing in mind that I'd saw a dime in half if I could spend it twice. I buy C-128 laser cartridges for my printer and they come in a fairly tough tubular bubble pack which

Re: [Elecraft] [K3] General coverage hijacks ham band

2015-02-15 Thread Charlie T, K3ICH
With all the major players (BBC, Deutsche Welle) dropping off "Short-Wave", what's left to listen to? Years ago it used to be fun, but unless you're into 3rd world or religious radio ( Not that there's anything wrong with that.), the choices are few. I hear that even the low freq Euro broad

Re: [Elecraft] New K3 Syn

2015-03-02 Thread Charlie T, K3ICH
Good point Guy. That's why a "Round Emblem" Collins S-Line is worth much more than the "Winged Emblem" version, even so quite a few say a particular early * receiver is actually better than their newer ones. "Does it have the latest mods?" is a very pertinent question when offering a K3 for

Re: [Elecraft] Software suggestions for KX3

2015-03-10 Thread Charlie T, K3ICH
I can appreciate all the utility of the other hardware & programs, but it's hard to beat just being able to punch the "ON" button and be up & running with the K3/P3 in a matter of seconds. Push buttons can definitely spoil you, to the point where having to twist a switch knob instead is annoyi

Re: [Elecraft] (Mini)P3 v SubRX

2015-03-10 Thread Charlie T, K3ICH
As long as we're on the "shrinking" of the P3 subject. I would always have preferred a P3/VGA only! That is, one as small as possible with the ability to drive and external monitor but containing NO display itself. I hardly EVER look at the P3, unless it's to set a parameter. I have an old

Re: [Elecraft] [K3] Scanning for repeater tones.

2015-03-11 Thread Charlie T, K3ICH
Same here in the DC area. Many repeater send the tones through so you can have CTCSS on receive too. Makes for a LOT less noise in your radio from local squelch breaks. We also use CTCSS tone squelch on simplex as well. With the proliferation of RFI devices, it really helps. 73, Charlie k

Re: [Elecraft] K3 DATA A vs AFSK A

2015-03-18 Thread Charlie T, K3ICH
So does "shift, plus, question mark" as in "^+?" Anybody wanna take a shot at what THAT means ? Charlie k3ICH - Original Message - From: "David Cole" To: Sent: Wednesday, March 18, 2015 12:17 AM Subject: Re: [Elecraft] K3 DATA A vs AFSK A LSMFT had several other meanings... :

Re: [Elecraft] Fw: Don't have a 50W dummy load

2015-03-25 Thread Charlie T, K3ICH
Yes, but the inductances are all in parallel. I built a decent dummy load out of 24, 1200 Ohm, 10 watt wire wound resistors all in parallel between two squares of fiberglass PC board. The SWR was only about 1.2:1 on 15 Meters and about 1.5:1 on 10 meters. Admittedly, not a perfect load, but

Re: [Elecraft] SSB net announcement

2015-03-29 Thread Charlie T, K3ICH
I always wondered about that too. 17 is hardly ever what you would call "crowded". We're not limited for example, by celebrating radios that don't cover the WARC bands such as the Collins Collectors Assn. net later on 14.263 at 2000Z. Fun for the nostalgia aspect but pure h3ll when a big con

Re: [Elecraft] April 1st belated

2015-04-02 Thread Charlie T, K3ICH
Tars Tarkas is quite active on Barsoom. Tune around 1296 MHz and point your array at the orange dot that is currently on the arc about half way between the Sun and Venus 73, Charlie k3ICH - Original Message - From: "Richard Jubinville" To: Sent: Thursday, April 02, 2015 1:28 PM S

Re: [Elecraft] 2-30 MHz Transmit?

2015-04-07 Thread Charlie T, K3ICH
I think it's actually "Military Affiliate Radio System", but your explaination is correct. If you look at the official emblems, it is spelled out, although the words "Amateur" or "Auxilliary" are also commonly interchanged for "Affiliate". (Another possibility is a connection with the Barsoo

Re: [Elecraft] K3S stainless screws

2015-06-18 Thread Charlie T, K3ICH
There is also another standard. Specifically, Japanese hardware does not conform exactly the our similar Phillips specifications. If you do a lot of work with Asian production equipment, you might want to invest in a set of screwdrivers that are made to the JIS, or Japanese Industrial Standar

Re: [Elecraft] K3 Reports of intermit bad audio

2015-06-24 Thread Charlie T, K3ICH
Great, Gerald. Glad it was an "easy" fix and many thanks for sharing the solution with all of us. We certainly don't want any "bad audio" reports floating around that could be caused by this simple-to-fix problem. Good info to file away for reference. 73, Charlie k3ICH -Original Message-

Re: [Elecraft] K3S - have initial shipments begun?

2015-06-24 Thread Charlie T, K3ICH
What's the best way to check on the status of a previously placed order? Specifically, I ordered a new K3S about 6 weeks ago via internet and have not received any sort of confirmation. I'm suspecting I may have screwed up the order and it never went through (gasp!) I know they're are really bus

Re: [Elecraft] QRQ CW

2014-04-30 Thread Charlie T, K3ICH
I always thought the phrase "Copy That" was a holdover from either pilot or military lingo, much like saying "Niner" for the number 9. 73, Chas - Original Message - From: "Barry" To: Sent: Wednesday, April 30, 2014 9:35 AM Subject: Re: [Elecraft] QRQ CW I have QSOed with W4BQF at

Re: [Elecraft] "Them" and "others"

2014-05-01 Thread Charlie T, K3ICH
An "off-topic" comment about "off-topic" comments.. 99% of the time, they're enjoyable. However, if there's still the related "off-topic" posts going on for weeks afterwards, they're down right obnoxious ! Personally, I erase most of the stuff I type when I wait a few minutes befor

Re: [Elecraft] QRQ CW

2014-05-01 Thread Charlie T, K3ICH
Back when I worked at the "old" Microlog Corp in Gaithersburg MD in the late 70's, we found that a lot of rigs couldn't be keyed much faster than about 50 WPM. Key click filtering etc., made mush of the faster CW.A keyed string of dots looked like the output of a half wave rectifier ! To

Re: [Elecraft] Limit topics in email

2014-05-07 Thread Charlie T, K3ICH
Same here. I like it just the way it is now. 73, Charlie k3ICH - Original Message - From: "Brian North" To: Sent: Wednesday, May 07, 2014 8:58 AM Subject: Re: [Elecraft] Limit topics in email I agree entirely with your comments Slava. '73. Brian 2E0BWQ. Sent from my i

Re: [Elecraft] KPA500 question

2014-05-07 Thread Charlie T, K3ICH
About the same as going from a dipole to a two element beam Chas - Original Message - From: "AG0N-3055" To: ; "elecraft" Sent: Wednesday, May 07, 2014 10:15 AM Subject: Re: [Elecraft] KPA500 question Is there a tremendous difference between legal limit and about half of it One

Re: [Elecraft] KPA500 question

2014-05-07 Thread Charlie T, K3ICH
Well, if you want a kilowatt station the Icom IC-7600 and PW-1 offer the same functionality with a built-in antenna matching circuit. Curiously, I am getting about 400 watts out of the PW-1 driving it directly with the KX3 at 12 watts out (no ALC). 73, Charlie k3ICH - Original Message -

Re: [Elecraft] [K3] Roofing filters are misunderstood

2014-05-12 Thread Charlie T, K3ICH
Good point. A true roofing filter would be in the antenna line. Repeaters have "roofing" filters, typically in the form of an extremely high Q resonant cavity. Chas - Original Message - From: "David Cole" To: Sent: Monday, May 12, 2014 8:43 AM Subject: Re: [Elecraft] [K3] Roofing

Re: [Elecraft] Dayton hotels/motels

2014-05-12 Thread Charlie T, K3ICH
Try any of the online hotel bookers, Expedia, Hotels.com, Priceline etc. There's plenty of rooms in Dayton in the $50 to $80 range. It's not like it was 30 years ago when they'd sell out in February. 73, Charlie k3ICH - Original Message - From: "Slava Baytalskiy" To: Sent: Monday

Re: [Elecraft] OT 4M

2014-05-21 Thread Charlie T, K3ICH
Yeah, that was SUPOSSED to happen, but in true guvmint fashion, it didn't quite work out that way. (Where have we seen THAT before?) There's still a LOT of analog low-band TV, so the chances of a 4M ham band over here in the colonies, is just about dead. The 72/75 MHz RC band is limited to v

Re: [Elecraft] Computers in the Stone Age

2014-05-28 Thread Charlie T, K3ICH
Don't forget how revolutionary the Commodore VIC-20 was with all of 3.2 K of RAM. We (Microlog) made a plug in called the AIR-1 for the VIC that allowed CW & RTTY communications. I wrote a complete production test program in BASIC that required no other test equipment but plugging in the AIR-1

Re: [Elecraft] OT: Learning the code

2014-05-28 Thread Charlie T, K3ICH
NO ! Start with the long characters FIRST. We (at Microlog) developed an automatic Morse Trainer for ( an unnamed guvmint agency ) where we simply automated their technique. The first four characters they taught, if my memory is correct, were L, P, Q & C. The last ones to learn on the list

Re: [Elecraft] [KX3] KXFL3 dual-Passband Roofing Filter

2014-06-02 Thread Charlie T, K3ICH
So, you told her to go ahead and re-decorate the bathroom (with a new shower curtain from Wal-Mart) right? Chas - Original Message - From: "Bill Frantz" To: Sent: Monday, June 02, 2014 1:11 PM Subject: [Elecraft] [KX3] KXFL3 dual-Passband Roofing Filter My wonderful wife said, "Go

Re: [Elecraft] K3 MARS mod, showing a virus

2014-06-04 Thread Charlie T, K3ICH
OT, but I use the old "StopZilla" (AVM-2013) program which was the ONLY one that found and fixed that popup telling you that you need to pay to have it removed. Norton & McAfee said my system was fine. Then, after about two minutes, the pop up popped up again! StopZilla bagged it and I've neve

Re: [Elecraft] Field Day tips

2014-06-18 Thread Charlie T, K3ICH
I concur with all of the tips except the saying “Don’t waste your time with SSB on FD”. I know this borders on an executable offence by the Morse Inquisition Army, but I don't LIKE CW! I did fine last year on Field Day running strictly SSB with the battery powered KX3 and a couple portab

Re: [Elecraft] P3 Questions

2014-06-20 Thread Charlie T, K3ICH
Operating without the P3 is like listening to the CD. Running the P3 (and the VGA) with your K3 is like attending a live concert. 73, Charlie k3ICH __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help:

Re: [Elecraft] Temperature Sensors

2014-06-22 Thread Charlie T, K3ICH
Personally, I can't WAIT until we endorse the metric system. Then we'll only have ten months so we can completely eliminate those nasty January's and February's. Chas - Original Message - From: "Mark via Elecraft" To: Sent: Saturday, June 21, 2014 11:37 PM Subject: Re: [Elecraft]

Re: [Elecraft] temperature sensors and "convert" -- now off topic

2014-06-22 Thread Charlie T, K3ICH
What is the conversion factor from "furlongs per fortnight" to KPH? Chas __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This l

Re: [Elecraft] K3 - it has spoiled part of my hobby

2014-06-24 Thread Charlie T, K3ICH
I think you have to consider the subject AND the fact that most of us have been guilty recently of prolonging an OT thread too long. If the private responses you received have been to this actual subject line I think you can understand why most people would take that approach. Now, if the sub

Re: [Elecraft] RF in the Trees

2014-06-26 Thread Charlie T, K3ICH
Don't rule out traps. Also, the RF Connection and probably others, sell a nice stranded copperweld wire that has a black polyethylene insulation. If I remember correctly, it is 13 ga and is ideal for antennas. For all practical purposes, it doesn't stretch, is fairly slippery and only a li

Re: [Elecraft] RF in the Trees

2014-06-27 Thread Charlie T, K3ICH
The professional "Arborists" use a cloth or leather bag filled with lead shot and something called "tangle-free" line or similar to throw up in a tree so that they can pull up a supporting rope for tree trimming etc. From what I've seen, the bag is about the size of a tear drop shaped golf ball

Re: [Elecraft] KXPA-100 to ICOM PW-1 amplifier

2014-07-29 Thread Charlie T, K3ICH
You better make sure you have a reliable ALC connection in there somewhere because you'll smoke the PW-1 if you hit it with a hundred watts. They normally take about 35 -45 watts drive for full output. Why not try driving the PW-1 directly with the KX3? I did and it works fine. I don't get

Re: [Elecraft] KXPA-100 to ICOM PW-1 amplifier

2014-07-29 Thread Charlie T, K3ICH
condition can damage the amp. 73, Josh W6XU On 7/29/2014 12:41 PM, Charlie T, K3ICH wrote: You better make sure you have a reliable ALC connection in there somewhere because you'll smoke the PW-1 if you hit it with a hundred watts. They normally take

Re: [Elecraft] P3

2014-08-03 Thread Charlie T, K3ICH
Even if you manage to bring out the IC-7600's IF, the problem is that the radio's IF is around 64 MHz but the max frequency that the P3 can accept is about 33 MHz if I remember correctly. Simply put, there's no easy way do connect a P3 to the IC-7600. (If anyone knows of a way, I'd sure like

Re: [Elecraft] Slow-scan TV (SSTV) display on the P3 and PX3?

2014-08-17 Thread Charlie T, K3ICH
Oh, you gotta try DXCC on 1.2GHz. It the cat's meow and the bee's knees all rolled into one. 73, Chas - Original Message - From: "Fred Jensen" To: "Elecraft Reflector" Sent: Sunday, August 17, 2014 12:45 PM Subject: Re: [Elecraft] Slow-scan TV (SSTV) display on the P3 and PX3? Ju

Re: [Elecraft] P3 ref level: (was)RE: Slow-scan TV (SSTV) display on the P3 and PX3?

2014-08-18 Thread Charlie T, K3ICH
I guess any sort of mouse control of these and possibly other parameters is out of the question (???) Chas - Original Message - From: "Cady, Fred" To: "Wayne Burdick" Cc: Sent: Monday, August 18, 2014 8:43 AM Subject: [Elecraft] P3 ref level: (was)RE: Slow-scan TV (SSTV) display o

Re: [Elecraft] [K3] A speaker for the K3

2014-08-27 Thread Charlie T, K3ICH
Scour the hamfests and buy a little metal cased, Radio Shack "Optimus", (typically for under ten bucks). I use them on all the radios in the shack and find them to sound better than of any of the high dollar speakers. 73, Charlie k3ICH - Original Message - From: "Fred Smith" To: "

Re: [Elecraft] [K3] A speaker for the K3

2014-08-27 Thread Charlie T, K3ICH
two way speakers having a small tweeter. The older wooden cased one doesn't have a tweeter but is similar in size. I'm not sure if they're still in production though. 73, Charlie k3ICH - Original Message - From: "Gerry leary" To: "Charlie T, K3ICH" C

Re: [Elecraft] Tuning your radio and amplifier to your amtenna

2014-08-28 Thread Charlie T, K3ICH
Yeah, I just hate it when my 3CX6000 amp kicks out from too much grid drive. Chas - Original Message - From: "kd7gc" To: Sent: Thursday, August 28, 2014 12:22 AM Subject: Re: [Elecraft] Tuning your radio and amplifier to your amtenna Hello Jim, In major part I agree with your su

Re: [Elecraft] Help! Rescue me from stupid error!

2014-09-09 Thread Charlie T, K3ICH
A 'ZNR" is a Zinc Oxide non-linear Resistor. It is the mechanical equivalent of a Zener Diode. It is a bidirectional (AC) device that will conduct when a certain level of voltage is applied across it. They don't typically have as sharp a "knee" as a real Zener, but are very effective for wha

Re: [Elecraft] Help! Rescue me from stupid error!

2014-09-09 Thread Charlie T, K3ICH
mechanical than a Zener. Chas - Original Message - From: george fritkin To: Charlie T, K3ICH ; elecraft@mailman.qth.net Sent: Tuesday, September 09, 2014 3:38 PM Subject: Re: [Elecraft] Help! Rescue me from stupid error! There is nothing mechanical about a ZNR. The

Re: [Elecraft] OT: Antenna ideas for a cheap ham

2014-09-14 Thread Charlie T, K3ICH
Don't overlook traps. My low band antenna is a double (fan?) dipole with 80 M traps in one leg for 160/80 and 40 M traps in the other leg for 60/40 coverage. It seems to work fine at about 55 feet. In an inverted V configuration, just install the legs at 90 degrees to each other for minimal

Re: [Elecraft] very small 20A switching PS

2014-09-21 Thread Charlie T, K3ICH
"Gamma" something. Basically, a bank of Super Capacitors fed by a 5 (?) Amp switching supply. And yes, VERY small (& very expensive too) even when compared with the smaller 25 Amp switching supplies. However, those "larger" supplies can do 20 Amps continuously, but the Gamma can not. 73,

Re: [Elecraft] very small 20A switching PS

2014-09-21 Thread Charlie T, K3ICH
It'll have to be with resistor loads since I don't own the HX now. 73, Charlie k3ICH - Original Message - From: "Charlie T, K3ICH" To: Sent: Sunday, September 21, 2014 8:00 AM Subject: Re: [Elecraft] very small 20A switching PS "Gamma" something. Ba

Re: [Elecraft] HF noise.....10 M

2014-10-14 Thread Charlie T, K3ICH
Anyone have any idea what those "weeblies" are on ten meters? They typically start high in frequency and flitter past the receiver then stop abruptly. They sound like a very unstable oscillator, almost like there's a random (or encoded ?) narrow frequency modulation as they move lower down t

Re: [Elecraft] High vertical

2014-10-20 Thread Charlie T, K3ICH
I'm assuming you DO know that MFJ now owns Cush-Craft as well as Hy-Gain. Check the addresses in their ads. Starkville Miss. 73, Charlie k3ICH - Original Message - From: "Vic Rosenthal K2VCO/4X6GP" To: Sent: Monday, October 20, 2014 1:57 AM Subject: Re: [Elecraft] High vertical

Re: [Elecraft] Interesting K3 QRM problem

2014-10-23 Thread Charlie T, K3ICH
I'd go for a series tuned trap to ground. That would seem to the least disruptive, if that's the right word, to your system. I remember working at Vectrol in Rockville MD fairly close to an AM transmit antenna site. We designed & built big three phase SCR controllers and of necessity, had to

Re: [Elecraft] Using tube transmitter with K3/KX3/K2 as receiver?

2014-10-24 Thread Charlie T, K3ICH
Yes...properly adjusted phasing type SSB generators have always been known for their excellent audio ala HT-37, 100V and now, even though it's performed in software, the KX3. Maybe that "chirp" could be a new feature for Wayne to incorporate so we can pretend * we're operating a 30's ho

Re: [Elecraft] KX3 on SSB Mobile

2014-10-31 Thread Charlie T, K3ICH
My personal opinion is that you're setting yourself up for a very frustrating experience. Yes, you will eventually make some contacts, but unless you'll be spending a lot of time in the vehicle, your contacts per trip will probably be rather low. Technically, I agree with Rick that you need t

Re: [Elecraft] KX3 Questions

2014-11-01 Thread Charlie T, K3ICH
All the TE Systems amps I have that are rated for ten watts input will develop full, or very close to full rated power output with 3 watts drive. 73, Charlie k3ICH - Original Message - From: "Jim Brown" To: Sent: Saturday, November 01, 2014 2:06 AM Subject: Re: [Elecraft] KX3 Quest

Re: [Elecraft] SVGA and K3

2014-11-21 Thread Charlie T, K3ICH
I have no recent experience with any of the digital modes, but I can tell you, the only time I even LOOK at the P3 is when I want to hit one of it's control buttons. Personally, I never wanted the P3 to even HAVE a display. My preference was for it to require external monitor. I watch a old

Re: [Elecraft] The Mighty KX3+KXPA100 Into a Hi-Power Linear

2014-11-24 Thread Charlie T, K3ICH
I realize this approaches blasphemy, but just a quick note to say I'm getting a tad under 500 watts (steady whistle) out of an Icom PW-1 when driving it with my KX3 set for 12 watts out. At this drive level, I didn't bother to connect the ALC but the amp still has it's SWR etc. safety features

Re: [Elecraft] OT: Left-handed paddles

2014-12-01 Thread Charlie T, K3ICH
Curiously, you may find that you can send with the "wrong" hand by reversing the dot/dash, or as suggested, by backing up to the keyer and reaching behind yourself. In the "olden" days when we logged with a pencil, the CW hot-shots would do just that. They'd log with their right hand and send

Re: [Elecraft] Please do a KPA1500

2016-12-30 Thread Charlie T, K3ICH
If you're being heard at 20 dB over S9 when running one kilowatt, you'll still be S5 at 100 milliwatts! That said, if you're gonna run an amp, why not go for max legal? 73, Charlie k3ICH -Original Message- From: Elecraft [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Dean L Se

Re: [Elecraft] Please do a KPA1500

2016-12-30 Thread Charlie T, K3ICH
I can tell you, I have a lot of 50 MHz DX in the log that a home brew 4CX-1000A made possible. Unlike HF DXing, some six meter ES & F2 openings last only a few minutes, and the early bird + big amp, gets the proverbial worm. I am definitely NOT opposed to running high power. My only piece of l

Re: [Elecraft] Amplifiers in general

2016-12-31 Thread Charlie T, K3ICH
Using your same logic, why run more than a couple watts output? It can easily be heard around the world if conditions are right. Anything more is a waste of power AND money. 73, Charlie k3ICH -Original Message- From: Elecraft [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Bi

Re: [Elecraft] So glad I asked

2017-01-01 Thread Charlie T, K3ICH
Don's right on. Don't act like a bunch of snowflakes. So WHAT if some knucklehead posts a "flame" reply to your question. It will not affect you at all and makes the poster look like the jerk. In reality, the flamer is the one who is the looser in it all. Jeeze, I've stuck my foot in my mouth an

Re: [Elecraft] {OT} - Variation on use of a coaxial switch (stan levandowski)

2017-01-02 Thread Charlie T, K3ICH
Several companies (Bird, Transco) make what you describe. It is a four terminal coax relay called a "Transfer Switch" that for example, connects any two antennas to any two radios, but never at the same time. In other words, radio A connects to antenna 1, and at the same time, radio B connects to

Re: [Elecraft] Dimmable LED desk lamp

2017-01-07 Thread Charlie T, K3ICH
Component count wise, a voltage regulator and a current regulator take about the same number of components. Controlling the (linear) current to an LED is an easy way to vary the brightness, but the useable range is limited. You can test this with a typical voltage & current regulated bench suppl

Re: [Elecraft] K3: past chirp report

2017-01-20 Thread Charlie T, K3ICH
No, only when you're sending Novice call. Charlie k3ICH (ex KN3ICH) I was so proud of that call, I bought a little call letter pin and wore it in high school. A non-techno buddy called me "Kenthrich". HI -Original Message- From: Elecraft [mailto:elecraft-boun...@mailman.qth.net] On Behal

Re: [Elecraft] What Two Bands would you pick for a K1?

2017-01-25 Thread Charlie T, K3ICH
This is an impossible question to answer because there are SO many variables that are based strictly on personal preferences. Many more on physical parameters (location, antenna availability, etc.) and even some on time (of day or, as in solar cycle ). As a start, make a list of all the possibil

Re: [Elecraft] Is it just me?

2017-01-26 Thread Charlie T, K3ICH
I tend to agree on not needing an antenna mounted pre-amp for 50MHz unless you have exceedingly long feed-lines, or, very serious about EME. I have about 85 feet of regular old RG-213 to the beam and so far, 153 countries confirmed on six along with WAS & WAC. Conversely, I have Landwehr pre-amps

Re: [Elecraft] Random wire lengths for antennas

2017-01-29 Thread Charlie T, K3ICH
OK, How about only Two types, by definition: #1 EFHW (End Fed ½λ resonant wire) #2 NRW (Non-Resonant wire) Chas -Original Message- From: Elecraft [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Ken Talbott Sent: Sunday, January 29, 2017 11:14 AM To: elecraft@mailman.qth.net Subj

Re: [Elecraft] KPA500 Power Supply Environmental/Ergonomic Issue

2017-02-01 Thread Charlie T, K3ICH
Desk top PC can eat over 400 watts of power just sitting there. When finished, I always put mine in "standby" or "sleep" mode which drops the power usage to a few watts. I verified these readings with one of those handy little "Kill-O-Watt" power line devices. 73, Charlie k3ICH -Original Me

Re: [Elecraft] EFHW

2017-02-11 Thread Charlie T, K3ICH
Define "resonance". Chas -Original Message- From: Elecraft [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Fred Jensen Sent: Saturday, February 11, 2017 2:40 PM To: elecraft@mailman.qth.net Subject: Re: [Elecraft] EFHW Ummm ... A full-wavelength wire is not resonant? 73, Fred ["

Re: [Elecraft] EFHW

2017-02-13 Thread Charlie T, K3ICH
Anybody got any idea about using a ¼λ of light weight 300Ω twin lead feed line to a ½λ vertical wire? This might alleviate the HI Z feedpoint and effectively make an end fed (bent) ¾ λ Zepp. So, for 20 Meters, roughly 16 feet of 300Ω connected through a 4:1 balun at the radio, and 33½ feet at th

Re: [Elecraft] P3 Product suggestion

2017-02-15 Thread Charlie T, K3ICH
Curiously, this suggested black box version of the P3 is exactly what I was hoping for when the concept of a P3 was announced (leaked??) The only time I even LOOK at the P3 screen itself is to occasionally glance at my transmitted envelope. I use its button controls but could do without the actual

Re: [Elecraft] Chinese ebay amps for KX3

2017-02-20 Thread Charlie T, K3ICH
Very nice amp Hajo So now, tell me why a mid-sized radio can't have a built in 12 V to say, 50 V converter to drive some HV FETs for cleaner output specs like the Yuge radios. 73, Charlie k3ICH -Original Message- From: Elecraft [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Haj

Re: [Elecraft] K3 Memory Question

2017-02-21 Thread Charlie T, K3ICH
I think he might be referring to the Canadian time station CHU on 7850 kHz. Charlie k3ICH -Original Message- From: Elecraft [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Don Wilhelm Sent: Tuesday, February 21, 2017 11:25 AM To: Ron Manfredi ; elecraft@mailman.qth.net Subject: Re:

Re: [Elecraft] K3 Receiver mush

2017-02-24 Thread Charlie T, K3ICH
My email from Jim has each parameter on a separate line with double spacing between each descriptive comment. It looks fine on my printer. 73, Charlie k3ICH -Original Message- From: Elecraft [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Bob Wilson, N6TV Sent: Friday, February

Re: [Elecraft] Compare the K3 and the Icom IC-7300

2017-02-27 Thread Charlie T, K3ICH
Well, my operation is similar to yours in that I don't do contests and work DX only if I happen to stumble onto it. That said, I think the IC-7300 would be more "fun". I own both and while the K3S will probably out-perform the Icom, the '7300 has more bells and whistles. I'm not the one to ask for

Re: [Elecraft] Compare the K3 and the Icom IC-7300

2017-02-28 Thread Charlie T, K3ICH
One good reason is because a "pre-owned" IC-1300 can be found for about a half or a third of what a similar K3 will cost. Charlie k3ICH Bill: Why don't you just get a bare bones used K3. Since it will be a backup rig why go and spend the extra $$ for a new rig. By having a second K3, you won't hav

Re: [Elecraft] 80 Meter Verticals

2017-03-01 Thread Charlie T, K3ICH
Is there any truth in the theory of making the vertical radiator out of multiple wires such as ladder line and even adding a third wire woven through the ladder sections and fed on one wire? The physical result is three parallel wires but electrically connected so as to form and "up, down and u

Re: [Elecraft] 80 Meter Verticals

2017-03-01 Thread Charlie T, K3ICH
/radiation_resistance.htm Wes N7WS On 3/1/2017 7:27 AM, Wes Stewart wrote: > No truth at all. > > On 3/1/2017 6:25 AM, Charlie T, K3ICH wrote: >> Is there any truth in the theory of making the vertical radiator out >> of multiple wires such as ladder line and even adding a

Re: [Elecraft] Linear thoughts

2017-03-16 Thread Charlie T, K3ICH
Well, if you've never tried to work truly "weak" signals, I can assure you that +5 dB WILL make a world of difference. Otherwise, why would you go to the trouble of installing a ½dB noise figure pre-amp at the antenna, just to eliminate 2dB of feed-line loss on receive? Or, stacking a second Yagi t

Re: [Elecraft] KX3 update utility download removed (i.e. blocked) by Norton Internet Security in Windows 7

2017-03-18 Thread Charlie T, K3ICH
YEP, Norton IS a bear to get rid of. It almost takes smashing the computer to kill it. Chas -Original Message- From: Elecraft [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Josh Sent: Saturday, March 18, 2017 1:16 PM To: Elecraft Reflector Subject: Re: [Elecraft] KX3 update util

Re: [Elecraft] K3 Stops Transmitting (solved)

2017-03-20 Thread Charlie T, K3ICH
Well, at least you did (a logical) SOMETHING which in all probability, fixed the intermittent. The hardest problems to solve are those where the fault just disappears but you did NOTHING to fix it. Fault...open lidclose lid...problem fixed = Yuge question mark! Thanks especially for sharing y

Re: [Elecraft] Help setting up digital

2017-03-20 Thread Charlie T, K3ICH
Why would you think that? Did it taste good like RTTY should? And I'll bet there wasn't a cough in a carrier either. If I REALLY date myself, did the "green go to war"? (with QRM ??) 73, Charlie k3ICH -Original Message- From: Elecraft [mailto:elecraft-boun...@mailman.qth.net] On Be

Re: [Elecraft] Amp Thoughts: 1000 watts or 1500 watts?

2017-03-30 Thread Charlie T, K3ICH
In some cases a dB or so CAN make a difference. Otherwise, why bother to put a ½dB noise figure GaAsFET pre-amp at the antenna just to overcome 2dB of feedline loss? At the other extreme, if you are being received at 20dB over S-9 running a kilowatt, you'll still be S-5 at 100 milliwatts. 73, C

Re: [Elecraft] K3 loss of rx signal

2017-04-03 Thread Charlie T, K3ICH
I would have thought the center pin would be smaller for higher Z connections (???). Look at the size of the center conductor in a piece of RG-59/U. Although, as usual I may have that completely wrong. 73, Charlie k3ICH -Original Message- From: Elecraft [mailto:elecraft-boun...@mai

Re: [Elecraft] Amber display for the K2?

2017-04-04 Thread Charlie T, K3ICH
HI thought they were ALL amber ??? What color would you call the stock display, orangey-yellow maybe?? Not trying to be funny,( well, maybe just a tad) but what am I missing here? 73, Charlie k3ICH -Original Message- From: Elecraft [mailto:elecraft-boun...@mailman.qth.net] On

Re: [Elecraft] New KX products

2017-04-04 Thread Charlie T, K3ICH
Add a hundred watt amp and you'd be very close to an IC-7300. Chas -Original Message- From: Elecraft [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Erik Basilier Sent: Tuesday, April 04, 2017 3:45 AM To: 'KD6QZX' ; elecraft@mailman.qth.net Subject: [Elecraft] New KX products Woul

Re: [Elecraft] Amber display for the K2?

2017-04-04 Thread Charlie T, K3ICH
rons…. Charlie T. From: Bert Craig [mailto:wa...@arrl.net] Sent: Tuesday, April 04, 2017 9:25 AM To: elecraft@mailman.qth.net; Charlie T, K3ICH Subject: Re: [Elecraft] Amber display for the K2? My K2/100 display is green, much more pleasing to the eye and easier to look at for lo

Re: [Elecraft] KPA1500 110v 240v

2017-04-25 Thread Charlie T, K3ICH
ALL modern amplifiers rated at only 1000 watts DO that. The KPA1500 is rated for 1500 W and is capable of 2000 watts out. Not practical for a 120V source. Chas Subject: [Elecraft] KPA1500 110v 240v My Yaesu Quadra 1,000 watt amplifier works from either 120 VAC or 240 VAC without changing any w

Re: [Elecraft] Elecraft Equipment chat group

2017-05-01 Thread Charlie T, K3ICH
Not me either. Not while I have a working delete key. That plus lots of the "OT" threads are quite interesting. Charlie k3ICH From: Elecraft [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of John Lemay Sent: Monday, May 01, 2017 9:29 AM To: 'Elecraft@mailman.qth.net' Subject: Re: [Elecraf

Re: [Elecraft] K3S Preamp 2 Six Meter Noise Figure

2017-05-01 Thread Charlie T, K3ICH
I'll bet it’s a lot better than that. A 39¢ GG junction FET pre-amp will do under well 2dB on 6. Charlie k3ICH -Original Message- From: Elecraft [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of ab2tc Sent: Monday, May 01, 2017 2:08 PM To: elecraft@mailman.qth.net Subject: Re: [Elec

Re: [Elecraft] K3/K3s Macro Book

2017-05-06 Thread Charlie T, K3ICH
Yeah, but the Ohio sales tax will probably be higher than shipping costs. Chas -Original Message- From: Elecraft [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Irwin Darack Sent: Saturday, May 06, 2017 11:53 AM To: elecraft@mailman.qth.net; ke9uw Subject: Re: [Elecraft] K3/K3s

Re: [Elecraft] OT - Gaffers Tape

2017-05-09 Thread Charlie T, K3ICH
That and it's great for keeping noisy/nosy onlookers quiet. 8 inches applied just below the nose works fine. 73, Charlie k3ICH -Original Message- From: Elecraft [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Harry Yingst via Elecraft Sent: Monday, May 08, 2017 11:55 PM To: elec

Re: [Elecraft] Elecraft] KX2 Firmware

2017-05-24 Thread Charlie T, K3ICH
Oh Boy, a new subject to create endless comments. Things WERE starting to die down a tad. Chas -Original Message- From: Elecraft [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Fred C. Jensen Sent: Wednesday, May 24, 2017 12:42 AM To: Chris Tate ; kev...@coho.net; elecraft@mai

Re: [Elecraft] P3 Will it work on other Radios

2017-05-26 Thread Charlie T, K3ICH
Yes. I believe the range for i's input is between 450 kHz and 21 MHz, so it'll work with our boatanchor radios that use a 455 kHz or 10.7 MHz IF. 73 Charlie k3ICH -Original Message- From: Elecraft [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Scott Russell Sent: Friday, May 26,

Re: [Elecraft] KX2 Battery Question

2017-05-27 Thread Charlie T, K3ICH
That's like saying Mylar tape. Mylar, or in this case Kapton is the base carrier. The type of tape in the link has copper foil is attached to the Kapton base, so in that particular case, it IS conductive. But the base material, Kapton like Mylar, is NOT conductive. Kapton can have a carbon dus

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