Re: [Elecraft] KIOB3B for K3

Yes, very much appreciated here. So happy with the results. On Wed, Jul 29, 2020 at 10:00 AM Joseph M. Durnal wrote: > That is a shame, it is a really good upgrade for the K3. A bit expensive > at $399, but I'm really glad I did it. > > On Wed, Jul 29, 2020 at 10:15 AM Roger D Johnson >

Re: [Elecraft] FS K3 #5948

Apologies, I did not realize the garbage characters would appear in the first msg. Resending. Hello all, Selling my K3, s/n 5948. Originally $4975. See breakdown of accessories, filters, etc. below. Asking $2900 shipped lower 48, Original box. 73 Darrell AB2E

[Elecraft] FS K3 #5948

Hello all, Selling my K3, s/n 5948. Originally $4975. See breakdown of accessories, filters, etc. below. Asking $2900 shipped lower 48, Original box. 73 Darrell AB2E [http://www.elecraft.com] Shopping Cart Contents (nothing is final until you submit your order) item#

Re: [Elecraft] Foot Switch Doesn't Work - Now Working

John K7JLT On Wed, Jul 29, 2020, 7:56 AM kg6mzs wrote: > Hello Reflector, > > For absolutely no reason I can discern the footswitch is working this > morning. > > While I am happy about that, I know that it just didn't start working > because it "felt like it" like some woo woo types might

Re: [Elecraft] Reliable PL-259 UHF connector engagement

Yes, Apple are also offshore products. As noted in recent report: "Defective iPhone parts worth $43 million stolen, used to make new iPhones ...The operation has reportedly been running for the past three years. Workers would set aside defective parts for scrapping. However, the components

[Elecraft] K2 crystal filter upgrade

I have an early K2 that has the original type crystals in both the CW and SSB IF filters (marked with ECS 4.91-20). If I am not going to increase the bandwidth of the SSB filter, is there any reason to replace the old crystals with the new units from Elecraft? Will the new crystals improve

Re: [Elecraft] Reliable PL-259 UHF connector engagement

>...several REAL Amphenol UHF connectors I ordered, which arrived in sealed plastic bags, had no threads on the inside of the coupling rings. The remainder of the connectors in the shipment were just fine. I have a couple of those too. I thought they were a special push-on version for

Re: [Elecraft] Reliable PL-259 UHF connector engagement

On 7/29/2020 12:25 PM, Arliss wrote: Except that several REAL Amphenol UHF connectors I ordered, which arrived in sealed plastic bags, had no threads on the inside of the coupling rings. The remainder of the connectors in the shipment were just fine. I've seen that too, no more than one bad

Re: [Elecraft] Reliable PL-259 UHF connector engagement

On 7/29/2020 12:02 PM, George Danner wrote: > > In the 60s & 70s, we had a screwdriver like tool for removing and > inserting PL-259 connectors in patch-bays in TV stations. It was a > screwdriver handle and shaft with a steel tube slightly smaller than the > pl-259. The tube had a longitudinal

Re: [Elecraft] Reliable PL-259 UHF connector engagement

Better than no threads at all:-) Wes  N7WS On 7/29/2020 3:33 PM, donov...@erols.com wrote: One Japanese antenna manufacturer -- years ago -- supplied their antenna with a mating PL-259 with metric threads... 73 Frank W3LPL __

Re: [Elecraft] SOLVED Radiosport MH-350ADJ with K2?

Thanks Don, I already knew the basics of a resistor between pin 1 and 6 from a simple google search, but I suspected there was more to the story with the Radiosport headset. And there is. After conferring with Dave, WI6R and super helpful owner, there is already a resistor inside the CS6-ELK

Re: [Elecraft] Reliable PL-259 UHF connector engagement

One Japanese antenna manufacturer -- years ago -- supplied their antenna with a mating PL-259 with metric threads... 73 Frank W3LPL - Original Message - From: "Drew AF2Z" To: elecraft@mailman.qth.net Sent: Wednesday, July 29, 2020 7:49:49 PM Subject: Re: [Elecraft] Reliable

Re: [Elecraft] Reliable PL-259 UHF connector engagement

Hi Bill, Both N and BNC connectors have their own unique issues... BNC connectors have rather poor shielding performance caused by imperfect axial alignment and limited engagement pressure, both of which are easily demonstrated by a VNA, especially above 20 MHz. Both BNC and N

Re: [Elecraft] Reliable PL-259 UHF connector engagement

I would suggest NOT using metal tools to tighten/loosen PL-259 connectors. Too much of an opportunity to damage the connector. The silicon "mat", for want of a better term, used to loosen jar lids is the way to go. Cut a piece ~3"L X 1"W and you have a good method to "get a grip" on the

[Elecraft] Help needed: DX Patrol SDR and K3

I've been lent a DX Patrol MK4 SDR that I'd like to hook up to my K3. I followed the directions for the installing the DLL... no problem there. I can't get HSDR to work. The documentation, such that it is (in print from the manufacturer and a German YouTube video) is for an older model,

Re: [Elecraft] Reliable PL-259 UHF connector engagement

Hi George, I was over program services in Dallas back in the 1970’s for Southwestern Bell. We provided the last mile for radio and TV remote operations. I spent more than a little time handing off our end. We also provided studio to transmitter links. I saw that tool in use at just about

Re: [Elecraft] Reliable PL-259 UHF connector engagement

As someone who is currently switching bands by going outside and replugging PL259s, I fully agree that other connectors, e.g. BNC would be nicer. I have gotten in the habit of skipping pulling out my LeatherMan and instead joining the connection to the point where I can feel the teeth

Re: [Elecraft] Reliable PL-259 UHF connector engagement

Bill, Looks very similar. 73 George  AI4VZ On 7/29/20 3:21 PM, William Hammond wrote: Perhaps looking something like this one (BNC)? https://www.monoprice.com/product?p_id=6510 73, Bill-AK5X On Jul 29, 2020, at 2:02 PM, George Danner

Re: [Elecraft] KX3 Filter Question

It acts much like the roofing filters in the K3. Sherwood measured the difference in dynamic range at 2Khz spacing as being an improvement from 96 dB to 104 dB. There’s some degradation noted at 1 KHz spacing limited by opposite sideband rejection, but the footnote isn’t clear whether this

[Elecraft] KX3 Filter Question

Hi, I have a KX3 that I like very much. I put in the filter modification. Does anyone have any specifications on how much the filter helps the receiver- like before and after?   Thanks, Doug K6JEY __ Elecraft mailing list Home:

Re: [Elecraft] Elecraft July Newsletter

Ted, I’m sorry - I didn’t say you weren’t getting it - or didn’t mean to, just that there are many things that can hold up production. I do know that I too would be very frustrated if I paid for something that didn’t exist yet. Fortunately, I’m the type that waits 6 months or more after a

Re: [Elecraft] Reliable PL-259 UHF connector engagement

Similar experience here: threading defect. Amphenol is an offshore product. Need I say more? Only this-- make sure to test the threading & fit of the plugs on your equipment sockets *before* soldering them to cables. 73, Drew AF2Z On 07/29/20 14:25, Arliss wrote: Except that several

Re: [Elecraft] Foot Switch Doesn't Work - Now Working

Maybe there was some corrosion or something similar one the inside of the jack and all the plugging and unplugging I imagine you did the last couple of days cleared enough to bring the resistance down to the point it will work. You might want to spray some contact cleaner in there and exercise it

Re: [Elecraft] Reliable PL-259 UHF connector engagement

Except that several REAL Amphenol UHF connectors I ordered, which arrived in sealed plastic bags, had no threads on the inside of the coupling rings. The remainder of the connectors in the shipment were just fine. 73, Arliss W7XU On 7/29/2020 1:32 PM, Jim Brown wrote: On 7/29/2020 11:21

Re: [Elecraft] Reliable PL-259 UHF connector engagement

Perhaps looking something like this one (BNC)? https://www.monoprice.com/product?p_id=6510 73, Bill-AK5X > On Jul 29, 2020, at 2:02 PM, George Danner wrote: > > Andy, > > In the 60s & 70s, we had a screwdriver like tool for removing and

Re: [Elecraft] Reliable PL-259 UHF connector engagement

Andy, In the 60s & 70s, we had a screwdriver like tool for removing and inserting PL-259 connectors in patch-bays in TV stations. It was a screwdriver handle and shaft with a steel tube slightly smaller than the pl-259. The tube had a longitudinal slot that was big enough for the cable to

Re: [Elecraft] Reliable PL-259 UHF connector engagement

I’m sure those are excellently manufactured, but the teeth are a poor design. wunder K6WRU Walter Underwood CM87wj http://observer.wunderwood.org/ (my blog) > On Jul 29, 2020, at 11:32 AM, Jim Brown wrote: > > On 7/29/2020 11:21 AM, Walter Underwood wrote: >> That is exactly why I consider UHF

Re: [Elecraft] Reliable PL-259 UHF connector engagement

On 7/29/2020 11:21 AM, Walter Underwood wrote: That is exactly why I consider UHF connectors to be a poor design. There's nothing wrong with REAL UHF connectors, like Amphenol 83-1SP, and surplus adapters stamped with MIL spec numbers. It's the cheap junk connectors that cause the problems.

Re: [Elecraft] Reliable PL-259 UHF connector engagement

> On Jul 29, 2020, at 9:49 AM, donov...@erols.com wrote: > > Unlike N and BNC connectors, a PL-259 is dependent on proper > engagement of its outer shell and interconnecting teeth to the mating > SO-239 socket. That is exactly why I consider UHF connectors to be a poor design. I use

[Elecraft] For Sale: K3/100 s/n 2578

I discovered that I had not upgraded to the KIOB3B card which provides a sound card and USB connection. I'm dropping the price to $2300 accordingly. Has virtually all options except VHF converters and KBPF3 on aux receiver. 6, 2.7 and 0.5 kHz filters in main RX; 2.7 and 0.5 hHz filters in aux

[Elecraft] Reliable PL-259 UHF connector engagement

When I worked in the aerospace industry it was common practice to use special "pliers" for removing "Cannon" multi-pin round connectors. These were not any old plumber's pipe wrench (you know - the ones that plumbers use to destroy chrome finish bathroom fittings) but a special tool designed

[Elecraft] Reliable PL-259 UHF connector engagement

PL-259's are excellent connectors when installed and used correctly. Unlike N and BNC connectors, a PL-259 is dependent on proper engagement of its outer shell and interconnecting teeth to the mating SO-239 socket. Use a small pair of pliers to snug up -- not tighten -- the shell. Be

Re: [Elecraft] KI03 Damaged

Dana, I do have a perfectly working spare...let me take a look today as I have a bunch of spares for the Elecraft lines that I need to quantify...let me know if you are interested. Mike K7PI -Original Message- From: elecraft-boun...@mailman.qth.net On Behalf Of Dana Sent: Wednesday,

Re: [Elecraft] Foot Switch Doesn't Work - Now Working

Along the same line, use this thinking with your PL259/SO239 connectors. Sometimes even new ones don’t make a solid connection. > > > -- Rick Genesis 1-29 __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft

[Elecraft] K3: interference on 50.313

Had a strange signal on 50.313 a couple days ago. To memory it was centered on 1500 Hz and about 1000-Hz wide. I went about looking for sources and disconnecting cables. With all antenna connections disconnected it was still there (oh bad). But I also wondered if a setting might have

Re: [Elecraft] Cable for K3 to Ameritron ALS-1300/ARI-500

NEVER connect an SVGA cable to an Elecraft ACC/AUX port, unless you have a way to test every single pin. Many of these cables short all the "ground" pins together (there are 5 of them), or omit Pin 9 (K3 Band2 OUT), so they won't work at all and could cause damage. 73, Bob, N6TV On Wed, Jul 29,

Re: [Elecraft] Cable for K3 to Ameritron ALS-1300/ARI-500

On 2020-07-28 8:54 AM, Eric Norris wrote: > Would one of N6TV boxes work? No, one would still need the RJ45 cable to connect to the ARI-500. However *if one had the necessary documentation*, it should take less than 10 minutes with a soldering iron to replace the RJ45 connector on one end of a

Re: [Elecraft] KIOB3B for K3

That is a shame, it is a really good upgrade for the K3. A bit expensive at $399, but I'm really glad I did it. On Wed, Jul 29, 2020 at 10:15 AM Roger D Johnson wrote: > Apparently this card is no longer available. Does anyone know what the > price was? > > 73, Roger >

Re: [Elecraft] Foot Switch Doesn't Work - Now Working

Hello Reflector, For absolutely no reason I can discern the footswitch is working this morning. While I am happy about that, I know that it just didn't start working because it "felt like it" like some woo woo types might suggest.  I sure would like to know what the ghost in the machine

[Elecraft] KI03 Damaged

HI all… My K3 suffered some EMP damage from a recent T storm… I’ve found L4 on the KIO3 remote IO board open with evidence of heating on it….not sure what else may have been nuked. If I turn on the radio with the KIO3 in the radio boots up but then switches between TX and RX about 1/ sec …

Re: [Elecraft] KIOB3B for K3

Mine was $399.95 when I ordered last year. On Wed, Jul 29, 2020 at 9:15 AM Roger D Johnson wrote: > Apparently this card is no longer available. Does anyone know what the > price was? > > 73, Roger > __ > Elecraft mailing list > Home:

[Elecraft] KIOB3B for K3

Apparently this card is no longer available. Does anyone know what the price was? 73, Roger __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post:

Re: [Elecraft] Elecraft July Newsletter

One of the aspects of making a top notch SDR radio is that while it is not too hard making a fair SDR - think Icom 7300 - making a really good one is a lot harder. Icom kinda gets a C grade on their 7610. So a radio that is going to compete with the likes of the Flex 6600 or 6700 is going to

Re: [Elecraft] Foot Switch Doesn't Work

Hi, I went through something similar but it turned out to be the centre contact on the PTT IN phono socket in the K3S. I tested the voltage on the socket and everything seemed fine, also checked the cabling and microswitch on the foot switch. Upon further inspection it looked like the inner