I have found it necessary to apply some contact cleaner to a clean cloth
and wipe around the slug socket
and slug to restore conduction.
Dick, n0ce
On 11/21/2015 9:44 PM, Ron D'Eau Claire wrote:
If you want to rely on a piece of test equipment it MUST be serviced and
calibrated regularly. The
Again I definitely want a set. I will pay up front if you need the money first.
Brian Denley
KB1VBF
Sent from my iPad
> On Nov 21, 2015, at 7:50 PM, Doug Shields wrote:
>
> Hello everyone,
>
> I wanted to give everyone an update on the K2 Miscellaneous Accessory
> Board project. I recei
I experienced the same phenomenon as did Larry. Some of this was the "fault"
(i.e. normal operation) of the noise blanker; some of it was due to the
absolutely abysmal quality of too many of the signals. Regrettably, there were
probably some K3s contributing to the mess if some recent QSOs I've
The Bird wattmeter is a coarse and loose measurement device.
It is the most overrated power meter, especially in the amateur community.
The calibration is only possibly five percent at a single frequency,
usually the center frequency of the slug. Away from that frequency it
rapidly
goes way off
On 11/20/2015 04:35 AM, Mike Reublin NF4L wrote:
I'm not doing a a good job of explaining I think.
The rig is at 3.524. I double-tap the Split button to equalize the
VFOs, then hold Split. The P3 is set to a span of 10, i.e. -5 appears
to the left, +5 appears to the right. I set the P3 to tracki
Harlan,
That is correct - improper test leads are often a 'culprit'.
For instance trying to measure an HF signal with a 'scope. The
'scope may b rated for 200 MHz, but if you try to us a "hunk of coax"
for a probe, the frequency rating may diminish to 2 MHz (OK, that is
just an example). Y
For that reason I shy away from buying Bird elements at a hamfest.As
my mother would frequently tell me; "don't touch that, you don't know
where its been".
73
Bob, K4TAX
On 11/21/2015 9:44 PM, Ron D'Eau Claire wrote:
Banging on a slug it the quickest way to change the calibration.
___
If you want to rely on a piece of test equipment it MUST be serviced and
calibrated regularly. The Bird wattmeter I carried as a marine radio service
tech was calibrated annually without fail, or immediately after I dropped a
slug! Banging on a slug it the quickest way to change the calibration.
Th
I'm the supervisor of a metrology lab and that is one of the first things I
ensure a new technician understands. And many times it isn't the test equipment
that is at fault, nor the unit under test, but the methodology of using that
test equipment. Not using the equipment "guard" correctl
I use the Behringer MS40 amplified speakers. RF has never bothered them
(1 kW) and they have two channels of input - so you can use left/right
K3 (each RX) and the other for left/right from your computer.
If you want something a little less expensive, the Creative Inspire T10
amplified compute
Per page 2 of the manual :
3 - 30 Mhz 600W into 5 > 500 ohm ( 10:1 swr )
1000W into 16 > 150 ohm ( 3.1 swr )
1.8 - 2 Mhz 600W into 500 ohm (5:1 low imp swr) ( 10:1 Hi Imp.
swr )
--
View this message in context:
http://elecraft.365791.n2.nabble.com/KAT
I'm surprised nobody mentioned the SP3.
I like mine. It's hard to find any mention of it on the Elecraft web site
however.
https://www.youtube.com/watch?v=I2EmW46zgDw
Steve N4LQ
On Sat, Nov 21, 2015 at 6:24 PM, wrote:
> I’m interested in getting a nice stereo speaker for my K3 so I can
>
And it may be related to a specific element as well. There is a carbon
pot inside the element that has been known to change and/or get dirty
just like any other pot that sits in one position for a long period of time.
73
Bob, K4TAX
On 11/21/2015 6:27 PM, Robert Harmon wrote:
Ken,
My bird ha
I have a pair of Optimus that I no longer use. Contact me off
reflector for more details.
73
Bob, K4TAX
On 11/21/2015 6:02 PM, Don Wilhelm wrote:
I picked up a pair of Radio Shack Optimus speakers in a second hand
store for $5 and they work great with my K3 - those speakers are 5
inch cubes
Small bookshelf type non amplified speakers. I don't suggest "computer
types" as they are typically amplified. I found some Radio
Shack/Realistic speakers being discontinued as catalog #40-1313. They
work quite nice.
73
Bob, K4TAX
On 11/21/2015 5:24 PM, w5...@comcast.net wrote:
I’m intere
Hello everyone,
I wanted to give everyone an update on the K2 Miscellaneous Accessory
Board project. I received seven boards and some parts from Byron. The
boards are separated and drilled. I have been talking to the Internal Mic
Adapter folks about getting some of the IMA boards. Today
Buy the new adapter that turns the bird connector into a BNC
then just use a BNC cable, wont have any future problems
with the crappy spring.
73 Merv K9FD/KH6
Ken,
My bird has been acting as you described. I will check it out.
I guess the remedy is to clean the spring coils ?
Thanks for the
That brings to mind an adage advocated by my lab instructors in college
and has proven to be very worthwhile over the years - it is no less
applicable today.
"Technician (or Engineer), know your test equipment and especially know
its limitations".
That means always be prepared to verify your mea
Ken,
My bird has been acting as you described. I will check it out.
I guess the remedy is to clean the spring coils ?
Thanks for the info ?
73,
Bob
K6UJ
On 11/21/15 3:23 PM, Ken G Kopp wrote:
An earlier posting brings this to mind
There is a seemingly little-known failure that freque
Ronnie,
Find yourself a pair of 'bookshelf' speakers normally used for "HiFi
stereo" installations.
Those small speakers were popular some time ago. I picked up a pair of
Radio Shack Optimus speakers in a second hand store for $5 and they work
great with my K3 - those speakers are 5 inch cube
DO you listen to FM radio on your K3? If not, get communication speakers and
not music speakers. 73, Jim KG0KP
-Original Message-
From: Elecraft [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of
w5...@comcast.net
Sent: Saturday, November 21, 2015 5:24 PM
To: elecraft@mailman.qth.n
I'm about to send my KPA500 To the shop at Elecraft and I wonder if
anyone has had any success using an ALPHA 87A runing low power into
KAT500?
If so how many watts did you run into the KTA500?
Thanks.
ARS N5GE
__
Elecraft mailing list
Phonema speakers, I have them,, they sound great!
-Original Message-
From: w5...@comcast.net
Sent: Saturday, November 21, 2015 11:24 PM
To: elecraft@mailman.qth.net
Subject: [Elecraft] Stereo Speaker for K3
I’m interested in getting a nice stereo speaker for my K3 so I can
liste
I’m interested in getting a nice stereo speaker for my K3 so I can listen
to both of my rx’s at the same time without having to wear cans. What can be
recommended?
Thanks
Ronnie W5SUM
__
Elecraft mailing list
Home: http://mailman.q
An earlier posting brings this to mind
There is a seemingly little-known failure that frequently occurs to Bird
meter movements ... or more correctly ... to the connector at the sensor
casting end of the length of coax used to connect the (30 ua) meter to the
sensor.
Often a sharp "whack" on
You might be surprised at how many times I've assisted folks with low
transmitter power only to find their power meter was not accurate.It
happens to the best of us, regardless of how new or how expensive the
instrument might be.
A lesson I learned as a pilot and that is always have a "wha
Dave,
Properly tightened against the internal tooth lockwashers, those RCA
jacks should not loosen.
Unless someone used substitutes, they have a hex nut on each side of the
panel and an internal tooth lockwasher on each side of the panel too.
Use wrenches (spanners for you) or pliers and tighten
Danny
Decent BNC connectors have identical pin diameters in both 75 and 50
ohms versions and are fully compatible (unlike N type which are
definitely incompatible). But obviously these cheaper ready made up
cables use cheap plugs so may well have fat pins.
As an interim measure I have taken a
You must have had some older 75 ohm BNC connectors.
Those which comply with the 1978 standard IEC 169-8 will interchange
non-destructively - so says Wikipedia
73,
Don W3FPR
On 11/21/2015 2:44 PM, Danny Higgins wrote:
I remember buying some cheap BNC patch leads at a rally which worked fine.
A
That did it, Wunder..tnx to all that answered!!!
From: Walter underwood
Sent: Saturday, November 21, 2015 12:54 PM
To: James Rodenkirch
Cc: elecraft@mailman.qth.net
Subject: Re: [Elecraft] HELP!!!
Set mic button off in the menus. Your plug is shorting the
I agree, the KX3 Companion app is FB. Last month I even used it for over a
hundred QSOs in the JARTS RTTY contest with no crashes or hiccups.
73, Ryan AI6DO
From: James Rodenkirch
To: "elecraft@mailman.qth.net"
Sent: Friday, November 20, 2015 6:23 AM
Subject: [Elecraft] PSK31 for my K
Set mic button off in the menus. Your plug is shorting the PTT contact.
wunder
K6WRU
> On Nov 21, 2015, at 10:31 AM, James Rodenkirch wrote:
>
> I am trying to set up my KX3 for JT65 operation...when ever I plug my audio
> cable from the computer into the mic input jack the kx3 goes in to
>
I remember buying some cheap BNC patch leads at a rally which worked fine.
After a swap around my RX went deaf and I couldn't work out what was wrong.
After a lot of diagnosis I started to inject a large signal and worked all
the way back to the BNC antenna input socket, where I found that the chea
I think he was referring to the radio being off, and not the computer.
If the PTT line is being momentarily pulled to ground when the plug is
inserted, it may flicker into XMIT momentarily. Not going to hurt anything.
If it’s staying on, that’s a different story.
Grant NQ5T
K3 #2091, KX3 #834
Mine does that as well. I have found two solutions. The first and
easiest is to turn off the mic button. In the menu settings MIC BTN
change from UP.dn to off, then turn on VOX, just to the left of VFO A
tuning knob. The other solution which is a little more elegant is to
tell your JT65 softwar
Tnx Kevin ...but, even with the computer off and regardless if in USB or data A
mode and with PTT selected the xmt light comes on...
From: kevino z
Sent: Saturday, November 21, 2015 11:43 AM
To: James Rodenkirch
Cc: elecraft@mailman.qth.net
Subject: Re: [
I am trying to set up my KX3 for JT65 operation...when ever I plug my audio
cable from the computer into the mic input jack the kx3 goes in to xmt.what
is up with that??? I am using supplied cable from Elecraft...
__
Elecraft mailing
Hi
Even though I am a "newbie", I hope soon to be acquiring a K3S.
If there is anyone in the Orlando area (I live just south of Disney) who has a
K3S and wouldn't mind spending some time with me (I will pay for the coffee or
a beer!) and talk me through the establishment of the K3S in a new shack
I think I win the prize for not checking the obvious. I turned on my
homebrew 160 meter 3-1000Z amp and saw only 400 watts instead of the normal
1300 watts out. I ended up taking the amp apart, and measuring all the RF
components. I tested the cables. I had the PI network coils out. I removed
Hi Dave, and to the masses of readers we can hear breathing in the
background...
I've surely done that myself, once with the equipment out and ready to ship
before logic gained the upper hand and I started checking cords and
connectors, finally detecting a male BNC on a cord with a retracted cente
But Bill, this email list is the ultimate
computer-to-computer mode. Well not really: No
mechanism, here at least, for sending canned
messages by hitting function keys :-)
73, Phil W7OX
On 11/21/15 2:05 AM, Bill W4ZV wrote:
"So very few controls would actually be needed. Come to think of it,
Back in the 1950's or 60's there was a great cartoon in QST showing an
anthropomorphic robot who looked like he was made out of junk box parts
flailing away operating a Ham station in a contest while the Ham relaxed in
the next room.
It seems we have arrived.
OTOH, there is the challenge of bui
Over
73, Mike NF4L
> On Nov 20, 2015, at 7:35 AM, Mike Reublin NF4L wrote:
>
> I'm not doing a a good job of explaining I think.
>
> The rig is at 3.524. I double-tap the Split button to equalize the VFOs, then
> hold Split.
> The P3 is set to a span of 10, i.e. -5 appears to the left, +
And it turned out to be the cable from the K2 to the transverter. The
pin of the BNC plug at the XV50 end had pushed back so not making.
Together with the BNC/phone adaptor at the K2 end which is not the best
arrangement. I obviously need to make up a couple of proper phono-BNC
cables.
I assum
Eric,
A great update to the K3/K3s would be a fully adjustable IF NB Width
control. The available choices now are NAR/MED/WID with 7 degrees of
level. Electric fences are wide pulse. I have observed that width vary
based on the manufacturer and the quality of the installation; read -
all terr
Thanks Don. Having looked at it again it does actually look as if the
output from the K2 transverter socket is missing or very low. I got a
bit confused about levels (as well as making typos) and I should most
definitely be able to see the 1mW on my scope (632mV p-p). I did have
to tighten up t
"So very few controls would actually be needed. Come to think of it, an
operator wouldn't even be needed!"
BINGO! And how much fun would that be? Which is exactly why I don't care
for the computer-to-computer modes.
73, Bill W4ZV
--
View this message in context:
http://elecraft.365791.n2
Thanks, Don, Jim and Joe, for all information.
I am now looking forward to discover all the goodies that´s in
the P3.
Thank You
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Home: http://mailman.qth.net/mailman/listinfo/elecraft
Help: http://mailman.qth.net/m
Dear K2 users,
I wrote a K2 users manual. Unfortunately, it is in German. Would anybody
feel like translating the text? Copyright is CC-BY, so there would be no
copyright problems.
http://www.elecraft.com/manual/K2_AnleitungDM3DA.pdf
73 Daniel DM3DA
--
Daniel Schlieper em
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