Well guys don't forget to turn those beams East, NA has at least 26 Islands
activated during IOTA weekend so we want to get in and work you!
You can bet your bottom dollar that EU will be beaming West.
Guys from my club will activate EU120 with call sign G7N, they have 3 K3's
I will be on EU005
The paddle is the most logical device to use to stop the CW from the radio's
memories.
In a contest, you should probably be using the CW sending capability of your
logging program instead of the radio's memories as it most likely allows
hitting of the Esc key on your keyboard to stop the CW which
While this is true I still feel that any KEY_IN source be it PTT or VOX
or the paddles it should interrupt the memory keyer.
~Brett (N7MG)
On Fri, 2010-07-23 at 02:53 -0500, Bob Naumann wrote:
The paddle is the most logical device to use to stop the CW from the radio's
memories.
In a
I'll preface this by explaining that I'm a digital guy and I've lately
decided I want to get a little better understanding of magnetics and
RF... Thus why I'm taking on making my own W3NQN band pass filters and
I've also been interested in building a Balun...
So I've looked at a few sites
Andy,
If tapping the Footswitch (PTT) stops transmitting of the DVR in SSB...I
don't see why it should be any different for CW either.
I think I would have difficulty in learning to use software (keyboard
keys) to stop transmitting.
Although I don't like to use VOX as I tend to mess up too
So I've looked at a few sites describing how to make a 4:1 balun... One
such solution is to take 2 100 ohm 1:1 baluns and connect them in
parallel on the input side and in series on the output side...
The 100 ohms is the differential impedance, or transmission line impedance,
NOT the choking
While this is true I still feel that any KEY_IN source be it PTT or VOX
or the paddles it should interrupt the memory keyer.
Makes total sense to me. Any call for another transmission source, VOX, PTT,
external key line input, or paddles, should halt automatic transmissions.
I have not done this in recent years. I want to carry several radios (KX1 and
a scanner) on board a commercial domestic(Delta) flight. What security issues
will I encounter?
73
Alan
W1HYV
Alan -
Like any electronic device, you must be prepared to turn it on and
demonstrate that it works. This applies to computers, ipods, radios, etc.
I travel with my 2M/440 and just turn it on and pick up a local repeater,
bong it and get an answer. They usually say wow. I'm sure that if you
NQ3RP wrote:
Alan -
Like any electronic device, you must be prepared to turn it on and
demonstrate that it works. This applies to computers, ipods, radios, etc.
I travel with my 2M/440 and just turn it on and pick up a local repeater,
bong it and get an answer. They usually say wow. I'm
I recently carried my K3 and IC-7000 aboard Southwest. I have carried my
radios aboard Delta in the past. The carrier you fly does not matter, you
deal with TSA at security. I always leave my radios in the bag and they
always pull it for additional checks which range from the wipe and sniff
to
Mike,
I have hearing aids - behind the ear type. The only problem is that
many headphones produce feedback, so I use speakers. I do have a couple
set of headphones that work OK with them - they have large cuffs and
hold the transducers further from the ears than most. Go to an audio
shop
Over
On 7/22/2010 1:59 PM, Mike wrote:
The K3 seems to remember VOX on/off on a per band basis.
Any chance to have it on a per mode basis?
73, Mike NF4L
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Brett, I would recommend the Book Understanding, Building and Using Baluns and
Ununs by the late Jerry Sevick, avaliable from CQ
http://store.cq-amateur-radio.com/Categories.bok?category=Books%3AAntennassearchpath=1547318start=10total=17
With this book, a BS in Physics, 54 years as a ham and
I sincerely hope it NEVER becomes anything the requires an external computer
to run.
73, Mike NF4L
On 7/22/2010 9:06 PM, Wayne Burdick wrote:
DOUGLAS ZWIEBEL wrote:
Wayne and Eric
I'd like to send in my deposits NOW so I can then have the right to
complain about how long delivery is
Gary,
You should use the ability in N1MM to control the K3 DVR. I think I might
have bought the K3 to get this capability alone.
Here are the key definitions to use in N1MM to access the 4 K3 DVR memories:
F1 CQ,{CATA1ASC K31;SWT21;}
F2 Exch,{CATA1ASC K31;SWT31;}
F3 Thanks!,{CATA1ASC
They are always more interested in my Begali Sculpture CW paddle.
Same here. The TSA workers often gravitate to my Begali Traveler and start
asking questions about Morse code, why I use it, etc. I think more than
anything, they're intrigued by a polished gold electromechanical object and
Brian Alsop wrote:
NQ3RP wrote:
Alan -
Like any electronic device, you must be prepared to turn it on and
demonstrate that it works. This applies to computers, ipods, radios, etc.
I travel with my 2M/440 and just turn it on and pick up a local repeater,
bong it and get an answer. They
I recently went to Florida with a whole GO kit, inside was 2 radios, 1 power
supply and 1 antenna tuner, they looked at it, asked me what it was, and
wiped it down with swabs and it was ok,
The aluminum flakes in my pocket from the machining done earlier caused more
of a problem.
-Neil
AC2O
On
I just put the K3 in a a bin as if it were a laptop computer or other
large, electronic device. Rarely get a question and never had a problem
on domestic or international flights.
Well, not completely true, I did have a problem once getting on an
Aeroflot flight from JFK to Moscow (enroute
I agree with most of what has been said in support of UHF connectors for HF
and low VHF -- with two reservations.
1. Many SO-239s provided as part of radio equipment are not up to the
quality of Amphenol units. In particular, the spring fingers of the socket
for the male pin loosen over time to
Joel,
How do you respond to this blurb from a DX Engineering guru?
I have been bitten by the non-captive center pin migration problem
(almost impossible to find) and won't use N connectors again for any
non-UHF high power application. This migration if enough creates an
open circuit. It is
I never said that you would have a problem, never said I have had a problem.
I've never have had one, never been wiped and swiped, just my handheld is
only asked to be turned on. What I was saying is exactly what is said on:
http://www.tsa.gov/press/releases/2004/press_release_0401.shtm
That
Tom,
You must be talking about really old MOT radios as all the recent
stuff use N connectors on the repeaters/base stations and mini-UHF on
mobiles. The HT1250 our company bought had mini-phone to female BNC
adapters for connection of external antennas (HT1250 is a VHF
HT). You may be able
1. Many SO-239s provided as part of radio equipment are not up to the
quality of Amphenol units. In particular, the spring fingers of the socket
for the male pin loosen over time to the point that the connection becomes
less than solid. This is particularly a problem if the connector is used
It's already there on a mode group (SSB/AM/FM/DATA vs.
CW/FSK_D/PSK_D) basis. See the manual ...
73,
... Joe, W4TV
On 7/23/2010 8:20 AM, Mike wrote:
Over
On 7/22/2010 1:59 PM, Mike wrote:
The K3 seems to remember VOX on/off on a per band basis.
Any chance to have it on a
I'm not Joel, but I'm going to respond.
Although I've previously argued that UHF connectors are fine for HF
applications and type N isn't necessary, that doesn't mean that type N is
unsuitable.
If type N is suitable for high power (I've used them at 1.5KW on 2M) on
VHF-UHF, then why would
My comments preceded with ##
--
Message: 28
Date: Thu, 22 Jul 2010 15:04:40 -0700
From: Lyle Johnson k...@wavecable.com
Subject: [Elecraft] SDR with a Twist
To: wayne burdick n...@elecraft.com, 'Elecraft Group'
elecraft@mailman.qth.net
Message-ID:
KBPF-3 General coverage receive module - $110
400 Hz 8-pole filter (2 are available) - $100 each
13 kHz FM filter - $100
All in excellent condition and I am original owner.
PayPal or personal check ok. Add $5 per order (not per item) for Priority
shipping.
Mike, W4UM
I use UG-1185's for almost all of my N males here.
They have a captive center pin.
Otherwise, center pin migration -can- be a problem
here in Montana with it's temperature extremes. (;-)
73! Ken Kopp - K0PP
elecraftcov...@rfwave.net
My experience is exactly the same as Mark's. I have carried my K3 on
commercial flights many times. Sometimes TSA wants it taken out of my
backpack and they either swab it for explosive residues or they run it
through separately, but they never ask questions about it, nor have they
asked me
I have been using the Times series of crimp-on N male connectors with the
captive center pin for the past 10+ years. In particular, IMHO, the Times
EZ-400-NMH for use on LMR-400 has been a boon to the communications
industry.
My group has installed thousands of them for use at 2.4 GHz and 5.8
Since most of you are talking about HF, I suppose they are fine.
Professionally, I had the most quality control issues with
PL-259's. I quickly decided that only Amphenol brand were to be
bought. They had much better plating for soldering. The problem
usually came from the extra heat
Sure, it can be used with any SDR app.
Larry N8LP
On 7/23/2010 12:00 PM, elecraft-requ...@mailman.qth.net wrote:
Message: 2
Date: Fri, 23 Jul 2010 07:51:39 +0200
From: Jon K?re Hellanhel...@acm.org
Subject: [Elecraft] LP-Pan and Rocky (was: SDR with a Twist)
To:elecraft@mailman.qth.net
The turn of the screw method for tightening (used for many nut and
bolt fasteners) is appropriate with UHF connectors: firm finger tight,
and then use a tool (pliers) to tighten an additional quarter-turn.
If you can remove the shell without using a tool, it's too loose.
-- Eric K3NA
Curious, how does one identify a 'captive' center pin from a
'non-captive' one?
I typically use the crimp-on type N's from RF Industries and wonder
which category those fall into. For those who are not familiar with
these connectors, the pins crimp onto the center conductor and then snap
1. Many SO-239s provided as part of radio equipment are not up to the
quality of Amphenol units. In particular, the spring fingers of the socket
for the male pin loosen over time to the point that the connection becomes
less than solid.
Nearly all problems I've seen with female contact
Dave,
That type you describe is non-captive, as the center pin is not an
integral part of the connector body.
The crimp on pin, and snap into shell type still leave some margin of
error. If the tech gets the center conductor too long, there is a
possibility of the braid portion not being
I have finally just given up. I no longer try to use the K3 recorder to show
the other ham how his signal sounds.just too darned confusing.
Great Grandmaw Susan
If you don't change direction you WILL arrive exactly where you're
headed!! Susan Meckley, Skipper W7KFI-mm AFA9SM
On Fri, 23 Jul 2010 06:34:54 -0400, Tom W8JI wrote:
The 100 ohms is the differential impedance, or transmission
line impedance
Tom is the balun expert around here, but he isn't telling you
everything he knows, so I'll float a simple 4:1 balun design
that should work quite well up to moderate
The pin of a UG-1185 has an obvious flange in
the approximate center of the pin, and there are
two TFE washers that hold them captive in the
body of the connector.
There are cups in the TFE washes that appear to
be for surrounding the flange on the pin. They're
not. The cups face -away-
Don't worry about it, Susan. Wayne has on his 'list' to include some
refinements to the KDVR3 to enable us to actually hear what is being
transmitted. Until then, my own KDVR3 is on hold.
73 de David G4DMP
In a recent message, ussv dharma ussvdha...@yahoo.com wrote ...
I have finally just
This sounds really similar to a lot of plans that I've seen... One
other piece that I've noticed on many of these that no one seems to
ever mention is that the two 1:1's are usually wound in opposite
directions on each half of the core... I'm assuming this helps to
reduce the coupling between the
The local AM station on 940 is wiping out my K3 on 1880 and 3760 to the
tune of 20-30db over. Have the same problem with just the sub
receiver. Plugged in my K2 and FT-900 and don't have the problem. Any
ideas other the bench the K3 :-)
I ended up getting the commercial version of the connector. There
was the cheapest one the commercial one that was only a very small
amount more and then the top one which was quite a lot more... All
three were Amphenol connectors and I'd already gone to buy Amp but it
was just coming down to
This sounds really similar to a lot of plans that I've seen... One
other piece that I've noticed on many of these that no one seems to
ever mention is that the two 1:1's are usually wound in opposite
directions on each half of the core... I'm assuming this helps to
reduce the coupling between
Linux users might be interested in Quisk, which runs fine with LP-PAN; I've
also provided an interface to the K3 and fldigi. It uses about 10% of the
CPU on my desktop, which is a few years old.
http://wa5znu.org/2009/04/quisk-lppan-k3/
There's a Windows port in the works, but not immediately.
Ok I was referring to a design that was using one core to make a
4:1... I think the caveat that was being used was that they felt they
could do this and be safe enough with it still being a balun as long
as the load was floating (but I'm not 100% sure thats really the
case)...
So is a multi
Harmonics from BC stations are not uncommon.
Those of us who haunt 160M are familiar with them.
In your case, the question is how strong they actually
are, and does the station meet it's FCC specified
specs? Often, the engineer ... if the station actually
has one in residence ... probably is
You can hear what you're transmitting with the monitor feature.
Wait - I think I know what the issue is - I'm guessing that you are not
using headphones, so you don't want the monitor on except when playing
back a DVR recording.
My mistake.
I presumed you would be using headphones to get the
On Fri, 23 Jul 2010 10:37:46 -0700, Jay wrote:
The local AM station on 940 is wiping out my K3 on 1880 and 3760 to the
tune of 20-30db over.
I'd bet that you have preamp on and the attenuator off, so you're probably
overloading the K3. Turn on the attenuator and turn off the preamp. That
I have also been bitten by the non-captive center pin on
Type N connectors. In my particular case, I had 100 feet
of RG-213 runing outside from the shack to a roof mounted
antenna. Type N connectors on both ends.
Then came the cold weather. One day, no receive signal,
and funky SWR. Hmmm.
I've heard a lot of really great things about balun designs
products... And in looking at their 4:1 for dipoles and yagi's it
looks like they are simply doing 2 1:1 baluns on a single core. Looks
to me like they are even wrapped in the same direction and paralleled
on one side then series on the
Brett,
Do you have an old link coupled tuner - like the Johnson Matchbox or a
homebrew one with plug-in coils?
If you do, hook it up backwards with a dummy load on the normal input
side.
You have just created a tunable artificial antenna - tune the Matchbox
to produce whatever load impedance
Here is a relevant post I recently submitted to the QRP-L lists which
may be of interest to folks here.
For the record, no one asked me to turn anything on.
-john W4PAH
Hi all,
I recently made a trip to Anchorage, AK for work and decided to carry
on two 17Ah SLA (sealed lead-acid) batteries to
Ok I was referring to a design that was using one core to make a
4:1... I think the caveat that was being used was that they felt they
could do this and be safe enough with it still being a balun as long
as the load was floating (but I'm not 100% sure thats really the
case)...
I can 100%
None,
I've taken mine on both domestic and international flights as carry on and have
not once experienced a problem. That includes my Greeny screwdriver, my
fishing weight, string, wire for the antenna, and a mini paddle all in the same
case.
Some times I would get a look, then I would
Priced lowered (again). For sale a K2 kit with the following options: KSB2,
KDSP2,
FDIMP, KPCA-F, KIO2, KUSB, KBT2, KAT100-2, EC2, and ETS2.
All of these are New and un-built. The S/N is 006972. It includes the
pre-wound Toroids and manuals.
$ 1,000.00 firm. Thank You!
Sounds like an application for a high pass filter. That strong a signal,
and that it is not being detected by other receivers, certainly sounds
as if it is being generated in the K3 due to overload.
There are 100 watt transmit power level AM broadcast band high pass
filters available that can
Interesting enough his high power one uses two cores and appears to be
made the same as the budget one that is wound on one core... Seems
like stacking them on top of one another is going to just couple them
and hinder your isolation but maybe I'm wrong there
Steve Ellington wrote:
You're right
about PwrSDR being a resource hog. I had to get a dual core cpu just to
run
LP Pan smoothly.
LP-Pan is not the hog...PowerSDR is the hog (a.k.a. dog). I much prefer CW
Skimmer's waterfall and run it directly from LP-PAN without the HRD/PowerSDR
I have Phonak hearing aids. The audiologist at the VA had one of these
and let me try it out [it didn't look exactly the same as in the web
page, maybe an earlier model]. I fed the headphone out from my K3 to
it. It worked. Not fantastic however. My hearing aids were still on
and I got a
I haven't taken, nor at the moment do I have, the time to analyze this, but
I'll throw it out.
http://home.earthlink.net/~christrask/Trask4to1Balun.pdf
Wes N7WS
--- On Fri, 7/23/10, Tom W8JI w...@w8ji.com wrote:
Ok I was referring to a design that was using one core to
make a
4:1... I
I've been watching the details regarding the as-yet-to-be-released Elecraft
KPA-500 amplifier. I presently own a QRP rig which puts out 5w but,
eventually, I'll upgrade to a 100w PA. My question is whether the KPA-500
would function adequately with the QRP rig. Presuming 15db power gain, I
Would this work with any tuner? That is, can I take a regular unbalanced tuner
and put a dummy load on the input and then use it to create an artificial
mismatch for testing?
73, phil, K7PEH
P.S. Loss issues would not be important for my thinking of doing this.
On Jul 23, 2010, at 11:22
...I presently own a QRP rig which puts out 5w but,
eventually, I'll upgrade to a 100w PA. My question is whether the KPA-500
would function adequately with the QRP rig.
I've successfully used the KPA500 with less than 5 watts drive in
prototype testing. It does what you'd expect given the
Just bought the last copy of this book that Amazon had in stock for
17.95 + 3.99 in shipping. Looks like it will be a very nice reference
to have on the shelf...
Thanks!
~Brett (N7MG)
On Fri, Jul 23, 2010 at 5:21 AM, WILLIS COOKE wrco...@yahoo.com wrote:
Brett, I would recommend the Book
Is the custom segmented display on the K3 a TN fluid?
~Brett (N7MG)
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Brett,
The coupling between the toroids is not as much of a problem as the flux
cancellation when an attempt to use one core - that just does not work
right.
73,
Don W3FPR
Brett Howard wrote:
Interesting enough his high power one uses two cores and appears to be
made the same as the budget
On Jul 23, 2010, at 12:41 PM, Brett Howard wrote:
Just bought the last copy of this book that Amazon had in stock for
17.95 + 3.99 in shipping. Looks like it will be a very nice reference
to have on the shelf...
Understanding, Building and Using Baluns
and Ununs by the late Jerry Sevick,
Sorry if I missed a thread on this, but did Elecraft miss the July 17
proposed ship date for the P3..??
W4CCS
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Post:
I hope so because I haven't received my P3 yet.
On Jul 23, 2010, at 01:18 PM, W4CCS w4...@w4ccs.com wrote:
Sorry if I missed a thread on this, but did Elecraft miss the July 17
proposed ship date for the P3..??
W4CCS
__
Elecraft
Yes, Eric's last update said first shipments in the 7/26-7/30 range. 5
to 6 weeks to clear the backlog. We're all anxious for a new update though
:)
73,
Don, WB5HAK
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According to the status I saw 10 days ago, there was a 1-2 week delay from
one of the suppliers and they had hoped for arrival of the parts today and
first CUSTOMER ship for 26-30th. That is NEXT week !!! The testers have
some now.
Can't wait.
73, Jim
- Original Message -
From:
You were right, Don, as usual. The problem was an unsoldered point on the
control board. I was looking on the wrong board the whole time. All tests
and adjustments on Part II are complete and I'm moving forward. Thanks for
all the help!
Ken
K0WKM
-Original Message-
From: Don Wilhelm
Interesting enough his high power one uses two cores and appears to be
made the same as the budget one that is wound on one core... Seems
like stacking them on top of one another is going to just couple them
and hinder your isolation but maybe I'm wrong there
Hi Bret,
With two toroids
Mike...
Some more experiential info. I wear in-the-ear hearing aids. As Don
mentioned, using headphones produces a lot of whistling feedback. I work
CW almost exclusively, and in this environment I put the hearing aids on
standby and that works nicely. Good high frequency roll off g. Voice
John,
This is an interesting piece. I note that at the start of the TSA
notice that it specifically mentions Lithium Ion batteries. Does this mean
that a package of Alkaline batteries with which the battery terminals are
covered with plastic or pasteboard as originally purchased would be
So I'm not allowed to express MY opinion? Sorry, I don't buy that.
Mike
On 7/23/2010 9:42 AM, Gary Hvizdak wrote:
Mike,
There are lots of folks who want such a product. No one is forcing you
to buy one.
73,
Gary KI4GGX
Found the problem: Seems the key out line to the linear was causing
it. Don't use the linear anyway so I just unplugged that line.
Thanks for the help.
As a note, the radio room is upstairs so I do not use a ground since
it causes all kinds of ugly things to happen with tuning. From up
Thanks Joe.
I looked in the manual (paper and PDF), and didn't find what I wanted. Could
you cite
a page?
What I'm after is PTT on SSB (the only voice mode I have) , VOX on CW, AFSK A.
73, Mike
On 7/23/2010 11:05 AM, Joe Subich, W4TV wrote:
It's already there on a mode group
I've taken several HT's with me on both domestic and international
flights with no hassle. Was never even questioned...
73 de James K2QI
On 7/23/10 7:09 AM, Alan Price wrote:
I have not done this in recent years. I want to carry several radios (KX1
and a scanner) on board a commercial
What I'm after is PTT on SSB (the only voice mode I have) , VOX on CW, AFSK A.
CW's VOX is independent, all the other modes lump VOX together, so you
can't have VOX on DATA and no VOX on SSB without pressing the front
panel button (or sending a serial port command) to set the VOX state the
What I'm after is PTT on SSB (the only voice mode I have) , VOX on
CW, AFSK A.
That's not the way it works. As I said below, the settings are
separate on a per group - audio input (SSB, AM, FM, AFSK A, DATA A)
vs. paddle input (CW, FSK D, PSK D) - basis.
73,
... Joe, W4TV
On
Thanks, Lyle. Maybe someday it could make it's way onto the wish list. :-(
73, Mike
On 7/23/2010 5:59 PM, Lyle Johnson wrote:
What I'm after is PTT on SSB (the only voice mode I have) , VOX on CW, AFSK
A.
CW's VOX is independent, all the other modes lump VOX together, so you
can't have
Having just flown back and forth from California to New York, with my K3,
Buddipole, etc., I can give an up-to-date report on TSA doings. I had the
K3, PS cable, short length of RG-8X with two PL-259s, and my Kent paddle
in the two side pockets of my K3 carrying case, and the K3 with foam
inserts
As a hearing-impaired operator, I wanted to let you all know about a
fairly recent hearing-aid technology. It is manufactured by a company in
Newark, California, and the device is called a lyric.
It is a small, completely-in-the-canal device. It sits a millimeter away
from your eardrum. So, it is
On my K3, without a general coverage option, I tuned down below 160 meters and
heard some broadcast stations, and compared the signal strength to another
transceiver I have which has general coverage. In the range of 1400 KHz the K3
copied fine, but when I tuned down around 1200 KHz I
Found the problem: Seems the key out line to the linear was causing
it. Don't use the linear anyway so I just unplugged that line.
Thanks for the help.
As a note, the radio room is upstairs so I do not use a ground since
it causes all kinds of ugly things to happen with tuning. From up
I quite recently flew to Europe from California, and back, with a KX1 and
an HT and Buddipole (in suitcase). I put a copy of the QRP Quarterly in
my backpack, as it has a big ad for the KX1 in it, but they didn't look.
Operating QRP in rural Europe is interesting: there was no noise, and I
could
since there is so much ado about hearing aids...I just solved a problem for
Veterans and hearing aids.,
I did the internet research of chief of staff meetings and minutes and
presented Honolulu VA Chief of Prosthetics with the info.
IF you have 179 or more days of Honorable Service, retired or
I do use headphones 24/7...it is just that using the recorder and getting it to
playback while transmitting is overwhelmingI gave up.
Great Grandmaw Susan (Ex Msgtgot a problem sonny?_
If you don't change direction you WILL arrive exactly where you're
headed!! Susan Meckley,
So now we know it wasn't caused by overload. But since I went to the trouble
of hauling my signal generator up to the shack and connecting it to my K3 I
figured you guys might like to know how your K3 will stand up to a big signal
on the broadcast band. Let's not be so quick to assume this
ussv dharma wrote:
IF you have 179 or more days of Honorable Service, retired or not,
you are entitled to two hearing aids (at VA expense) if your hearing
loss impacts on your daily living.
The VA has given me aids for years, and they replace them with new
technology ones periodically. For
Very nice!! Fun test... You're nuts! But hey so am I. I take it you
have the 250Hz 8-pole filter in your radio in order for that to happen?
~Brett (N7MG)
On Fri, 2010-07-23 at 23:34 +, Rick Stealey wrote:
So now we know it wasn't caused by overload. But since I went to the trouble
Gentlemen,
While I am certain that this topic had its airing, I cannot find any
reference in the accumulation of the '...Digest' I have at hand. At the
risk of resurrecting an old issue, I ask your indulgence and aid in
obtaining information concerning the requirements / indiosyncracies
On my K-3 touching the dit paddle will interrupt transmission of a CW
message from memory. It reminds me quite a bit of the coastal stations when
they used to send CW. Stations such as WCC would be sending their ID tapes
and all of a sudden you heard a single dit and the tape would stop. The
John,
This answer applies to ANY amplfier, and is not specific to the Collins
30L1 - follow these steps for any amplifier to verify that the K3 can be
safely connected.
With any amplifier, the connections to the K3 are from KEYOUT to
whatever amplifier input activates the T/R relay - some
Okay, I've got to ask for help now... I'm a geek and been a computer junkie
since 1980 or so, but for the life of me I can't figure out how to get my K3
to decode data modes. All these choices: AFSK A at 45 bps, FSK D at 45, PSK
D at 31, DATA A... and I feel like I've tried every permutation of
Andrew,
I know you are not going to like this answer - but it all depends...
It depends on what data you are trying to receive (and send).
PSK D will decode PSK31 and generate PSK31 from the Paddle input
characters or ASCII input from the computer (like K3Utility).
FSK D will decode RTTY and
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