The original concept of ALC was devised by Collins engineers as part of
their development program for speech processing. Speech clipping
flattens the peak amplitude, but also introduces some splatter which
then has to be filtered out - but the filtering re-introduces a small
amount of level
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Joe Subich, W4TV wrote:
The problem with optional features is that they take development time
for the benefit of a very small number of users and get in the way of
larger projects that benefit the larger group.
That is a very important point - but development priorities are decided
by
In Europe, make sure you are not using a Pozidriv screwdriver.
A Pozidriv #1 screwdriver will kind-of work with the Phillips screws in
the K3... right up to the moment when a screw gets stuck. Beyond that
moment, a Pozidriv screwdriver is very likely to do damage.
Even with a good-quality
chas wrote:
On 26/11/2012 12:19, Don Wilhelm wrote:
Do you have a saved K3 configuration file? If so, do an EEINIT (see
Parameter Initialization in the manual) and reload the configuration.
That will give you something to accomplish while waiting for the support
people to wake up this
N4OI - Ken wrote:
Appears to be bad BNC-BNC cable that was supplied with P3. Easy to
replace.
Yes, I just assembled my P3 a few weeks ago and noticed that the BNC
cable ends had a very loose fit on both the P3 and K3 BNC connectors.
Although I did not experience a problem, I replaced it with
Don Wilhelm wrote:
There is one possibility of a loose connection in the ground path for
the antenna connectors.
At the upper right-rear corner of the K3 there is a 2D connector, a
long screw and a standoff is fastened to the threads of that long
screw. The tightness of that standoff is
Alan Bloom wrote:
I'm not sure what you mean about the regulator not being quiet. The LM723
is a simple linear I.C.; no switching noise and no acoustical noise.
...
It's true that the 723 is a really ancient IC - it was designed back in
the 70's I believe.
Ancient is not always bad, because
I don't scan the bands
looking for bad signals because I spend my time contesting instead, but
I always jot down the callsigns of the really bad signals I find and I
highlight the worst of them in my 3830 report. I've seen others do the
same, although it would certainly help if everyone did.
David Gilbert wrote:
True. As I said in another post, I'd love to see someone write an SDR
application that captured and quantified such things, but in the
absence of that screenshots from a scrolling spectrum display
(waterfall) would help. The problem is that you lose the amplitude
Vic K2VCO wrote:
On 8/12/2012 1:25 PM, stan levandowski wrote:
For those Listers who don't know what Ultimatic keying is all about -
and are afraid to ask - here is a description by Chuck Olson WB9KZY and
some references also: http://wb9kzy.com/ultimat.txt
73, Stan WB2LQF
In a few words:
Don Wilhelm wrote:
That will work ONLY if the SteppIR can listen in on 38400 bps traffic.
If it needs any other speed, then you must put the Y on the P3.
Check the data speeds that the SteppIR will handle.
The older SteppIR controller can only handle up to 19200 bps. That speed
must be
Mike K2MK wrote:
Hi Ian,
My 5 year old SteppIR controller works fine at 38400 bps.
73,
Mike K2MK
The one I originally used must have been a very early model, then,
because that definitely was 19200 max. With my present SDA-100,
everything can be set to 38400.
Ian White GM3SEK wrote
Jim Brown wrote:
On 7/19/2012 3:38 PM, Lance Collister, W7GJ wrote:
Most of us EME types have sequencers, external preamps, and numerous
old coaxial relays.
Understood why YOU need the delay in your application, but 99% of us
using digital modes, even JT65, are not doing stuff like that. I
Dave Lankshear wrote:
Hi folks. Apologies for the bandwidth, especially today, but I wonder if
anyone can help me locate a 500 ohm pot that's used for direction indication
in the Yaesu G-400RC rotator? I've been on a search mission now for quite a
while and have achieved a 100% failure record
Joe Subich, W4TV wrote:
The macro facility is seriously overplayed as an answer to missing
functionality. Remember that the K3 has only TWO dedicated macro
buttons, PF1 and PF2. Anything beyond that requires hidden controls
which are a nightmare for the guest operator.
This is getting
Al Lorona wrote:
There was recent discussion about the need to HOLD a pushbutton to turn on the
APF. In January 2011, Wayne made a post entitled Tips for using APF in which
he wrote,
2. There are two filter Presets (I and II, accessed by HOLDing the
HI/WIDTH
knob). You can turn APF on for one
Wayne Burdick wrote:
on the K3, it's labeled DUAL PB (hold). The K3 actually provides two
different special filter functions; use the DUAL PB menu entry to set
up the switch for APF.
On the K3, it would be really helpful to have an option to reconfigure
that button on the K3 as tap = APF so
Pierfrancesco Caci wrote:
I'd hate to lose the possiblity to quickly tighten the filters with one
tap (think digimodes, where you switch from looking at a 3 kHz
waterfall down to a single psk signal with just 3 presses of that
button). What about long hold (more than 3 seconds)? I think long
Joe Subich, W4TV wrote:
And the point is: it's fixable.
It is not fixable to your definition without changing both the front
panel (engraving) and keytops (legend). Moving XFIL to HOLD would be
extremely inconvenient for users of that function (it is very difficult
to do multiple HOLD
Joe Subich, W4TV wrote:
The existing K3 manual seems quite misleading in talking about 8
bands of audio equalization. We now learn that the EQ facility
allows the user to set the relative levels at 8 discrete frequency
POINTS, and that the rest of the frequency response is interpolated
by
Thank you for the clarification, Lyle. I hadn't seen that information
anywhere before.
The existing K3 manual seems quite misleading in talking about 8 bands
of audio equalization. We now learn that the EQ facility allows the user
to set the relative levels at 8 discrete frequency POINTS, and
A new question, probably for Lyle to respond:
How exactly are the EQ bands implemented in DSP, in terms of frequency
response?
Although the controls are presented in histogram form, what do the
stated frequencies actually represent? Is the actual frequency response
composed of overlapping
Thomas Horsten wrote:
I wouldn't want to disallow it for anybody, I'd just like the option
That's an important point. The K3 is now a mature product, so almost
every feature request from now on will need to be an OPTION.
An OPTION is something that:
* Does not affect anyone's existing menu
Pete Smith N4ZR wrote:
Any reason not to use a magic-tee splitter between the RX ANT OUT and RX
ANT IN ports on a K3 (no antenna tuner) to feed the received signals
simultaneously to a second receiver? I want to be able to use my main
antennas with my QS1R for Reverse Beacon functions. I realize
Wayne Burdick wrote:
We have about 60 K3 owners testing the K3's new AGC. I'm sure we'll
hear from some of them, but here's a summary of comments they've sent
to me so far:
- copy is much improved in dense pile-up conditions
- signals have more clarity
- QSB is more noticeable on weak signals
Jim Brown wrote:
Because with the close spacing of signals in the various PSK sub-bands, a
signal of more than about 50watts will completely annihilate all the other
PSK signals and make that sub-band unusable for everyone else.
This is urban myth that keeps getting propagated and eventually
David Christ wrote:
The most important thing is the audiologist. Find a knowledgeable one
who is wiling to listen and work with you to meet your individual
needs. Find one who is not tied to a single manufacturer.
Most important: find an audiologist who is a techie like yourself, and
can
Mark n2qt wrote:
It's a little bit quicker, full power in about 7-8ms.
if anyone is interested in the pictures I took of the scope, email me
directly and I'll
send you a copy. (about 800k each)
How much of that 7-8ms is part of the normal rise time? The value most
people are looking for is the
Mark n2qt wrote:
some have asked about the timing of the onset of carrier (rather than
full power output) and the rise time of the carrier after release of
TxInh.
There is a bit of jitter in the onset of carrier that changes the onset
from
about 2.5 ms
to 4 ms. Rise time to 100% is about 5
Dick Dievendorff wrote:
I have that same too busy ACC connector problem with antenna
bandpass filter switching, amp, PR-6, and PTT/FSK connection to a
microHAM device. I'm using a couple of layers of Y connector, dislike
the solution, and I have ideas to resolve that problem somehow.
One
Ian Kahn wrote:
If you have the P3SVGA card, it has a USB port for this option, which
is coming in a future firmware update
Another potential use for the USB port is to write high-resolution
screen capture files to a pen drive.
--
73 from Ian GM3SEK
http://www.ifwtech.co.uk/g3sek
Ron D'Eau Claire wrote:
Yes, it's just three screws to get the KPA3 module out and makes it
much, much easier to reach the parts without damaging anything,
especially if you have the KAT3 installed.
Even with the KAT3 installed, there shouldn't be any difficulty in
reaching the RFC and the
For the kind of SMT work that most of us are doing, a head-mounted
magnifier is far better than any fixed microscope.
The problem with fixed microscopes is that they also fix YOU and the
object you're looking at. The bulk of the microscope also blocks your
normal direct view of the workbench,
John Shaw wrote:
A little bit different but you can get good magnification by mounting a
webcam above the work piece and viewing it on a screen.
Many old VHS cameras have superb zoom optics which are ideal for this
kind of 'head up display'. I tried it once with the camera mounted a few
feet
Does anyone in the UK have a P3SVGA yet, please?
Please reply by e-mail.
--
73 from Ian GM3SEK
http://www.ifwtech.co.uk/g3sek
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ai6ii wrote:
Impressive as the P3 Large Screen version is to look at, I wonder what
it is like to use. That is, with the P3 and mini screen, my eyes are
viewing the screen and the controls in close proximity. I can watch my
finger press the FN3 (set to center the MRK A), reach to the right
dalej wrote:
I debated between the 2.1 and 1.8, I decided on the 1.8 and am glad I
did. This is the first radio I've had with a 1.8 filter that doesn't
sound like tweety bird on SSB. It is a good and tight filter while
still bringing in some good audio.
I used that same 1.8kHz Inrad
Tom Cooch wrote:
I'm guessing a fairly high number of subscribers to this reflector
recognize the reference in your first sentence. I wonder what the
actual percentage is.
Tom KB1UG
I forwarded this to my friend GM4PMK:
: The rear of your transceiver is a maze of twisty little cables, all
F5vjc wrote:
I have just opened a Mouser account in France and ordered a quantity
of, 2631803802 = FT240-3 Fair-Rite.
I hope they're OK. Thanks for the tip on the weight data Ian, I'll
check them when they arrive.
You should have no problem, as Mouser are one of those dependable
suppliers.
Fred Jensen wrote:
On 2/10/2012 2:05 PM, Jim Brown wrote:
On 2/10/2012 1:39 PM, Ken Alexander wrote:
Amidon does not make this stuff. They are a distributor of Fair-Rite
and some other manufacturers, and NOT a good one. I'd bet there's no
one there who has a clue about anything technical.
Eric Swartz - WA6HHQ, Elecraft wrote:
Will there be a facility to export high-resolution image files via the
USB port?
Not yet - Still at the current resolution. but we are looking at adding
that to the f/w.
Thanks, Eric - that's as much as we expect right now.
But longer-term, there does
Eric Swartz WA6HHQ - Elecraft wrote:
The keyboard usb port h/w has been tested, but needs additional
firmware to be written before we add the external keyboard feature. We
hope to have it live in the next several months.
Will there be a facility to export high-resolution image files via the
Rick Bates wrote:
A short Google search found:
http://www.ifwtech.co.uk/g3sek/clamp-on/clamp-on.htm
Merry/Happy Christmas,
Rick WA6NHC
-Original Message-
From: elecraft-boun...@mailman.qth.net
[mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Doug Faunt N6TQS
+1-510-655-8604
Sent:
Eric Swartz - WA6HHQ, Elecraft wrote:
Also, with more vertical lines the waterfall covers a much longer time
period.
Will the waterfall also cover the same time period as at present, but
with better resolution of keyclicks and other transients? (That is
presently a major shortfall of the P3
Jim Brown wrote:
On 12/13/2011 11:48 AM, Alan Bloom wrote:
Is that a valid assumption? I thought that much of the loss in coax is
due to the dielectric loss of the insulation. That implies that the
bifilar winding should have less loss than coax.
This is a very common misconception, and it
Don Putnick wrote:
I've seen what a difference in pitch can do. I used to be the code
guy in our ARRL VE group. Several applicants would flunk the Novice
code test because they said the ARRL standard pitch was not the same as
what they used when they were learning the code. Sounded like a lame
Ross Primrose N4RP wrote:
On 12/9/2011 6:09 PM, Jim Brown wrote:
If it is an automatic antenna tuner, that is less of a problem.
Except that the automatic circuitry, and it's power supply must also be
isolated from ground. That part of the design problem seems non-trivial.
Seems fairly
Wayne Burdick wrote:
Joe Subich, W4TV wrote:
Remember, IMD is driven by total *peak* signal level. The peak signal
level is not simply the scalar sum of the levels ... it is a vector
sum as the individual signals add in phase.
And those peaks could be slightly modulating the AGC loop.
Wayne Burdick wrote:
I use B SET to adjust preamp and other settings when using diversity.
And using B SET is about the most cumbersome operation imaginable to
simply check (or set) subrx preamp.
Macros?
With great respect, macros are not the answer to every usability
problem.
Macros are
Tom W8JI wrote:
I guess I can build external attenuators/preamps, but I would rather
use the internal.
That's funny - those same words are exactly my reason for wanting to
keep the preamp/attenuator settings independent, and having them *not*
track.
As we so often see, there are valid
Alan Bloom wrote:
I agree with all Ian's comments except:
Almost any ani-static mat and wrist strap will be OK
My testing has shown that not all anti-static mats are created equal.
In particular, the Radio Shack portable mat P/N 276-2370 has much too
high a resistance to be effective. Here
Al Lorona wrote:
1.8 kHz is deemed better than 2.1 kHz, and 1.5 kHz is deemed better
than both.
But at some point intelligibility itself suffers because you start to
eliminate the signal you're trying to copy in the first place.
I for one suffer from a type of listener's fatigue when forced
Jim Brown wrote:
On 11/10/2011 8:34 AM, David Gilbert wrote:
there is so much
atrocious splatter from crummy rigs or ignorantly adjusted rigs during a
major contest
YES, YES, YES.
that it is truly rare to find such a narrow filter
actually being helpful. I also would trade my 1.5 KHz
VK7JB wrote:
I've been reading the discussions about RF and common mode current and
using a clamp-on RF current meter to sniff out common mode current in
the shack. I've checked the calibration of my MFJ 854 and am surprised
that it's calibrated quite well: I measure 1A of current measured
David Ferrington, M0XDF wrote:
Pity the won't ship the the UK ROSH compliance I guess.
Why do you want to ship an FTDI-based USB adapter from the USA? They are
available from local vendors in every major country, and they're all
functionally identical because they use the same FTDI chip.
drewko wrote:
I agree with Don-- use some pattern-based system. To me this seems much
better than a scheme which relates the numerals printed on the keys to
the corresponding bands. A geometric pattern seems better.
If you have another rig close by that has clearly labeled band buttons,
make
Lee Buller wrote:
I run legal limit on some contests. I seem to burn up USB to Serial
devices. I am grounded properly. I am suspect of these things in high
RF fields. But...what is a guy gonna do when RS232 Serial ports are
totally discontinued. Turn down or turn off the amp. Hmm!
Don wrote:
Well the suspect coax has been replaced and the problem lives on.
Now I have no idea on what to do to get rid of the problem.
I think its common mode on the coax but now I am not sure. I have to
walk away for awhile and think about what to do next.
Clamp-on RF Current Meter!
At
Don wrote:
...]
1) fixed green wire problem
2) unearthed coax and it is laying on the ground on the top of the
grass
3) build choke with 31 mix at antenna out on the tuner
4) moved PC
I am on the air.
To do when the order shows up from UPS.
Install new coax, I assume the one I have is not
Alan Bloom wrote:
On Fri, 2011-10-21 at 22:24 -0500, Gary K9GS wrote:
Anyone??
On 10/19/2011 9:58 PM, Gary K9GS wrote:
So, if I was going to purchase a monitor, say 23-25 diagonal, what
should I look for besides the 1920 X 1080P resolution?
Pixel response time? 5ms seems to be the
As Jim Brown says: if all these problems came on suddenly, focus on what
parts of the installation have CHANGED.
You may well have identified one:
Right now I am thinking that I have a bad coax line outside of the
house. The reason for this is that I had a new propane tank installed
and
Tony Estep wrote:
I believe that reflector participant Ian GM3SEK is an audio engineer,
You're maybe thinking of Jim, K9YC.
(I couldn't even play an audio engineer on the radio, and most people
think that my musical instrument already makes too much noise.)
--
73 from Ian GM3SEK
Ron D'Eau Claire wrote:
They also didn't do much except make us feel better. Ferrite core chokes
actually DO something useful. The cracked balun was poorly designed, so
it overheated. That's a DESIGN mistake, not a defect of ferrite cores.
73, Jim K9YC
Why would you think that? Properly
Ron D'Eau Claire wrote:
Mike, I certainly concur with Eric's observation. What I thought was
very unusual was that you said that the hum would come and go, which I
presume happens when you aren't doing anything at the amp.
Hum that comes and goes for no apparent reason might be caused by some
Stephen, you are a saint! I'd have gone back with exactly what he
deserved.
I'm guided by 'Zen and the Art of Motorcycle Maintenance'. The K3 is
one great radio, but the snap crackle and pop (even with the built-in
speaker) put my teeth on edge, it's as simple as that. It's like a
loud
Rick Dettinger wrote:
You can take my K1 when you pry it from my cold, dead fingers!
Since 'Men In Black', we have to be more careful about that line:
--
73 from Ian GM3SEK
http://www.ifwtech.co.uk/g3sek
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Pete Smith wrote:
I recently repaired a KIO3 board, replacing U1 to restore serial port
operation. It worked, but in the course of doing the job it was
annoying to contend with the circuit board skittering across my work
surface. Now I have another KIO3 to repair, and I'd like to avoid the
Craig Smith wrote:
I certainly understand the impracticality in terms of cost and size of
designing the basic KAT500 with a large number of output ports. My
personal wish is that an optional external Elecraft unit will
eventually be available that will allow for port expansion based on the
Don Wilhelm wrote:
I use the same type hearing aids.
Probably not exactly the same, because Phonak is a brand name (Swiss)
offering several different models, each available with a number of
different earpieces, and then of course a vast range of programming
options.
Talk with your
Fred Jensen wrote:
I appreciate this thread. I too am both nearly deaf, and even with
level and frequency correction, I can't understand someone speaking
behind me. My loss occurred all at once from an RPG explosion one
night, and I've been told the rocks on your hair cells are gone so it
Geoffrey Mackenzie-Kennedy wrote:
Evening Fred,
If the pipe is OPEN at its ends, would not the current flowing on the
outside of the pipe fold over at the end of the pipe and continue to
flow on the inside skin? The reverse, if you like, of the situation
where a coax feeder is used to feed a
John Lemay wrote:
Good morning all
I raised the issue of noise coming from my P3 several months ago.
It is noticeable on 2m, using an EME array that is about 50ft from the
rig. There is a combination of azimuth and elevation in which the array
looks directly at my shack and under those
Stephen Prior wrote:
What I like best in 1.08 is the red tx marker which appears as soon as
split (or RIT/XIT) is implemented without having to command the P3 to
display VFOb.
Nice feature, and I like the use of shaded bars to display the RX
passband as well as the bright line for the TX
David Lankshear wrote:
I was just ordering Fred's book as a download, but stopped when lulu
decided to add VAT to the price.
Here, in the UK, books are exempt from VAT,
Sadly, that only applies to printed books.
[...]
G, just so others in the EU know what to expect.
Do expect to be
Edward R. Cole wrote:
In my case, the major reason I don't want to sell internationally is
the matter of customs and duties, with the associated paperwork. Here
it's mostly ignorance of what is needed, what the procedures are, etc.
I might look at it differently with a ham I knew as the buyer.
Joe Subich, W4TV wrote:
All you have to do is write down the total value (in US$) and an
adequate description. AMATEUR RADIO PARTS is usually close enough.
That's all - you're done.
That works in western countries. However, anything containing radio
is automatically contraband in many
tony rowland wrote:
time line for k-500 kit manual on the download list?
All Elecraft manuals are here, in date order (newest first):
http://www.elecraft.com/manual/?M=D
The KPA-500 preliminary assembly manual was posted a week ago.
--
73 from Ian GM3SEK
http://www.ifwtech.co.uk/g3sek
Wayne Burdick wrote:
Note that the KX3 also has a jack for a keyer/paddle/handkey/etc. of
your choice. It can be used simultaneously with the attached paddle,
too.
Will the KX3 development phase be an opportunity to add more facilities
to the keyer firmware, and feed them back into the K3 as
Jim Brown wrote:
On 5/16/2011 10:35 AM, Tony Estep wrote:
True of electrons, and other subatomic particles as well. For those who wish
to delve into quantum mechanics and find out what the uncertainty principle
actually deals with:
If you read a bit further down in Wikipedia with respect to
Stu2 wrote:
1) Make sure the paint on the inside of the case was removed in the
appropriate spots (connectors, joints, etc.)
A stainless steel scratch pen is your best friend -
USA:http://www.cooltools.us/Scratch-Brush-Pen-Style-Steel-p/brn-209.htm
UK:
On Sun, May 15, 2011 at 3:04 PM, Alan Bloom n...@sonic.net wrote:
Right, no computer will be required. You'll just plug a VGA monitor
into the connector on the back of the P3.
Since we are in question answering mode, will you be able to switch
between just monitor, just P3, and both?
Tony Estep wrote:
On Fri, May 13, 2011 at 10:18 PM, Gary K9GS garyk...@wi.rr.com wrote:
a P3 driving a nice big 20 something inch monitor would be the way to
go
I set up a panadaptor display on my computer in parallel with my P3. It
gives a nice big, detailed picture, but I soon
Alan Bloom wrote:
The paint must also be removed from the sheet metal around each of the
points where it attaches to the 2D fasteners.
My recent P3 metalwork had much more paint underneath the spray masking
tape than the 3-y-o K3 had. It needed a vicious stainless steel scratch
pen to clean
Fred wrote:
You can Hold CENTER and move the DX station's freq to the left edge of
the display and set SPAN so the pileup is spread across the whole
display. The two controls interact some but it is easy to do while you
are listening to figure out the operator's pattern.
Thanks, Fred, that
gary bartlett wrote:
I figured that I could use the P3 to look around any given band
before I started creating a pile-up to see how much damage I might be
doing, and once I found the best (i.e., least offensive) portion of the
band, I was going to use the Span adjustment in Tracking Mode
Ian White GM3SEK wrote:
That's a very responsible attitude (although the same result can be
achieved with a panadapter).
Sorry, low coffee error: ...same result can be achieved withOUT a
panadapter.
--
73 from Ian GM3SEK
http://www.ifwtech.co.uk/g3sek
Jim Brown wrote:
Finally, go to change tempo. This can make your recording play faster or
slower without changing pitch. Don't change the beats, but rather trim the
time length of your recording. A little bit goes a long way. For example,
when I recorded my call the clip was about 3 seconds
Alan Bloom wrote:
The P3 keeps track of the preamp/attenuator status reported by the K3
so that the dBm or S-unit display reads accurately. That can lead to
some non-intuitive behavior. For example, turning on the K3 preamp
typically makes the noise level on the P3 go down rather than up.
Phil Hystad wrote:
I really have this great urge to get rid of all connecting cables just
like in the old Star Trek TV episode The Ultimate Computer (episode
#53, stardate 4729.4).
Meanwhile, back in Series 1, Mr Spock was still having trouble with the
small screen of his P3:
They are not big government to be scorned, they are based on God's
Laws of Physics to be learned and respected.
Amen!
--
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Jack West wrote:
I can send using paddles right or left handed.
[...]
I am able to QSO CW by alternating letters back and forth using both
hands. Occassionally I may send two or three letters from the same
paddle but not often. I dont have tothink about it...it comes
naturally. I call my
Fred Jensen wrote:
The message: Do what works for you, there is no 'right' answer.
And also: Don't ask a talented person - ask someone who had to work at
it.
--
73 from Ian GM3SEK
http://www.ifwtech.co.uk/g3sek
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Phil Debbie Salas wrote:
If you CAN'T do radials right, DON'T do grounded verticals. As simple
as that.
I disagree. Licensed in 1964 at 15, I operated with a 4BTV through
high school and college with just a ground rod. I didn't know any
better, but had lots of fun - even with a Knightkit
Alan Bloom wrote:
I agree that XIT is probably used much less often than VFO B to control
the transmit frequency. I think a lot of people use RIT (which does
affect the cursor frequency on the P3) but fewer use XIT.
The main use for XIT is in CW contests and simplex DX pileups, to apply
a
Alexey Kats wrote:
With K1, K2, KX1 I learned a lot from its schematics, I was able to
figure out what went wrong if something went wrong (just to prove to
myself that it was me who was an idiot).
From personal experience, the K3 can offer all of that ;-)
--
73 from Ian GM3SEK
Jim Brown wrote:
On 3/1/2011 6:17 AM, pendulous wrote:
I recently
installed the DX engineering bidirectional Beverage systems.
Are you also using the DX Engineering preamp? It's got a lot of gain,
more than is needed to bring your Beverages up to match other antennas,
and that could be
Jim Brown wrote:
On 2/19/2011 7:32 AM, Ian White GM3SEK wrote:
Very few US manufacturers are capable of in-house testing on 50Hz, so
it's good to see that Elecraft have placed a KPA500 with Brendan.
//I can assure you that Elecraft engineers are smart enough to design
for 50 Hz power
David Cutter wrote:
Thanks Brendan and Jeff with good advice, I've done this myself and it
works well. However, small generators I have seen do not produce
mains-quality sinewave output: it's more triangular and I just want to
know if Elecraft are happy with their kit running on this sort of
Harry wrote:
I configured my K3's RIT button (push hold) to engage split with the
VFO B freq 5kHz up from VFO A, and the XIT button (push hold) to clear
split.
For split the macros I put together are: SWT13; SWT13; FT1; UPB7; RT0;
XT0 For clear split the macros are: FT0; RT0; XT0; LN0; SW000
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