the Peak Resp(onse) setting in
SETUP if you like. I assume that you have the K3 power set to just enough to
drive the amp to 500 watts. I like to use a small amount of CMP (6-10 dB) to
set a stable upper limit, and then set drive to just at the threshold of
ALC.
Larry N8LP
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you
use allows you to specify an alias for the remote IP address unless you have
a static IP address. With dynamic addressing, you need to use a service like
DDNS to correlate your alias to the current dynamic address.
73,
Larry N8LP
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. Just
thinking out loud.
Larry N8LP
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The outputs you are looking for exist on the KX3. I don't think they exist on
any other rig.
Larry N8LP
Gary Smith-2 wrote
Ah, I'd never heard of sdr-iq but I just looked for info on it and
for a $500 price tag, I'm not interested. The limitation of +/- 12
KHz with an additional piece
have updated my system requirements page with this info...
http://www.telepostinc.com/sysrequirements.html
73,
Larry N8LP
KQ8M wrote
I have 16 Gb ram. That means I have to shut off 12Gb every time I want to
use my sound card? Yes, that makes sense. I guess the
drivers work fine. I think
Audiophile
2496 PCI card at $75. The ASUS cards are good at 96kHz, but fall apart at
192kHz. The Delta 44 was once the best card out there, and it's still
decent, but I haven't used one in several years, whereas I have the others
all still installed on my shack PC.
73,
Larry N8LP
KQ8M wrote
If you are using the MME driver selection or one of the other Windows
drivers, try going into the Windows Mixer and set the recording level to 5
rather than the default 100.
73,
Larry N8LP
Joe Subich, W4TV-4 wrote
To add to the list, my older HP Pavilion DV7 with Vista Home Premium
has
it was just a slip of
the fingers. The confusion comes in that the displayed span is roughly equal
to twice the sound card bandwidth... not twice the sound card sampling rate.
The bandwidth of the card, of course, is roughly half the sampling rate if
it is properly implemented.
73,
Larry N8LP
On 8/19
Note: The noise blanker in NaP3 works on the display as well.
Larry N8LP
Ignacy wrote
I guess that one can find advantages of P3, LP-Pan or something else
depending on circumstances.
The main advantage of P3 is that it is standalone. No hassles of software
installation, instantaneous
PCs,
but you really have to try to find a PC that slow today.
Larry N8LP
Joe Subich, W4TV-4 wrote
Here's the direct link:
http://www.telepostinc.com/P3_comp.html
It's there plain as day about 1/3 of the way down the main LP-Pan
page: http://www.telepostinc.com/LP-PAN.html
Note
drivers, especially with
win7 64-bit.
Larry N8LP
Joe Subich, W4TV-4 wrote
NaP3 is not the only software required with LP-Pan. Most installations
require LP-Bridge or some other software port sharing package to allow
both NaP3 and a logging program to share control of the K3.
Several logging
with the various
releases of NaP3, so the version you use will matter.
Larry N8LP
Dick Green WC1M-2 wrote
Some comments that may be helpful for both threads about the P3:
I have two K3s in an SO2R contest configuration. The K3 I use mostly for
running has an LP-Pan and NaP3. I just installed the pre
be run by itself for utmost safety, even though there are a number of
operations that would normally run OK through LP-Bridge.
Larry N8LP
MMTTY, N1MM and other programs all work for me using one hardware serial
port and/or usb to serial as does DX4Win my logging program - by that I mean
all work
I reported this (WF not always coming up on the external screen) last week
and still see it from time to time. I don't think I have seen the other
problem.
Larry N8LP
Paul Saffren N6HZ wrote
Hi Ian,
As far as I know no one else is experiencing this. When you upgraded to
the new
That's funny, I heard that the K9 was gonna be a real DOG ;-)
(cue rim shot)
73,
Larry N8LP
The Elecraft Electro-Wonder K9 will solve some of those problems. There's a
feature being developed on that rig that will identify the continuous
non-listening callers and send them a 36v jolt
this is
a regression, but I just noticed the comms part of it.
73,
Larry N8LP
Paul Saffren N6HZ wrote
P3 Version 1.16, SVGA version 1.04 and P3 Utility version 1.12.4.26 are
all now available from the Elecraft website. We are suggesting that
users update their P3 Utility to the latest
adjustment for external monitor height, or just
an independent external waterfall height adjustment?
Thanks and 73,
Larry N8LP
Paul Saffren N6HZ wrote
Hi Larry,
Would you be able to give me a call at Elecraft today or email me your
phone number and good time to call? I would like
It has been running for a week with just the pan display on the top and black
on the bottom. I can move the dividing line, but the waterfall is always
black.
Larry N8LP
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Sent
Hi Bill. I tried the entire range of the REF level control with no effect.
Raising the brightness on the display just causes the black to turn gray,
plus I want to share the monitor with other things which precludes having a
special setup just for P3.
Larry N8LP
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the price
to drop over the next year to the $100 range.
73,
Larry N8LP
Kok Chen wrote:
On Dec 13, 2010, at 12:49 PM, Andrew Meyer wrote:
By the way, for anyone looking for a good sound card for the LP-PAN, keep
your eyes open for the E-MU 0204. This is pretty much an E-MU 0404 in a
smaller
://www.ridgeequipment.com/store/dummyloads.html
73,
Larry N8LP
k2qo wrote:
Hi Gang,
I'm prepping for the January VHF Sweepstakes. Going to run my K2 with
XV222
and XV432.
The instruction sheet for the D/L indicates that it is good to 225MHz.
Does
anyone know of any specs related
offering, but came up with perhaps the goofiest conversion scheme I have
seen in a long time.
Larry N8LP
Craig D. Smith wrote:
I read and enjoyed the review. It looks like a very good product, and
will
no doubt sell well - as it should.
For me the only advantage it would have over my K3/P3
.
73,
Larry N8LP
VE3NFK wrote:
Yes, Alan
an LP-Pan
and yes that is where the spike comes from...
I checked Brett's suggestion that the in/out might be backwards.. but it
is fine.
So - now I need to find out how to stop the leakage.
73
John VE3NFK
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View this message
is
about 6-7dB.
Larry N8LP
With the K3 preamp turned on I can see a -135 dB signal, even at 200 kHz
span. (I had to use a 10 dB attenuator to get the signal generator to
go that low.)
Alan N1AL
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width. It does not provide
diversity reception, or QSK capability.
For more specifics, feel free to email or call me directly.
Larry N8LP
Bob Peters wrote:
Hi All.. I am considering the purchase of a K3. I have been told to go
with
the lp-pan and when I read what the new pan adapter
except for hardware specific features.
73,
Larry N8LP
Bob-165 wrote:
Bill,
Here is my 2 cents... Don't consider the LP-Pan at all... Look at the
SDR-IQ
as this will solve all of your concerns. 1) It will add a second receiver
to
your setup and, 2) It will also give you an awesome
.
PowerSDR/IF has a definite advantage in pixel resolution at wide spans. P3
has an advantage at very narrow spans since PowerSDR uses a fixed sample
rate. If PowerSDR/IF is set for 48kHz sampling rate, the resolution at
narrow spans would be 4x better than at 192kHz, of course.
73,
Larry N8LP
interface, like USB. I think I read that the video output jack
is for a VGA monitor. I don't know if that literally means 640x480, or
something higher. Even at that modest resolution, though, it would take more
than twice the processing horsepower of the built-in display.
73,
Larry N8LP
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in
TRX will control the K3 and CW Skimmer. Any change is CW Skimmer will
control the K3 and TRX.
73,
Larry N8LP
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an LP-100A at our booth with no problem.
73,
Larry N8LP
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Sent from the Elecraft mailing list archive at Nabble.com
at
byterunner.com. They have a number of choices, and list the chipset brand
for each one.
73,
Larry N8LP
Dave,
Thanks for your comments and suggestions but I should not need to change the
com port number. I have been scanning the Internet and finding that there
is no lack of problems
only migrated to the K3 after seeing that they could
still use PowerSDR, which was their favorite part of the Flex radio. I have
heard this comment more times than I can count.
73,
Larry N8LP
Don't forget that the LP Pan allows you to run the SDR-IF
software suite.
Why would you brag
it's
generally smart to run with the preamp off on the lower bands, therefore,
the mod is quite helpful for low band use.
Larry N8LP
Bill W4ZV wrote:
Jack Smith-6 wrote:
The main reason one might wish to apply the buffer modification to the
K3 instead of cranking up the LP-Pan gain
with the menu functions could be changed to menu
specific special commands, like UPM and DNM, as opposed to using the regular
VFO UP/DN commands. This of course would become an issue with existing
programs.
73,
Larry N8LP
Barry asked for the ability to display AGC parameters. These values
, but as long as you're in there tweaking the code, can you verify
that it works with non-KAT3 radios as well?
73,
Larry N8LP
wayne burdick wrote:
Great data, Jack. We've been testing this, too, and we know why the
K3's readings differ.
A firmware change will be made to improve
He does have the KAT3, and it was in bypass for the tests.
Larry N8LP
Bob Cunnings wrote:
Speaking of the KAT3, Jack's report doesn't state whether or not his
K3 contains the KAT3 module or not, and what state it's in.
Bob NW8L
On Sun, Nov 8, 2009 at 9:07 PM, Wayne Burdick n
on band. That's about the same percentage error as the 25 ohm load, but it's
impossible to know if the error is in the same direction. I would think that
you could calculate the direction using the tuned L-network values of a
KAT3, but I don't have one installed.
Larry N8LP
P.B. Christensen wrote
I also like the idea of an initial offset for use with LP-PAN. When turning
on Split, the panadapter would then clearly show both passbands in a
predictable way. With A=B, one is hiding behind the other. With no preset,
one could be off the screen.
73,
Larry N8LP
Ian White GM3SEK wrote
frequency
so that the SteppIR doesn't constantly retune when you're near a tuning
boundary.
LP-Bridge also provides linking to the PowerSDR program for external
panadapter use with the K3, but you can just ignore this section of the
program.
73,
Larry N8LP
Paul-30 wrote:
I am working
SPICE modeling showed that the higher current was necessary to maintain the
same maximum signal handling, but I don't remember doing IMD before/after
measurements to verify that. Obviously, Elecraft feel that the device can
handle the extra signal without increasing current.
Larry N8LP
Don
-Bridge will continue to evolve, and there will be a major release to go
with PowerSDR-IF v1.19 once it's stable.
It remains to be seen what the impact of P3 will be on sales of LP-PAN
without seeing the feature set, cost and computer integration flexibility of
P3.
73,
Larry N8LP
Brett Howard
to use, especially when the upcoming wideband image
rejection feature is finalized by FlexRadio.
73,
Larry N8LP
Lee J. Imber (WW2DX) wrote:
Hello Elecrafters,
Chad, W1CEG, and Scott WU2X have have just released PowerSDR/IF Stage
v1.19.0.1. This is the next version released after v0.92
for
panadapter use, and a new LP-Bridge. Things go a little slower in summer
with vacations, family commitments, etc., but development is definitely
continuing on several fronts.
73,
Larry N8LP
Eric Tichansky wrote:
I would find a hybrid solution more useful, ie. stand-alone or capable
of interfacing
,
Larry N8LP
Steve Ellington wrote:
A photo (40 meter Overload) has been uploaded to the file section of the
LP-PAN Yahoo Group. This photo is a screen capture from PowerSDR-IF
showing
WYFR at 6985Khz and the resulting images on either side of the carrier.
The
K3's preamp was off. Turning
REF power, but it is calculated from FWD power and
reflection coefficient, not measured directly.
73,
Larry N8LP
Jack Smith-6 wrote:
A wattmeter built around a directional coupler always has to deal with
finite coupler directivity. Making the problem more difficult is that we
expect
It's a matter if taste, Phil. Almost any logger should play well with
LP-Bridge. I have about 10 here that I have tested at some level, but use
N1MM for my operating.
Larry N8LP
Phil LaMarche-2 wrote:
I'm sure this has been asked a hundred times, but what is the easiest
logging program
to
install, but a little resource hungry, so it's best if you have a dual core
system. The best card in terms of dynamic range is the E-MU 1212m PCI card
at about $140, but it takes two slots. There are others.
73,
Larry N8LP
Kok Chen wrote:
On Mar 5, 2009, at 3/55:26 AM, Igor Sokolov wrote
.
73,
Larry N8LP
Eric Scace K3NA wrote:
At the W1KM contesting site, we routinely see signals of +5 dBm or
louder on/near 40m from SWBC stations (using a single Yagi). We also
have two modest-power local AM stations (1 to 5 kW, a few miles away)
just below 1500 kHz that show up even
, it's very important not to use any more front end
gain than necessary for the band/conditions.
73,
Larry N8LP
Alan Bloom wrote:
I agree this is something amateur equipment manufacturers like Elecraft
should be keeping their eye on. If Analog Devices or someone came out
with an under
the problem quite a bit, but that opens up other issues.
I think the days of receivers with xtal filters are numbered. High speed
ADCs capable of 140dB dynamic range without xtal filtering are on the
horizon. A 20-bit ADC with enough processing gain would do it.
73,
Larry N8LP
Bill
Brett, this is something I would love to see in all rigs and amplifiers, but
then I'm prejudiced;-)
73,
Larry N8LP
One thing I think would be really slick is to see a path in which
someone can insert a watt meter such as the LP-100 into the chain
between the output and the antenna tuner where
How does it sound in PowerSDR SAM mode, with filter adjusted to just inside
the adjacent stations? This is how I usually listen to AM broadcasts.
Larry N8LP
ab2tc wrote:
Hello again again,
On the issue of using the SSB mode for AM reception, having a look at this
spectrum snip from LP
it comes to
post-production. When it comes to live production, however, buttons and
knobs win hands down IMO.
73,
Larry N8LP
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LP-Bridge should be just as fast, and supports more functions in PowerSDR
than does HRD, including automatic IF offset tracking of 5-pole filters and
DSP shift. You may have had a config issue, an early version or an LP-Bridge
/ K3 firmware version mismatch.
73,
Larry N8LP
Tom Childers
, etc. Plus it provides support for
real serial ports to feed data to SteppIRs, antenna tuners, band decoders,
etc.
73,
Larry N8LP
K7TV wrote:
Thanks, Lyle.
Most laptops do not include a stereo LINE IN jack, only a monophonic MIC
jack. An I/Q based panadaptor (Softrock, LP-PAN) requires
of PowerSDR.
73,
Larry N8LP
Bill Coleman N2BC wrote:
There has been much chatter about the K3 EQ lately. I've written a small
Windows application that helps to 'manage' the equalizers. This is a work
in progress, and I'm not much of a programmer. You should take this to
mean: Caveat Emptor
energy in the passband to affect the ADC of the panadapter.
73,
Larry N8LP
Next generation transceivers will not use crystal filters
and mixers, they are already appearing and the performance
is outstanding.
If the next generation of transceivers does in fact abandon
narrow filtering
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