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Showing posts with label Elecraft. Show all posts
Showing posts with label Elecraft. Show all posts
10 January, 2023

Audio delay - the unspecified parameter for ham radio transceivers

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Elecraft K3: Upper trace is start of sidetone and lower trace is start of RF ~15 ms later. An amateur radio transceiver is not a precision m...
19 July, 2020

Tweaking the K2 for digital modes

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My Elecraft K2  which I assembled as a kit in 2001, has mainly been a CW rig, but now I wanted to use it more for digital modes like FT8 als...
23 May, 2015

Where can I get APF and DIV stickers for my K3?

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The updated Elecraft K3, the K3S, has some nice improvements that would be nice to have, but which I also can live fine without. But even ...
28 December, 2013

Clever K3 macro trick

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Tonight I sat down to fiddle with the macros of my Elecraft K3. As I already use M1-M4 for CW memories, I only had the PF1 and PF2 butto...
29 October, 2013

Elecraft K3 modifications

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There aren't that many modifications that you can do to the Elecraft K3. This is very different from the K2 as in my list I now have 138...
3 comments:
10 June, 2013

Cosmetic K2 Upgrade

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My Elecraft K2 which is now more than 11 years old (serial #2198) has served me well, even earning me QRP DXCC  (100 countries with 5 Wa...
01 May, 2012

Reliable auto-detect for keyer for Elecraft K2

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The Elecraft K2 has an autodetect feature for the keyer input. When enabled, and when the DASH and the DOT lines are keyed at exactly the ...
01 September, 2011

Elecraft K2 do's and don'ts

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In July 2011 Don Wilhelm, W3FPR, suggested that someone ought to write a comprehensive K2 Owner's Manual . This posting does not qualify...
5 comments:
06 August, 2011

Aurora, 50 MHz and the Elecraft P3

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Tonight had nice aurora conditions on 6 meters due to a geomagnetic storm . The Elecraft K3/P3 combo did an excellent job in showing how ...
26 May, 2011

Five LEDs in buttons for the Elecraft K2

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The Elecraft K2 is quite a small transceiver, made for portable use. Therefore it has fewer indicators of status than many other transceiver...
21 comments:
27 September, 2009

K2 Fixed Level Audio Output

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I started by making a very simple modification for a low level audio output with level that was independent of the AF pot setting. T...
06 June, 2009

My Elecraft K2 Modifications

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When I got my license in 2001, I discovered the Elecraft K2 transceiver on the internet and noticed the excellent reviews that it had rec...
2 comments:
16 March, 2006

Remapping of Keyer Speed Pot Range for the Elecraft K2

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I am beginning to realize that I will never be able to exceed 20-25 wpm CW speed. The speed pot of the K2 however covers from 9 - 50 wpm...
21 January, 2006

Elecraft K2: Using the KPA100 loudspeaker when the KPA100 is remoted

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When the KPA100 power amplifier is external to the K2, the KPA100 loudspeaker is unused. I wanted to use it for other rigs that need a...
01 December, 2001

Trap for increasing 12 m image rejection of the K2

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Several K2 owners have had interference from broadcast images. This image band overlaps with the 19 m broadcast band as found by subtracti...