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KENWOOD TS-940S MODS - N8RWS
http://n8rws.com/RADIO1.htm
RECEIVER MODIFICATIONS . The TS-940 receiver in stock form is not acceptable for ESSB or AM operation. The modifications below will dramatically improve the response and flatness of the receiver. Many thanks to John, KI4NR and Mike …
The AM Window: Tech: Mods: TS-940S
http://www.amwindow.org/tech/htm/ts940s.htm
The key to giving the TS-940S Hi-Fi AM is removing the low level AM modulation process from the IF strip where it is limited by the characteristics of the filters and balanced modulator. We then apply the modulation to the power control gate of …
TS-940S Audio Mods - Amfone
http://amfone.net/Amforum/index.php?topic=21746.0
Re: TS-940S Audio Mods « Reply #5 on: January 25, 2010, 12:56:43 PM » I only vaguely recall the mod but if the 940 is like most s.s. ssb/cw transceivers there should be a front panel power output pot that adjust the PA collector current.
Modifications for the Kenwood TS-940 - QSL.net
https://www.qsl.net/ve7lgp/kenwood/Modifications%20for%20the%20Kenwood%20TS-940.htm
This Mod will change the TS-940 time constant from approximately 1 second to .022 second. This means that the ALC will no longer impose its own characteristics on your audio response; the ALC will now follow your own sylabbic rate and emphasis. Usually …
KB2LJJ Radio Mods Database and Manuals Page 1 of 10 TS …
https://qrzcq.com/pub/RADIO_MANUALS/KENWOOD/KENWOOD--TS-940S-MODIFS.pdf
TS 940 Mods A Brazilian ham found two factory assembly errors that, if corrected, may improve sensitivity and AGC performance of your TS-940S. TS-940S AGC circuit improvements Expanded xmit for Kenwood TS-940S 1. From CT1APV 2. 3.Unplug all external radio connections. Remove top and bottom covers.
KENWOOD TS-940S AM MODS - N8RWS
http://n8rws.com/940%20AM.htm
The specific ESSB modification that I attribute to the high quality AM performance is the direct application of audio to the balanced modulator. Check out my TS-940 Mod page for details. The bandwidth I was achieving with the stock 455K AM filter (CF2 on the IF board) was around 5KC.
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