[Kenwood] TS-440SAT Displays Dots

Brian K. Gaskamp ka5bkg at sbcglobal.net
Sun Oct 21 17:45:27 EDT 2007


Bill that sounds like the infamous VCO Problem associated w/ the 440.
If you are interested in a repair man, I highly suggest Cliff over at Avvid.

www.avvid.com

73,
Brian

----- Original Message ----- 
From: "Bill Zachman" <dummy1 at hughes.net>
To: <kenwood at mailman.qth.net>
Sent: Sunday, October 21, 2007 4:02 PM
Subject: [Kenwood] TS-440SAT Displays Dots


My TS440SAT displayed dots on the 24MHZ and 28MHz bands soon after I began 
using it after buying it. I got SB-974 and SB-973 and started in on SB-974. 
The diodes were operating properly so there was nothing to replace. I'm a 
bit leery of attempting SB-973 which requires picking off rubber pieces etc.

When I returned the rig to operation - nothing had changed - but soon after 
I discovered the problem has spread to the 18MHz and 21Mhz bands.

Two questions:

1.    Has anyone got a list of archived posts dealing with this issue in the 
440SAT? I looked thru all of 2007.

2.    Are there any ex-Kenwood techs out there willing to fix it for a 
price?

By the way I have a supply of the 1S2588 and BA282 diodes required in SB-974 
should anyone need them.



Bill Zachman
Groveland, CA
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