[Johnson] Viking I 829B

Patrick Thrush patrick at ae1pt.com
Mon Mar 4 13:13:19 EST 2013


With the conversion of OTA broadcast to digital and subsequent frequency
shuffling, are the 'old school' TVI problems relevant anymore from an
interference perspective?

This is a separate discussion from a station just generating RFI and its
elimination...

73,
 
Patrick Thrush, AE1PT
Bath, NY  
http://www.qrz.com/db/AE1PT
42.333  -77.309   CQZ 5  FN12ih
SKCC #4473
Keuka Lake Amateur Radio Association [KLARA]
http://klara.us
ARRL Member, ARRL VE

-----Original Message-----
From: johnson-bounces at mailman.qth.net
[mailto:johnson-bounces at mailman.qth.net] On Behalf Of Alan Chandler
Sent: Monday, March 04, 2013 12:57 PM
To: johnson at mailman.qth.net
Subject: [Johnson] Viking I 829B

I did the 829B mod a few decades ago and ended up going back to the 4D32
because I could not stop the parasitic oscillation the wiped out TVs for
several blocks.  Be sure to check if you plan to make this sub.

Alan K6RFK

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