[Hallicrafters] SX-101 Mark 2B -

jsloss k7mks at comcast.net
Sat May 22 12:33:44 EDT 2010


Would appreciate commments from those  Mark 2 owners who have corrected the following glitches:

 With antenna grounded to chassis, RFG full CW, AM mode selected, the S-merter can easily be set to indicate zero.  When switching to CW/SSB mode the meter pointer moves upscale to S 2 or so.  It can be re-zeroed but then the AM zero is off.  

I should mention that I have replaced V7 6BJ7, V8 6SC7, C-93.  The PITCH control slightly affects the S-meter zero when in CW/SSB mode.  

The set has been given a correct 1650 and 50.750 Kc IF alignment.

Second concern is mechanical stability with in CW/SSB above10 MCs or so.  A light tap on the panel, cabinet or chassis will cause a "warble". .  This may be a characteristic of the S-76, SX-96 and SX-100's as they are similar and warble with a mechanical "tap".  At least mine do!

Thanks for forthcoming advise.

Joe k7mks


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