[Hallicrafters] SX-62 Sensitivity capacitor

Richard Knoppow 1oldlens1 at ix.netcom.com
Thu Mar 26 02:22:25 EDT 2015


       After looking at three versions of the handbook on BAMA it 
appears that there are both a 0.22 or 0.25uf and a 100 uf across the 
same point.  The 100 uf is C-127  I can't make out why other than they 
may be physically separated.  Very odd arrangement.  This appears to 
vary the screen grid voltage on V2.

On 3/25/2015 8:24 PM, Waldo Magnuson wrote:
> Hi,
>    I'm trying to straighten out a somewhat hacked SX-62 and have a 
> question about the Sensitivity Control bypass capacitor value.  My 
> schematic shows 0.22 uf (C24) but in both SX-62s I have (I have 2) 
> there has been a 100 uf capacitor plus the 0.22.  Has there been a 
> suggested modification to the C24 value? Thanks.
> Skip W7WGM
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-- 
Richard Knoppow
1oldlens1 at ix.netcom.com
WB6KBL



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