[Heathkit] Re:SB-303 caps.-Arriving next week.

Tom NØJMY - AAR7FV tfarl at mchsi.com
Fri Jun 13 10:15:53 EDT 2008


kiyoinc at attglobal.net wrote:
> Here's my list of SB-303 caps.  I was considering assembling re-cap kits 
> but probably don't have the time to do this.

Excellent timing, as the first SB-303 re-cap kits are due to arrive next 
week!

The possibility of some short shipping delays due to the havoc wrought 
by the flood exists, however we will do our part to get everything 
delivered in a timely manner.

Many thanks es 73.
Tom NØJMY
Hayseed Hamfest Co.


Front Panel Overlays for Ham Radio-
New Can-type Capacitors- HW-16-DX60-Drake-more.
  www.hayseedhamfest.com

> 
> =================  Electrolytic caps in SB-303
> 
> Antenna, RF, HO, crystal boards
> 
> None
> 
> 
> Mixer and RTTY boards
> 
> None
> 
> 
> IF and Audio board
> 
> 25-123 1 2 uF 25V, C527 Audio amp
> 25-125 1 5 uF 10V, C521 AGC time constant
> 25-116 1 50 uF 15V, C525 Audio preamp
> 25-146 2 100 uF 30V, C531 Audio out, C523 Audio in
> 25-199 1 500 uF 25V, C529 Audio amp
> 
> 
> Power Supply BFO board
> 
> 25-123 3 2 uF 25V, C617 output from zener, C631 bias, C615 zener
> 25-54  1 10 uF, C604 calibrator
> 25-199 2 500 uF  25V, C613 regular main supply, C616 bias
> 25-192 1 2000 uF 40V, C612 main supply
> 
> ========================= Consolidated List
> 
> 4 - 2 uF 25V
> 1 - 5 uF 10V
> 1 - 10 uF 15V  (add 1 for alternate time constant)
> 1 - 50 uF 15V  (add 1 for alternate time constant)
> 
> 2 - 100 uF 30V
> 3 - 500 uF 25V
> 
> 1 - 2000 uF 40V
> 
> =================
> 
> I wanted to play around with AGC timings.
> de ah6gi/4
> 
> 


More information about the Heathkit mailing list