[Heathkit] hw-101 and sb-104A

[email protected] [email protected]
Wed, 19 Nov 2003 00:25:17 EST


Byron -

Hopefully you'll be able to turn up the rest of the SB-104 parts.

An HW-101 would be a good starter HF radio.  Keep in mind that some of the 
Heath rigs of that older vintage are suffering from resistors that have changed 
value, but if you spend a little time with an ohmmeter and the color codes 
checking some of them you can get a feel for the condition of the resistors in 
that particular 101.  As a very rough rule of thumb, if a resistor is more than 
20% off its marked value it should probably be replaced.     

I'd suspect the resistors more than the capacitors.  One exception to that 
theory:  if the rig has too much hum in the audio, though, perhaps the power 
supply filter capacitors would be ready to be changed.

73  Steve WD8DAS

[email protected]



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