[CQ-Contest] Bayonet type bulbs-Ham M Control Box

[k2qmf at juno.com]

It is a number =  1488 bulb...

Ted  K2QMF
 
On Fri, 24 Aug 2007 18:18:10 -0400 "Carol Richards" <n2mm at comcast.net>
writes:
> 
> 
> 
> 
>   First of all, let me thank the numerous replies to my request. As 
> it turned out, Radio shack had them locally. Unfortunately, I 
> goofed. They are neither #47 nor #44 bulbs as I thought. They are 
> both 6.3v types. After the first replace went in and blew 
> immediately, (dummy me), I looked at the circuit and saw that it was 
> in parallel with the secondary of the meter transformer, before any 
> rectifiers. Thus the type of bulb I need is for AC and I would 
> suspect 18vac. There is a 13v zener that is used afterwards.
> 
>   Of course, both the manual and the parts list for the ham-m don't 
> give any clue as to the type of transformer or the number of the 
> bulb.
> 
> 
>   Any help out there?
> 
> 
>   Carol
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