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

Pete Michaelis - N8TR pete.n8tr at gmail.com
Fri Aug 24 23:14:40 EDT 2007


My T2X and Ham IV rotor control boxes all use a 1819 bulb which is rated for
28 volts at .04 amps.

73 Pete - N8TR


At 06:18 PM 8/24/2007, Carol Richards wrote:

>   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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