[AMPS] info on tubes required

[John Fielding]

Thanks to all who responded to my query.  It seems the tubes may be TB3/750 which are
similar to the 3-500Z.

I have passed on the info to the ham concerned.  Once again tks.

John	ZS5JF

----------
> From: John Fielding <johnf@futurenet.co.za>
> To: amps@contesting.com
> Subject: [AMPS] info on tubes required
> Date: 26 August 1999 05:54
> 
> 
> A friend has been offered some replacement tubes for his HB amp.  The amp runs two
3-500Z
> but recently one has developed a problem.  He has been offered two new tubes but these
> are 3-750Z.  I have never heard of these and can't find any reference to them in the
> various web sites and data books at my disposal.
> 
> Anyone know about this animal, heater same as 3-500Z?
> 
> John	ZS5JF
> 
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