[Boatanchors] Re: Boatanchors digest, Vol 1 #357 - 10 msgs

Sun, 29 Dec 2002 10:56:34 -0600

Hi again Bob,

The filament voltage/current for the GZ34 is:  5V/1.9A - 5AR4 charistics are
same....

Ken....N5CM....NNN0FKQ....

----- Original Message -----
From: <[email protected]>
To: <[email protected]>
Sent: Sunday, December 29, 2002 7:01 AM
Subject: [Boatanchors] Re: Boatanchors digest, Vol 1 #357 - 10 msgs

> Bob,
>
> Only one caution on substitutions, while most recitifiers have the same
pin
> out, in addition to different peak voltage and recitfied current ratings,
> they do have different FILAMENT CURRENT requirements.  Putting a 3 amp
> filament tube in a set supplying only 2 amps would result in 15 watts more
> load on the transformer.   Unfortunately neither of my handbooks shows the
> 5AR4/GZ34, so I can't tell you what you filament load should be.  Maybe
> another list member?
>
> 73
> Harry  KG5LO
> Saline MI :
>
>
> > Is a GZ34 rectifier tube replaceable with a 5U4? I cannot find any
> > information with a on-line tube data base.
> > Bob Mattson...W2AMI
> >
>
>
>
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