[Test-Equipment] HP VTVM?

Carl km1h at jeremy.mv.com
Sat Mar 29 09:52:01 EDT 2014


My favorite VTVM is a Hickok 209A, the huge meter allows it to be placed out 
of the way when using 3 hands.

Gives very accurate RF measurements beyond 50 mHz, AC RMS and P-P.

It is also very forgiving of mistakes where a FET meter would be destroyed 
and often unrepairable.

Be sure to get all the probes with any VTVM or the AC/RF probe at a minimum; 
seperately they may cost more than the meter, especially the HP410B and C 
which are different and the tubes in them are almost unobtainium.

As with all vintage gear some paper caps and resistors will need replacing. 
The 209A also uses two D batteries and a replacement holder might be 
required as did mine, there is plenty of room inside.

Carl
KM1H



----- Original Message ----- 
From: "Dale H. Cook" <radiotest at plymouthcolony.net>
To: <test-equipment at mailman.qth.net>
Sent: Saturday, March 29, 2014 6:43 AM
Subject: Re: [Test-Equipment] HP VTVM?


> At 10:15 PM 3/28/2014, Brian Burns wrote:
>
>>Partly because it's what I'm used to---analog meter you know.
>
> I sometimes need an analog meter for work, and for that I carry an 
> FET-input meter with a fairly large scale made in what was then West 
> Germany. I find it a suitable modern replacement for the VTVM. You might 
> consider that route - I also own a Conar 212 TVOM which uses FETs and is 
> one of the two meters on my bench that I use most often for general 
> service work.
>
> You could also consider later tubed VTVMs such as the Triplett 850 that is 
> my second most often used bench meter, used with the Conar when I need to 
> meter two voltages at the same time.
>
> Dale H. Cook, GR / HP Collector, Roanoke/Lynchburg, VA
> http://plymouthcolony.net/starcity/radios/index.html
>
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