[Test-Equipment] HP VTVM?
Barry
n4buq at knology.net
Sat Mar 29 10:00:18 EDT 2014
That Hickok does have one big meter!
I found a GR1800(A?) on Craigslist recently. It needs a bit of work but it is functional. Nice mirrored meter and it uses a tube-based probe. A nice wooden cabinet to boot...
Regards,
Barry - N4BUQ
----- Original Message -----
> From: "Carl" <km1h at jeremy.mv.com>
> To: "Discussion of Electronic Test Equipment" <test-equipment at mailman.qth.net>
> Sent: Saturday, March 29, 2014 8:52:01 AM
> Subject: Re: [Test-Equipment] HP VTVM?
>
> 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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