VTVM Meter Model IM_13

[Jack Crenshaw]

I do the same:  Buy the meter to get the probe.  I did not realize that the jack was
non-standard, though.  Thanks for bringing this to everyone's attention.  I can see the
potential to get fried.

Jack

Mark Johnson/Ontario/IBM wrote:

> Was reading with interest the discussion on these probes....I always wind
> up buying these old VTVM's at flea mkts just for the probes as they are
> unique. As per the notes on this...be aware that the 1/4 inch plug on the
> end of these probes is NOT standard. If you look very carefully, you'll see
> the insulation that separates the end tip from the rest of the plug body is
> WIDER than a std plug. I suspect that is to minimize potential arcing when
> measuring high voltages......
>
> Mark V. Johnson
> VE3DJU
> ---------------------- Forwarded by Mark Johnson/Ontario/IBM on 10/05/2000
> 12:37 PM ---------------------------
>
> Malcolm Leonard <rosinfumes at YAHOO.COM> on 10/05/2000 09:35:56 AM
>
> Please respond to Malcolm Leonard <rosinfumes at YAHOO.COM>
>
> To:   HEATH at LISTSERV.TEMPE.GOV
> cc:
> Subject:  Re: VTVM Meter Model IM_13
>
>  Making your own is the easiest thing in the world,unless you want an
> original set for collection purpose.Rg 58 or RG 174 cable can be
> used.Mouser Electronics sells probes witout wires attached that will take
> either of the above cables.A standard full size phone jack is used at the
> other end.Make two such probes;one with a 1 meg. resistor in the tip for dc
> measurements and a second without the resistor for use on ac and ohms.
>
> Easy and fun to do!
>
> Malcolm Leonard
>
> Malcolm leonard
>
>   "E. H Onnela AKA Santa" <santaclause at SAT.NET> wrote:
> Need a set of test leads for a Heathkit VTVM Model IM-13
>
> Thanks
>
> Santa
>
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