On Sat, 26 Sep 1998 20:04:35 -0700 (PDT) igor rosky <irosky@yahoo.com>
writes:
>
>
>I have access to many amp ma meters which would be suitable for
>monitoring screen supplies. Would these meters be okay for direct
>insertion for current monitoring, my main concern is voltage
>breakdown, at screen volts 1500. This question would also apply to
>plate supply monnitoring in B- or cathode return
>
>
>Any comments
>
>Igor
Quality meters such as Tripplet, Weston and similar have sufficient
insulation for 1500V. I would be careful in my choices.
All plate Current metering should be in the B- circuit with the necessary
protection to keep the B- from rising in case of a ckt failure.
73 Carl KM1H
>
>
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