[Heathkit] Heathkit AT-1 Meter

Mark K3MSB mark.k3msb at gmail.com
Tue Jun 28 22:49:25 EDT 2016


Ron & Wayne

The needle moves a bit when I jiggle the meter.  When I blow on the needle
it move freely in the appropriate direction.

Using a battery and series resistor the meter fully deflects from "noon" to
the right.  Reversing polarity the meter fully deflects from "noon" to the
left.  The meter returns to "noon" quickly.

There is no adjustment of any kind that I can see.

I think the meter is original, it matches the pictures in the manual.

Orientation - I'll verify tomorrow but I'm pretty sure the "noon" resting
point doesn't change.

73 Mark K3MSB


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