Richard W. Solomon, W1KSZ wrote:
I picked up one of these "over there" and it works, but when I
transmit
on SSB the needle wavers back and forth quite a bit. Now, my AC Line
is not moving, so I wonder if it's picking up RF ??

Hi, I have had one of these RCA expanded-scale AC voltmeters
for more than 20 years, and the jiggling meter effect
is the same on mine. I assume the very underdamped meter
starts swinging every time a neighbor's refrigerator
compressor kicks on or off.

73,
Ed Knobloch