Another "What is it" quiz.

A high voltage current meter.

A power line voltage monitor.

A power line BPL injector.

A balun for a high power military antenna.


Answer: A power line BPL injector.




The people who answered it right were:

dick
WA2OOQT
DL9KR
VE7RF
vk6jx
KX0R
K9GCI
AB6SJ
Art C. Phartsie

Thanks to everyone who gave it a try.