I always thought it was a Soviet jammer.
Perimetr. Dead Hand.
A boil lying on skins behind our backs was turning the knobs of a
small transistor radio.
(”.....making efforts to use radios as vehicles of the
psychological warfare. A subversive....”)
And the tent was suddenly filled with an announcer’s voice speaking Commie.
(Jane Jane Jane....)
Then, with music from Moscow, followed by English and French speech.
(”The recording was made at the Moscow Theatre of Musical Miniatures.”)
THIS CONCLUDES OUR TRANSMISSION TO OCEANIA. HOWEVER, LISTENERS IN
EAST ASIA MAY CONTINUE LISTENING ON THE FOLLOWING SHORTWAVE
FREQUENCIES:
6110, 7230, 9565, 9760, 15160, AND 15425 KILOHERTZ.
You’re thinking of the Russian woodpecker perhaps?
I will say this: the second harmonic of this Uv76 whatever it is is really pissing off alot of hams on 40 meters.
Whatever it is the people whom the message is intended for have to know when the message is xmitted or else they’d have to record the whole thing and listen...not feasible. So there must be something else that tells them to listen at a certain time?