Comment on What produced the old dead channel tv static audiovisuals on tvs?
someguy3@lemmy.ca 7 months agoAfaik the antenna is picking up the background waves/radiation and the TV is displaying that background waves/radiation. If you disconnect the antenna, the TV will have no signal to display, it’ll be as blank as it can get.
linearchaos@lemmy.world 7 months ago
Nah, the antenna is tuned to pick up vhf/uhf, but the wire / traces and even the legs of the amplifier are sufficient to pick up cmb