@ALostInquirer to No Stupid Questions@lemmy.world • edit-22 months agoWhat produced the old dead channel tv static audiovisuals on tvs?upload.wikimedia.orgimagemessage-square63arrow-up1178arrow-down14file-text
arrow-up1174arrow-down1imageWhat produced the old dead channel tv static audiovisuals on tvs?upload.wikimedia.org@ALostInquirer to No Stupid Questions@lemmy.world • edit-22 months agomessage-square63file-text
Media alt text: 3D render of old tv set with animated static on its screen, as if tuned to a dead channel.
minus-squareu/lukmly013 (lemmy.sdf.org)linkfedilinkEnglish8•2 months agoThere’s always more or less random noise, and that’s what you see and hear in analog systems. Random noise. As for why it isn’t in color, see: https://dsp.stackexchange.com/questions/46401/why-is-tv-static-noise-always-black-and-white
minus-square@QuarterSwede@lemmy.worldlinkfedilink1•edit-22 months agoAh luminance subcarrier signals . Makes sense.
minus-square@nuachtan@lemmy.worldlinkfedilink2•2 months agoIt’s the echo that sings “I want my M-T-Vvvvvvvvvvv” right before the guitar riff kicks in.
By tv static, I mean like this btw:
There’s always more or less random noise, and that’s what you see and hear in analog systems. Random noise. As for why it isn’t in color, see: https://dsp.stackexchange.com/questions/46401/why-is-tv-static-noise-always-black-and-white
Ah luminance subcarrier signals . Makes sense.
It’s the echo that sings “I want my M-T-Vvvvvvvvvvv” right before the guitar riff kicks in.