Radio delay to sync with TV video

Dec 21, 2004 25 Replies

"Allan Herriman" wrote

I found it was surprisingly simple under Linux. I was just recently tinkering with audio capturing/playback. If you can read/write a file handle in C, then capturing and playing back audio is a piece of cake. Even setting the sample rate, etc. is dead simple.

something like this?

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martin

Serious error. All shortcuts have disappeared. Screen. Mind. Both are blank.

You will need a doppler compensator since the relative velocities of the earth and moon vary from about +900 mph at moonrise to -900 mph at moonset (from

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and it wont work when the moon is on the wrong side of the earth!

martin

Serious error. All shortcuts have disappeared. Screen. Mind. Both are blank.

"martin griffith"

Picky, picky. Mere technical details such as I leave to my clients. You have this plane flying at 900 miles per hour, trivial, really ...

IMD, this was done [a few seconds of audio delay] with two tape recorders and a waste basket to contain the delay loop. Won't work with some tape recorders, they need tape tension on the gozinta and gozouta. Ask an old theatre or broadcast sound man for help.

These days: TIVO, tape the radio and the TV, play back after the game. Maybe a computer and a sound card could do it?

Nicholas O. Lindan, Cleveland, Ohio Consulting Engineer: Electronics; Informatics; Photonics. Remove spaces etc. to reply: n o lindan at net com dot com psst.. want to buy an f-stop timer? nolindan.com/da/fstop/

I read in sci.electronics.design that snipped-for-privacy@yahoo.com wrote (in ) about 'Radio delay to sync with TV video', on Tue, 21 Dec 2004:

Watch from a mile away, with the volume control at 11, and view the picture through binoculars. (;-)

Regards, John Woodgate, OOO - Own Opinions Only. The good news is that nothing is compulsory. The bad news is that everything is prohibited. http://www.jmwa.demon.co.uk Also see http://www.isce.org.uk

hmm, how about a very long hosepipe, and stethascope(SP?) arrangement, or a Cooper Time Cube, with suitable mods?

martin

Serious error. All shortcuts have disappeared. Screen. Mind. Both are blank.

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