'tv signal' is correct and usable in written English.
You can use it to refer to the transmission of television programs and audio through a broadcast medium. For example: "I'm having trouble with the TV signal; I need to get an antenna."
School-based interventions incorporating electronic TV time monitors (devices that electronically control TV signal and hence availability) as a component have shown particularly striking effects on TV watching and body weight [ 18, 26, 27].
You send a TV signal 92m miles into space to a satellite you have rented.
After that, whenever a newscaster started to promote a demonstration, Shinkseki's men simply turned the TV signal off.
It only stopped in 2012, when the analogue TV signal was switched off and used for 4G phones.
There's no TV signal but they can watch via a satellite service which also provides internet access.
The Slingbox, which attaches to the television at home, captures a local TV signal, digitizes it and sends it via the Internet to your hotel room.
It was a way of transmitting pages of text, and a few very low-res images, through the analogue TV signal.
The handoff of the White House seemed like a piece of cake next to America's transition from analog to digital TV signal.
The whole area needs to have its mobile, broadband, even TV signal upgraded; and I would like to see free Wi-Fi available to all.
When you watch a standard TV signal on a wide-screen set, Microsoft offers to stretch the square picture, Silly Putoy-style, to fit your rectangular screen.
Last week the broadcasting minister, James Purnell, reiterated the government's plans to switch off the existing TV signal between 2008 and 2012.
