This week's How-To is a fun one, we take an iPod and turn it in to a universal infrared remote control which can be used to control all your home electronic equipment, or just about anything that ...

Although, judging by the reviews, we’d suggest sticking with AnyMote instead. You can also use your iPhone to control an Apple TV – there’s a Apple TV remote control built into iOS.

How to Check for the Presence of a TV Signal. A television signal originates from a transmitter that sends information from an audio and visual source to an amplifier or repeater to the digital ...

Method 4. Test the Remote’s Infrared Signal If your remote uses an infrared (IR) signal, checking if it emits a signal can help diagnose the issue. Open the Camera app on your smartphone.

All infrared remote controls transmit pulse bursts. The photo transistor detects the modulated IR signal from the remote control handset under test and its output is processed by next BC557 and fed to ...