More about wireless (307)

1-07-2009 | Here's how to use commercial wireless audio/video modules to transfer an S/PDIF signal. The S/PDIF signal is connected directly to the video...

1-07-2009 | Many different types of wireless switch modules with a relay for switching AC power loads are commercially available. However, some applicat...

1-07-2009 | This circuit allows a cheap or discarded wireless doorbell set (i.e. transmitter and receiver unit) to be used as a remote emergency stop on...

1-01-2009 | In this issue with its central theme of wireless links, we’re going to try and give an overview of the most important current techniques, an...

1-12-2008 | Although they’ve been on the shelves of audio and video equipment retailers for quite a few years now, wireless headsets have been conspicuo...

1-10-2008 | The instrument described in this article combines the functions of a sweep frequency generator (‘wobbulator’) and a spectrum analyser. In th...

1-07-2008 | The transmitter uses a well-known module manufactured for some years now by Aurel as their ‘FM audio transmitter’. It works in the licence-f...

1-07-2008 | It’s easy put together a ZigBee wireless system if you use the XBee and XBee Pro modules. In this circuit, they are used to read the signal...

1-01-2008 | Wireless power transmission is already used in many applications, including electric toothbrushes, RFID tags and ‘refuelling’ electric cars....

1-12-2007 | Electronics is the wave of the future. Just about anything you can think of appears to be technically possible. However, there are a few pot...