More about RF (646)

1-10-2005 | The TIRIS family of RFIDs from Texas Instruments can be found in many consumer applications ranging from vehicle security to logging maratho...

1-07-2005 | These days, transmit- and receive modules that operate on the well-known 433-MHz licence-free frequency are reasonably cheap and freely avai...

1-07-2005 | This circuit works together with a transmitter described elsewhere in this issue to form a remote-control extender. Due to its limited bandw...

1-07-2005 | The PAL, NTSC and SECAM television standards are all several decades old. Even in this digital era, most people still have television sets t...

1-02-2005 | As we all know, checkout gates in highstreet stores will faithfully sound an alarm if you walk out with an item not ‘cleared’ by checkout st...

1-02-2005 | Digital terrestrial television (DVB-T) is now available in many parts of the country. Of course, you need a DVB-T receiver and a (new) UHF T...

1-02-2005 | WiFi detectors are small gadgets that claim to detect wireless access points for computer networks. The effectiveness of these devices is al...

1-02-2005 | In line with this month’s focus on all things Wireless I am covering a vintage instrument that has given me many years of excellent service...

1-12-2004 | Since the introduction of the I2C bus in the eighties by Philips it has been used many times to provide a simple connection between a PC and...

1-10-2004 | It’s safe to say that every modern PC for home or office use has an internal soundcard. In general, the quality of the PC’s sound subsystem...