More about RF (650)

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...

1-07-2004 | Here is a high performance RF amplifier for the entire VHF broadcast and PMR band (100-175 MHz) which can be successfully built without any...

1-07-2004 | Superheterodyne receivers have been mass-produced since around 1924, but for reasons of cost did not become successful until the 1930s. Befo...

1-07-2004 | In September 2002 we published a JTAG interface that was compatible with the programming software from Altera. Unfortunately, the software f...

1-07-2004 | Fans are usually monitored by measuring their operating currents. If the current lies within a certain range, it is assumed that the fan is...

1-07-2004 | The National Semiconductor LMV225 is a linear RF power meter IC in an SMD package. It can be used over the frequency range of 450 MHz to 200...

1-04-2004 | The 90-nm process technology employed by Texas Instruments gives a spectacular boost to DSP performance. For the first time, DSPs pass the 1...