More about RF (650)

1-01-1999 | An RF decibel (or power) meter is an indispensable instrument in any radio workshop. Unfortunately, accurate, wideband models are fairly e...

1-12-1998 | Although the main subject of this month’s second and final instalment is ‘all matters constructional’, there’s also information on adjust...

1-12-1998 | With the introduction and general proliferation of the Soundblaster card and its derivatives, almost any PC can be beefed up with a number...

1-11-1998 | An RF signal generator is used for repairing radio/TV circuits, checking filters, aligning receivers, and for comparative sensitivity...

1-11-1998 | Now chip cards, and, perhaps more particularly, smart cards, are widely used in large parts of the world in a variety of applications,...

1-11-1998 | Owing to its integrated controller, the MLX90308 from Melexis is a very flexible interface that, with suitable software, can be readily...

1-10-1998 | Lots of advanced joystick units are available in the computer shops for pretty realistic control of various flight simulator programs. Bui...

1-06-1998 | If you want to receive a distant or even overseas TV station that happens to use the same frequency as a strong local transmitter, the r...

1-05-1998 | The preamplifier described is a pushpull type based on a pair of inexpensive JFETs. With a few changes to the circuit, coverage may be...

1-05-1998 | When in 1870 John Tyndall, an Irish physicist working in the USA, showed that light can be guided, he could not have foreseen that li...