More about Design (644)

1-03-1993 | It is often next to impossible to determine the acoustic behaviour of a home-built loudspeaker enclosure other than by ear. The meter desc...

1-03-1993 | The range information given for S2 and S3 in here was, unfortunately, interchanged: S2 controls the current ranges and S3 the voltage ran...

1-03-1993 | The DTMF (dual-tone multi-frequency) decoder is plugged into the sockets for lC2 and lC3 on the 80C32 extension board. The ICs originally...

1-03-1993 | The PC may not transmit characters to the counter while this is busy executing the command string. Any character, in particular US, has t...

1-02-1993 | Since low energy consumption of domestic appliances benefits your bank account as well as the environment (provided that their production...

1-02-1993 | When a variety of audio equipment (CD drive, D-A converter, CD player, DAT recorder) is connected together, jitter may often be present on...

1-02-1993 | The battery charger takes its name from the IC it ts based on: the well-known Type U2400B processor. This IC was designed primarily for u...

1-02-1993 | This month's instalment explains how the frequency meter can communicate wtth a PC via an RS232 sertal link. Obviously, to be able to wrt...

1-01-1993 | Although installing a long multicore cable, or testing such a cable, is facilitated by the colour coding of the individual wires, it stilI...

1-01-1993 | Usually, the -3 dB (and -20 dB) roll-off points on the frequency characteristic of a filter are found with the aid of an oscilloscope or a...