Elektor Team (9510)

1-07-1986 | fast voltage-controlled pulse generator 1441 Certain measuring and process con- trol applications require pulse generator sections which are...

1-07-1986 | 68 45 guitar fuzz unit The fuzzbox, fuzzer, tube screamer, or whatever other name there may exist for the controlled guitar sound distortion...

1-07-1986 | 46 two-gate bistable Probably unequalled as to its simplicity given the digital function, this circuit may serve as a single- button on/off...

1-07-1986 | 2 mains-based remote controller 69 EE July/August 1986 A7 This combination of transmitter and receiver is based upon the use of the mains ne...

1-07-1986 | R25 EE 74 July/August 1986 LE)io cll 180 n -II II 10n 10n (Sat.) ® S1 50mA A2 10n 10n R19 A R21 180 n R2 C11 . 68n R24 C2 481..bwoofer filt...

1-07-1986 | 14 SS"ETALARM RIO TO BC557B T2 80539 C2 oon CI D9 C3 100n RI2 D•• ICE C. M80 100 V 16V pti 52 RESET ALARM 05 C8 I=1 mmi 1°:;: car burgl...

1-07-1986 | EE 76 July/August 1986 1508-bit ADC Before any analogue voltage can be measured and subsequently pro- cessed by a computer, a converter devi...

1-07-1986 | 1511versatile timer This simple-looking circuit enables the arbitrary programming of seven outputs in a series of not more than 2048 (211) s...

1-07-1986 | Leafing through some electronics magazines published over the past few years, it is surprising how fast and vigorous digital techniques have...

1-07-1986 | 53 electronic rotary switch Sooner or later, most types of frequently used multi-way rotary switches develop contact resistance instability...