Elektor Team (9517)

1-07-1980 | 7-86 elektor july/august 1980 4700p Because of its internal reference source, the LM 10 is eminently suitable for use in power supplies. By...

1-07-1980 | 00-11 220n R2 • sin CIE MIN R9 IC2 LM 311 4 Computer 0 O O Ra O+12V ® 5V Al FSK (Frequency Shift Keying) signals can be demodulated in a...

1-07-1980 | 7-88 elektor july/august 1980 n 9 • cra Cl 330n 14 •0 JD" D1= 10 V 400 rnW M R2 N2 R3 R8 P3 R9 P4 111 100k 10k M7= > 10 k1-2/V 0 ... 2 V...

1-07-1980 | Interference pulses in remote control receivers are a nuisance. Worse, when the control is for model planes they can be fatal . . . A quite...

1-07-1980 | Readers who have built the five octave version of the Elektor piano can extend its frequency range by the addition of two more octaves with...

1-07-1980 | 7-90 elektor July/august 1980 Programmable Read Only Memories 1 are finding their way into more and more electronic construction projects. U...

1-07-1980 | An expensive item in any shop- keeper"s budget is the cost of illumi- nating the window display. One method of reducing costs is to keep the...

1-07-1980 | 99 "Energy crisis" is becoming something of a catch phrase nowadays, for one reason or another. Whether this is due to a shortage in fossil...

1-07-1980 | 100 continuity checker The question often arises — is it a high resistance or is there an open circuit somewhere? The purpose of this test...

1-07-1980 | 7-96 elektor july/august 1980 LS 1501) 2 12 V R3 5 R4 R6 12 V0 ioo= R11 ..-012 V 2 fir ;* 16 80071 80145 Recently we published a circuit for...