Elektor Team (9534)

1-07-1980 | 7-18 elektor july/august 1980 25 This circuit is designed to charge 6 V/3.5 Ah batteries similar to those often used in flash equipment. Of...

1-07-1980 | 26 test transmitter for receiver alignment L7 L8 IL9 IL1O IL11 IL12 C8.1. =22n C7 15p 2x BF 494 T1 T2 L6 L5 IL4 IL3 IL2 IL1 1.2m 13. 3m 11Om...

1-07-1980 | 7-22 elektor july/august 1980 The level of water in a water tank can be measured in various ways, some of which can of course be more compli...

1-07-1980 | Like all things, NICAD chargers are subject to human error, that is, the batteries can be placed in the holder in "two ways, correctly and i...

1-07-1980 | Sometimes it can be very useful to connect the elekterminal (Elektor November and December 1978 issues) to an oscilloscope instead of to a T...

1-07-1980 | The loudspeaker protection circuit described elsewhere in this issue can be used to protect multipath loud- speaker systems effectively from...

1-07-1980 | 7-24 elektor july/august 1980 1 31current saving home trainer 12 R2 100n 11 Many sport-loving Elektor readers welcomed the idea of an exerci...

1-07-1980 | 32 This unity gain amplifier is capable of producing an inverted or a non- inverted output signal, as required, depending on the voltage lev...

1-07-1980 | The new Toko piezo buzzer shown in the photo can be used for all kinds of simple acoustic alarm circuits. Its greatest advantage is its extr...

1-07-1980 | 7-26 elektor july/august 1980 This circuit is really meant to control a triac but it can also be put to other uses. The section around Al fo...