Elektor Archive
Table of contents
- about this issue
- decimal to 7-segment converter
- kitchen timer
- EXOR
- frequency dependent resistor
- voltage regulator, wide range
- flasher,triac
- FET- mixer
- generator, staircase
- NOR-AND gate
- FM detector with ceramic filter
- alarm circuit
- frequency reference, universal
- afterburner
- tester
- car lights failure detector
- trigger, 555 as a
- running Light
- voltage stabilizer as current source
- amplifier for 1.5 volt supply
- service meter, auto
- seven segment abc
- receiver, sensitive coil-less
- diode, ideal
- mini-oven
- selective amplifier
- mono/stereo indicator
- thermometer
- clock suppression
- reset for TTL, automatic
- curve tracer
- 7400-siren
- interference rejector
- traffic news indicator
- +/0/- from one winding
- EXOR
- overmodulation indicator
- pulse multiplier
- rhythm generator M 252
- rhythm generator M 253
- rhythm generator power supplies
- NAND-NOR gate
- cuff links
- opto-coupler for mains sync.
- austereo control amplifier
- austereo disc preamplifier
- austereo 3 watt amplifier
- mostronome
- austereo power supply
- calculator doubles as stopwatch
- austereo 15-30 watt amplifier
- display input selector
- key contacts for organs, gated
- tester, p.c. board and wiring
- hum receiver
- speed controller, triac
- arithmetic teacher
- LED display dimmer
- battery stand-by circuit
- economic relay
- FET Ohm adapter
- frequency meter, analogue
- fluorescent lamp dimmer
- four-channel switch
- economic flash light
- ultrasonic detector
- division by 2, 5 and 10
- division by 3
- division by 4
- division by 6
- division by 7
- division by 8
- division by 9
- use of 7493 instead of 7490
- time signal simulator
- temperature monitor
- the74121
- tv-sound channel, IC
- inductance, variabie
- flasher, LED
- flasher, LED, for higher voltages
- oscillator, 1 kHz
- conductance tester, mini siren
- find me flashlight attachment
- slow-rise power supply
- direction pointer
- NAND-OR gate
- heatsink shrinker
- stereo decoder, CA 3090 AO
- fuse destroyer
- tremolo, LED controlled
- seven segment for MOS-clocks, improved
- divider, programmable frequency-
- dark room exposure timer
- amplifier, 6.5 watt IC
- generator, diac sawtooth-
- volume, voltage-controlled
- volume control, fingertip
- capacitance meter
- signal squirt, mini
- contrast adapter
- filter, active low-pass
- IC lists