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2 from 1, 4001 photo 2PulsesFrom1.gif
2 from 1, JP approach photo 2From1-JP2.gif
2 from 1, JP approach (corrected) photo 2From1-JP.gif
2 pulses from 1 photo 2From1.gif
2 pulses from 1 (#2) photo 2From1a.gif
555 astable: 5 s H, 5 mins L photo 555Astable5s5m.gif
555 auto switch off photo 555AutoOff1.jpg
555 basic mono 1-5 mins photo 555MonoReset.gif
555 delayed toggle (Gursh) photo DelayedToggle-Gursh.gif
555 delayed toggle (Gursh): waveforms photo DelayedToggleWaveforms-Gursh.gif
555 simple astable: full details photo 555AstableSWCAD-3.gif
555 switches off burglar alarm photo AlarmAutoOff.gif
567 detects > 500 ms photo 567interface.gif
567 tone decoder photo 567ToneDecoder.gif
Automatic motor operation photo AutoMotorExtremes.gif
Brief +ve pulse after 10 s delay photo 555Pulse1.gif
Brief +ve pulse after 10 s delay photo 10sMonoPulse.gif
CM: transformer grounds photo PlacingGrounds.gif
CM relay #1 photo CMRelay1.gif
CM transformers photo CMTransformers.gif
Curtain controller: logic & motor driver photo CurtainControllerRelays.gif
Curtain controller: mechanics photo CurtainControlMechanics.jpg
Curtain controller: nicad charger photo CurtainControllerCharger.gif
Curtain controller: power supply photo CurtainSupplyGIF.gif
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