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Articles
Title
Rhythm Light (MIN100E)
Sound Effects Box (MIN177E)
Simple Ohmmeter (MIN139E)
Sonic Repellent (MIN111E)
One Station Filter (MIN119E)
Electromagnetic Coin Tosser (MIN106E)
Pulsed Timer – Turn On at the End of Timing (MIN181E)
Crazy boat (MIN210E)
Circuit To Learn How Works An Operational Amplifier (MIN152E)
Motor Sound Effect (MIN135E)
Audio Pre Amplifier (MIN109E)
Lying Detector (MIN095E)
Sinple Light Relay (MIN187E)
SIGNAL INJECTOR (MIN114E)
Touch Switch (MIN131E)
Bured Fuse Indicator (MIN105E)
Buzzer with Relay (MIN155E)
Moisture Meter (MIN126E)
Rocket Launcher (MIN127E)
Phone Booster (MIN110E)
Fluorescent for the Bench (MIN214E)
High Voltage Experimental Power Supply (MIN198E)
Alternating Flashing LED (MIN174E)
POLARITY INDICATOR (MIN163E)
AM RADIO (MIN124E)
Unijunction Injector (MIN217E)
Simple 0-6 V Voltmeter (MIN194E)
Electronic Laugh (MIN201E)
Self Powered Radio (MIN204E)
Space Shooting (MIN208E)
Darlington Touch Sensor (MIN193E)
Shock Machine (MIN158E)
MW Oscillator (MIN165E)
Multitone Door Bell (MIN142E)
Audio Switch (MIN148E)
Mini Rhythmic Light (MIN172E)
Pulsed Timer – Turn Off at End of Timing (MIN182E)
Bistable Photo Control 4093 (MIN184E)
Experimental High Voltage Generator (MIN129E)
Neon Flasher (MIN133E)
Light to Sound Converter (MIN113E)
Lamp Flahser (MIN099E Miniature)
Touch Sensor Siren (MIN178E)
Improvised Telephone (MIN101E)
Electronic Thermometer (MIN108E)
Ultra Sensitive Signal Relay (MIN189E)
Relaxation Neon Oscillator (MIN120E)
TIME LIGHT MIN047S (MIN100E)
MOS Touch Power Switch (MIN103E)
Wind Generator (MIN156E)

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Latest

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Circuit Bench

  • 28 V to 5 V converter (CB7331E)

           Found in National Semiconductor documentation from the 90's, this circuit has an output current of...

  • Proximity Switch (CB17361E)

      This proximity switch or approach relay uses only transistors and directly controls a Triac. The...

  • Enhanced Operational Amplifier LM139 (CB14243E)

      In the figure we show how to improve the performance of an operational amplifier with gain 100...

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