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Articles
Title
The Brontophonic Sound Circuit (ART401E)
Psychological Alarm (ART410E)
Different rhythmic Light (ART409E)
Simple Audio Attenuator (ART407E)
Delayed Pulse Generator (ART404E)
Voltage Inverter for Automotive Use (ART403E)
Lead-Acid Battery State Monitor (ART400E)
Nicad Battery Charger (ART399E)
Sensor Uses Engine Vibration (ART398E)
Differential Hall Sensor (ART397E)
False Money and Documents Detector (ART396E)
Mini Electrifier (ART395E)
An Experimental Amplifier (ART394E)
Constant Lighting (ART393E)
0 to 15 V x 1 A Power Supply with Touch Voltage Control (ART391E)
Preamplifier For Magnetic Pickup (ART390E)
Electronic Thermometer (ART389E)
Electronic tuning fork (ART388E)
Active Tone Control (ART387E)
Fluorescent Blinker (ART386E)
Selective Relay (ART384E)
Battery LED flasher (ART382E)
Timed Battery Eliminator (ART381E)
Cyclic Fade Light (ART380E)
Priority Switch (ART379E)
Parabolic Microphone (ART377E)
Emergency Lighting (ART385E)
Automatic Shutdown Timer (ART373E)
Experimental Radio with a Credit Card as a Detector (ART362E)
Strobe Light (ART374E)

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