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| Convert that 12 Volt "Brick" plugged
in the wall to a ± 6-Volt Dual Supply |
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| HV Power Supply | Power your Favorite Geiger Counter
or Scintillation Counter. |
| Voltage to Frequency Convertor | |
| Transistor Relay Driver | Prevent Premature Transistor Death
in your Relay Driver Circuits. |
| Filter Collection | |
| 2 Wire to 4 Wire Hybrid | How Do they get Two Voices on only Two Wires?
& How Do they Separate Them? |
| A.M. Transmitter | AM Transmitter using only One HEX Inverter IC |
| A.M. DSB Modulator | Diode Balanced Modulator |
| H-Bridge W/Power MOSFETS | |
| PIN Photo Detector Circuit | |
| Wet Basement Sensor | Device will close relay contacts to let you know:
when you're in over your head Blub Blub... |
| Piezo Sounder Detection Circuit | This circuit helps interface a louder Alarm to existing alarm systems. |
| Cold Temperature Alarm | Circuit to detect a preset temperature: relay contact closure. |
| Voltage Changer | Circuit for Automotive use: Battery to 5 Volts. With protection diodes. |
