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Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

  • Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

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Game show circuit, using only one SCR per person, locks out all others after first button is pressed
Programmable width, delay, triggers Smart Timer
Simple 2-BJT LED constant-current driver operates to within 0.7V of the supply voltage.
All digital one-shot circuit generates precise, selectable pulse-widths
Digital one-shot generates precise pulse width with no RC components.
1-Quadrant Analog Multiplier Circuit Uses PMW Circuit For DC to Low Frequency Signals
PWM solenoid driver provides initial full voltge pulse and a lower PWM hold for good efficiency
Take the switch GS waveform as an example to talk about the GS waveform.

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