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  • 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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  1. Electronic Projects 74
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    7. Microcontrollers 9
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Top resources

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NiZn Battery Charger With Auto Cutoff Using LM317
Charger performs recommended charging function for rechargeable NiZn batteries
5.00 star(s) 3 ratings
Updated
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LM317 12V Lead-Acid Battery Charger With 3-Step Auto CC/CV and Trickle-Charge
Lead-acid battery charger using LM317 provides auto CC charge, CV top-off, and final trickle-charge
5.00 star(s) 2 ratings
Updated
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Two Chip Quadrature Decoder
Two IC chips decode rotary quadrature encoder signals
5.00 star(s) 1 ratings
Updated
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Resonant Inductive Charging of Capacitor Improves Efficiency And Amount of Stored Energy 2017-05-30
Capacitor resonant charging can nearly double the charge efficiency and quadruple energy stored.
5.00 star(s) 1 ratings
Updated
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Analog Max/Min Value or Bi-Level Clamp Circuits 2017-05-01
Circuit outputs the min. or max. value of several analog inputs, or provides accurate bi-level clamp
5.00 star(s) 1 ratings
Updated
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Analog Multiplier Using PWM
1-Quadrant Analog Multiplier Circuit Uses PMW Circuit For DC to Low Frequency Signals
4.00 star(s) 1 ratings
Updated
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Electronic Power Rheostat 2018-07-23
Circuit generates an equivalent high power resistance that can be adjusted with a potentiometer.
4.00 star(s) 1 ratings
Updated
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Detecting Failed Capacitors, Unveiling the Secrets (ESR, Phase Angle, Dissipation Factor)
Detecting Failed Capacitors, Unveiling the Secrets (ESR, Phase Angle, Dissipation Factor)
0.00 star(s) 0 ratings
Updated
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LM317 Pb Battery Trickle Charger with Temperature Compensation
LM317 Pb battery trickle charger provides desired temperature compensation
0.00 star(s) 0 ratings
Updated
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Stereo Digital FM Transmitter Circuit
Stereo Digital FM Transmitter Circuit
0.00 star(s) 0 ratings
Updated
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30A AC Soft Starter (Inrush Current Limiter) Circuit with Fail-Safe
30A AC Soft Starter (Inrush Current Limiter) Circuit with Fail-Safe
0.00 star(s) 0 ratings
Updated
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How to Easily Detect a Failed Capacitor
How to Easily Detect a Failed Capacitor
0.00 star(s) 0 ratings
Updated
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Double Lithium-Ion/Lithium-Polymer USB Type-C Charger
Double Lithium-Ion/Lithium-Polymer USB Type-C Charger
0.00 star(s) 0 ratings
Updated
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A Portable White Noise Generator Circuit
A Portable White Noise Generator Circuit
0.00 star(s) 0 ratings
Updated
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Cooling FAN Controller Using an LM35 (No MCU)
Cooling FAN Controller Using an LM35 (No MCU)
0.00 star(s) 0 ratings
Updated
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Sallen-Key Active-Filter Without an Op Amp
A Sallen-Key Active-Filter can be built using BJTs instead of an op amp
0.00 star(s) 0 ratings
Updated
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Altium Designer 5 Useful Design/Routing Tips
Altium Designer 5 Useful Design/Routing Tips
0.00 star(s) 0 ratings
Updated
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Digital One-Shot With Selectable Pulse-Width
All digital one-shot circuit generates precise, selectable pulse-widths
0.00 star(s) 0 ratings
Updated
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Digital One-Shot Using Two Flip-Flops
Digital one-shot generates precise pulse width with no RC components.
0.00 star(s) 0 ratings
Updated
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Digital FM Receiver using Arduino and TEA5767
Digital FM Receiver using Arduino and TEA5767
0.00 star(s) 0 ratings
Updated

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