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klcjr89
  • Member for 7 years, 11 months
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2 votes
1 answer
1k views

Circuit for finding engine RPM using the magneto's coil ground wire

2 votes
1 answer
729 views

Using a MOSFET or BJT instead of solenoid

1 vote
3 answers
8k views

Tie Arduino - ATMEGA328P reset pin directly to +5V?

1 vote
4 answers
1k views

Turn a transistor on when any one of nine LEDs is on using an LM3914

1 vote
0 answers
734 views

Stepper motor to replace brushed DC motor to be used to start a gas engine?

1 vote
0 answers
643 views

Best way to turn off switching regulator and conserve power

1 vote
1 answer
111 views

Disconnecting two batteries in parallel when motor turns on not working

0 votes
1 answer
535 views

How to pull Triac gate to ground with an NPN transistor with AC present

0 votes
2 answers
350 views

Shorting Triac gate to ground doesn't turn it off

0 votes
0 answers
88 views

Powering off a switching regulator causes MOSFET to briefly blip on. Arduino

0 votes
1 answer
382 views

Using mosfet with barrel jack shunt pin to shut off regulator

0 votes
2 answers
844 views

Simpler way to enable/disable voltage regulator using DC jack shunt as a switch?

0 votes
1 answer
63 views

Which way to hook up boostrap diode for switching regulator?

0 votes
1 answer
592 views

Connect two batteries in parallel with transistors?

0 votes
1 answer
237 views

Will a flyback diode prevent an analog MCU input from being destroyed in this schematic?

0 votes
1 answer
336 views

Pre-biased transistor, what is infinite resistance pull-down resistor

0 votes
1 answer
866 views

P channel FET reverse polarity protection - toggle switch on base

0 votes
1 answer
920 views

Why isn't this LM2917 circuit working to turn off a transistor?

0 votes
1 answer
826 views

Minimal Hall effect sensor circuit to keep something off after certain RPM achieved

0 votes
1 answer
4k views

Make three respective LEDs blink with an LM3914 in dot mode

0 votes
1 answer
472 views

Normally closed SSR won't work with grounding out a magneto's primary to ground