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Michael Brown's user avatar
Michael Brown's user avatar
Michael Brown's user avatar
Michael Brown
  • Member for 3 years, 10 months
  • Last seen more than a month ago
  • Lindlar, Deutschland
3 votes
2 answers
1k views

Using a Peltier element to power an Arduino

2 votes
1 answer
500 views

Measure power of solar cell with an ESP8266

1 vote
1 answer
405 views

switch on delay not working (capacitor, transistor)

0 votes
1 answer
329 views

Voltage divider in combination with pull-down resistor

0 votes
1 answer
1k views

EasyEDA: The clearance between two objects is less than the Design Rule Checking (DRC) clearance which has different nets

0 votes
1 answer
82 views

Power 12V DC Motor with 16.8V (4S Lipo) using PWM control mechanism

0 votes
1 answer
71 views

Reverse voltage protection for four 18650 cells

0 votes
1 answer
3k views

Switch on an esp8266 with a npn transistor (2n2222A)

0 votes
3 answers
666 views

How to safely charge a capacitor with a GPIO pin of an Arduino/Raspberry pi/ESP8266/Attiny

0 votes
3 answers
396 views

Cause a voltage drop of about 1V

0 votes
1 answer
144 views

Charging a AA recharable battery