What's in the post? 300-3000mA Buck Regulator LED Driver for 1-100W High Power LED - LM3409 http://www.ebay.com/itm/300-3000mA-Buck-Regulator-LED-Driver-for-1-100W-High-Power-LED-LM3409-/380932232690

The code now has a proportionality element which relates the battery voltage error to the PWM change step size.

Stuff that came through the letterbox: http://www.banggood.com/3_3V-8MHz-ATmega328P-AU-Pro-Mini-Microcontroller-Board-With-Pins-p-916211.html Pro Mini Enhancement (3.3V/5V adjustable)/16MHz MEGA328P

I thought incorporating a rotary switch into my next project would be a simple matter. Not really! Gray code, quadrature…

Stuff just arrived from China: http://www.banggood.com/Matek-USB-LCD-Display-Voltmeter-Ampere-Meter-Power-Capacity-Tester-p-933952.html 3*1W LED Built-in Driver Power Supply 12V RTUS http://r.ebay.c

My buddy Brett Gossage and I built this Z80-based audio sampler back in 1987. With only 64k of RAM, it…

After 3 days of messing about, I finally have a solution to the unreliable data transmission problems I was experiencing…

A couple of items of post from China 2 Pin 50mm DC 12V VGA Card Cooler Heatsinks Cool Fan SY…

Miniature wearable OLED display with 3.7v LiPo battery and nRF24L01+ data transceiver. It's working, but I'm having problems understanding the…

Can I revive this old electric bike with a homemade lithium battery pack