power supply (300V, 50mA + 6.3V, 3A max)


Posted on Jul 8, 2012

This regulated power supply was built as a simplified outboard version of a PSU in my first phono stage. Replacing hexfreds with tube rectifier eliminates the need for power-on sequencing. Chassis (salvaged from a hospital laser PSU) size is 180W*240D*100H mm with a 125W double-C core power transformer and a 10H/100mA choke inside.


power supply (300V, 50mA + 6.3V, 3A max)
Click here to download the full size of the above Circuit.

Heater and plate regulators are on a same PCB (there`s only one heater regulation channel). No exotic components of any kind - a low-cost but ultra-quiet unit. There is additional 120uF of paper capacitors in the phono audio chassis (red bricks on th




Leave Comment

characters left:

New Circuits

.

 


Popular Circuits

Simple Mobile Phone Battery Charger
dvd burner laser pointer proper way 18
elp needed making changes circuit
Writing text on LCD Module using 89C51
Efficient Fan Speed Controller
555 audio oscillator
DESKTOP 386SX PC AS DAQ (Data AQuisitor)
GPS Jammer
HOW TO make a cheap narrowband A/F gauge
555 Rock lantern controller circuit diagram
Flooding rats Electronic cat



Top