Daily Archives: April 20, 2014

Oregon Electronic Model A3 Variable Voltage Regulated Power Supply

Here’s another project I just finished at Rain City Audio:

This vacuum tube power supply from an engineer’s test bench can replace a radio or test circuit’s power supply to help with troubleshooting or experiments, with up to 400V for B+ and 6.3V 5A for the heaters. It needed some new capacitors, then fired right up and works perfectly! Continue reading

Posted in Electronics, Radios and Tubes, Vintage | Tagged , , , , , , , , , , , , , , , , , , | Leave a comment

Easy-Kits.com is Experiencing Technical Difficulties

The web store at Easy-Kits.com is experiencing some technical difficulties and is currently offline. Look for service to be restored soon – in the meantime, if you’ve placed an order so far, we’ve received it and are processing. If you’re … Continue reading

Posted in Commentary | Leave a comment