Teardown of an Amrel PPS 35-2 Programmable Power Supply
A while back, I did a teardown on a dual-channel Amrel PPS-2322 programmable power supply, and was quite impressed by […]
Amrel PPS-2322 Programmable Power Supply Firmware Backup
Quite a few people had contacted me on the availability of the firmware for the Amrel PPS-2322 programmable power supply […]
Reverse Engineering of BK Precision 1696 Switching Power Supply’s LCD Protocol
As mentioned in my previous post, besides the broken LCD there was also an issue with the power supply portion […]
Teardown of a BK Precision 1696 Programmable Switching Power Supply
I recently picked up a BK Precision 1696 programmable switching power supply off eBay. Unlike many of the vintage test […]
Amrel PPS-2322 Programmable Power Supply Teardown
I picked up an Amrel PPS-2322 programmable power supply from eBay recently. You probably have not heard of the Amrel […]