Anybody who has browsed these pages in the past knows that I keep an eye on certain people’s projects, one of those being Uffe at Slowdiyer. Recently he has been experimenting with USB-C power supplies, one of the offshoots from this being an updated version of the’mini-pre‘, a variant of the classic Chu Moy headphone…
Tag: tle2426

DC Splitter for Bench PSU
There is often a need for a dual voltage supply when dealing with audio (op amps often require dual supplies for example) but there may not be a suitable one at hand. There is, however, usually a single supply, a wall adaptor, bench supply etc. and, at its most basic, all that is required to…

A simple opamp tester
I’ve been having some problems with what should have been a straightforward build of a headphone amplifier and wasn’t sure if I’d damaged the op amps or if they were still useful. I came across this tester circuit at Tangentsoft and decided to build it. It requires a TLE2426 rail splitter virtual ground, a few…