Pineapple standards converter.

[Geordie McBoyne]

ppppenguin wrote: "I remember the Pineapple converter. It's a very potent RFI generator - there's no ground plane and lots of fast digits. Needs to be in a metal box with filtered connections."
My Pineapple converter is installed in an Eddystone box. An aluminium plate is interposed between the SMPSU and the converter PCB.

Geordie McBoyne.