Hello Ian, Andy, all, I am using a Delta 1200S48 SMPSU (see https://www.prbx.com/wp-content/uploads/pimfiles/560/dts_1200s.pdf). I cannot detect any noise coming from this PSU on 137 or 475 kHz. Outp
Hi Rik Thanks for that info, I tried to find a price for the unit but seems they no longer make them? Any idea what the equivalent maybe, Found a 52 V 30 A unit they make. Looks like lots of $s Hi. G
Hello Ian, the HP ESP120 goes very cheaply on Ebay, and you even see the odd band new ones. Quiet electrically, but some fan nose, very efficient and good self protection built in they would have bee
Hello Ian, I got mine for free from a friend. It is a "industry style" design, pretty foolproof. Indeed they are not produced anymore, but maybe they show up on ebay once in a while. If you can get o