Search results

I began fixing old radios and TVs when there was only B&W TVs and mostly Valve/Tube machines! Transistors are easier and IC's can be easier to understand but not as easy to get hold of. If you have circuits of your CRO/CRTs I am happy to take a look at them. What is/are the fault/s? Often it's...

I am still waiting for my mate to tell me the model number! OK to be a PDF if already scanned, or I can scan on a good quality scanner and create the PDF file, then return the manual and a copy of the PDF if you like. My name is Bob Harper, and emails to 'bigpond.com' so one word in all lower...

Gooday Perth, from Sunshine Coast, Qld. You mentioned archive.org I may need to find it sometime. I have been asked to help fix a 'Sun' no make or model numbers YET! but I do believe the manuals and circuits will be out there somewhere. My background is electronics and old time computers...

Please do not trash the old instruments! I have a friend asking me to help fix his Sun Diagnostics machine, that I believe has a dead EPROM. If I get to see the thing and test the eprom, a 1987 memory chip, I believe it will have been degraded over time. Everything else is repairable, although...