The Sinclair QL Forum

ditto - and I like the Olimex version and the metal case you can get for it too.

I keep seeing those advertised - I've got a couple of the lilygo boards already - and they are wonderful little things - but I am struggling to justify why I might need this one

The DeOxit is an excellent contact cleaner and lubricant for contacts - but not the best choice for general lubricating. As you said Derek - a good "light oil" is what's needed, but I think 3-in-1 may be too much even. Generally lubricants intended for watches / sewing machines etc would b...

This is the stuff I use - excellent lubricant for small engineering projects, motors, etc, where you just need a small amount.

https://hobbylubricants.com/slug-slime/

almost certainly 'flexing' of the main board is probably exposing a dry connection or a chip not seating properly in a socket. Remove Ic's that are socketed - clean the legs with a deoxidizer - the stuff people use for their guitar jacks is excellent but expensive and re socket them. Try the board a...

I was born just down the road - and moved away then came back to live in Camberley for a while. I remember sending a QL back to that address for repair - and got upgraded ROM's out of it

oh - down the A30 near the white elephant - probably where the car sales place used to be...

I wonder where that was - as the postcode is no longer registered - no 3BR - but there is a 3RB on the high street.

Were they in the offices by the station I wonder?

For most of the older QL's I've seen - the caps are usually in quite good order - the only ones you may want / need to look at are around the supply circuitry behind the Microdrives and under that heatsink. Membranes can still be had new for about £15 or so and not too difficult to replace, it's usu...