Acorn’s efforts to get their machines into the business market were a flop. See here . And Clive knew that trying to get the QL into the educational market would be hard. In the end of course, the QL was not very successful in the business market either. I would not consider the QL to be particularl...

He/she must now feel like a Tetley tea bag...

Mark

Good to hear that you have got your Zeddy back up and running

Mark

The Sinclair UK700 and UK1200 PSUs are unregulated types, so at anything less than full load, the output voltage will be greater than 9V. 10.5V to 11.5V with an unexpanded ZX81 connected is normal. 7805 voltage regulators typically have an output tolerance of 4% or 3%. The +5V should be within +/-5%...

Definitely looks like a seller trying to get the maximum amount of money from an unsuspecting naive buyer. And “M.O.D” may or may not stand for what you think it does. And I don’t think Sinclair would have produced many hundreds of so called “pre-production” machines, but the serial number is D05-00...

I hear that the fire button operation is overly sensitive on that model

Mark

...there are two opposed and stongly held philosphically beliefs. That’s the trouble with a binary question on a complex subject. Outside of such binary questions, in general politics, the typical breakdown goes as follows: 35% to 45% will be on one side (e.g. on the left), a similar number will be...

I’ve just come across this news story about retailers that may burn unwanted goods because it’s cheaper than sending them back!

Mark

Update: finally arrived today. The seller's told me he won't supply to UK any more, as he put it, "until they sort themselves out". He said it's a bit pointless sending to the UK when it's taking two to three months as the customer enquiries and complaints cost him more to handle than the...

So in my humble opinion, my summary is this: As one of the members (at the time) of the E.U., the U.K. pushed for the policies and legislation that are now causing us pain, as the U.K. has now left the E.U. and the EU is quite rightly treating the U.K. like any other country outside the E.U., becaus...