For sale : Sinclair QL ROM replacement - ROM switcher. Version 2 with external switches. This ROM switcher has 512Kb ROM , that allows to have 8 pages for 8 ROM images. ROM switcher has 4-position switch, 3 switches ( SW1 - SW3 ) for select the ROM image. SW4 switch adds ROM area C000 - FFFF ( for e...

HI, Thank you for the information. I have posted a comment on LinkedIn, on the Adder Technology company page on the most recent posting, maybe off-topic. But it is the only way to enter a message to anyone on LinkedIn, without paying £79.99 monthly fee. I have also send message via their Company Pro...

Chr$ wrote:Just noticed the Teensy 2.0++ is discontinued.

https://www.pjrc.com/store/teensypp.html

I bought, 5 on Aliexpress, less expensive than PRC, all work okay.

I will have to get the 5 PCBs I have built and get some cases 3D Printed.

Hi, The book was published by Adder Publications. Adder Publishing began in 1984 and was rebranded as Adder Technology in 1986. So does the rebanding transfer the copyright to the new company brand The details of Adder Technology are detailed on their web site: https://www.adder.com/en/about-us

:o I can think of a few things that mostly just involve some signal conditioning: QL Network ports I2C buffered/isolated outputs to protect the Q68 from unintended accidents by experimenters Another Serial port - perhaps as RS422/3 - as there are some interesting things that can be plugged into this...

...so do I send Adder Technology a notice, that I intend to publish the "The Advanced QL Manual" into the Public Domain, making all the contents of the book including software examples Open Source?

What period of notice fo you think is appropriate?

Hi,

It is said in another thread, that a larger case for the Q68 could allow the addition of expansion cards for the Q68.

What type of expansion would everyone want?

Hi

Okay, I will keep the completed text personal.

Pity...

Dave wrote:My only thought on this is it would be nicer to have a taller case, with the Q68 mounted in the top of the case. This way, an expansion can sit under the Q68 instead of cramming in above it.

What sort of expansion would you want to fit?

How would this affect the case end plates?

Hi

Do response from Adder Technology, so if there is nothing forth comming I will apply a Open Source Licence to the scanned text, which has many corrections to be a Community Edition.

I will wait till the en of June for this.