/Vintage/Sinclair/80/Peripherals/Keyboards/ISS Standard Moving Keyboard/

k1.spdns.de / Vintage / Sinclair / 80 / Peripherals / Keyboards / ISS Standard Moving Keyboard /

"DS" Standard Moving Keyboard for ZX81

This keyboard was sold in Germany by ISS, Individual Software Service, better known as Jürgen Schumpich GmbH, the German distributor for Sinclair computers.

It had exactly 40 keys as the ZX81 and consisted of a plastic case, metal bottom plate and a PCB with moving key tops. The keys had no individual switches but short-circuited carbon contacts on the PCB. The case had four rows cut out for the four key rows. This way they could print some of the keywords on the case.

The keyboard was attached to the keyboard connectors of the ZX81, so you had to open your computer and unplug the original keyboard membrane.

I can't determine the real manufacturer. "miamatic carbon systems" seems to be the manufacturer of the printed circuit board, but i doubt that they manufactured the whole keyboard. There is also a printing on the PCB saying "DS Keyboard". ISS called it the "Standard Moving Keyboard" as opposed to the "Super Moving Keyboard" in the same catalogue. The version advertised in the catalogue is not exactly the same as the one i have. It has no hand rest and seemingly no printing on the case, which makes me believe that it's an early 'prototype' version.

The PCB is single-sided and the required bridges at wire crossings seem to be manufactured with some kind of carbon – probably the same material as supposedly used for the key contacts.

Archive

Name Letzte Änderung Länge 
Current Selling Prices/ 2019-08-20 05:24 11 
XL/ 2019-08-20 05:24
Case top inside with PCB.jpg
size: 640 × 480
2006-04-05 17:09 36515 
Case top inside.jpg
size: 600 × 450
2006-04-05 17:00 28935 
Case top.jpg
size: 640 × 480
2006-04-05 17:08 31402 
front view.jpg
size: 800 × 600
2007-10-24 20:29 73979 
ISS catalogue, Jan'83,DE.jpg
size: 577 × 814
2006-04-05 17:29 95928 
Kbd bottom.jpg
size: 640 × 480
2006-04-05 17:08 46199 
Kbd.jpg
size: 640 × 480
2006-04-05 16:46 37400 
Nice setup.jpg
size: 800 × 600
2007-10-24 20:29 73946 
PCB rear.jpg
size: 600 × 330
2006-04-05 16:54 42088 
PCB top.jpg
size: 600 × 305
2006-04-05 16:58 52608 
PCB with Keys.jpg
size: 640 × 480
2006-04-05 17:08 45561 

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