Photos

General Chit Chat about Sinclair Computers and their Clones
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Whopper
Posts: 6
Joined: Mon Jan 22, 2018 8:38 pm

Photos

Post by Whopper »

I have been asked for photos of my ZX81s. Heres the currently open one. received it today. :D
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IMG_1530.JPG
2KB DRAM with link 1 set
(2.2 MiB) Downloaded 179 times
IMG_1531.JPG
ROM fix
(2.54 MiB) Downloaded 179 times
IMG_1529.JPG
Motherboard.
(2.51 MiB) Downloaded 179 times
You woke me for THAT!!!
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1024MAK
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Joined: Mon Sep 26, 2011 10:56 am
Location: Looking forward to summer in Somerset, UK...

Re: Photos

Post by 1024MAK »

Nice photos :D

But, err, the MOSTEK MK4118 is a 1k byte x 8 bit NMOS Static RAM (or SRAM) chip... (see the link in my sig ;) ).

Mark
ZX81 Variations
ZX81 Chip Pin-outs
ZX81 Video Transistor Buffer Amp

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There are four lights!
Step up to red alert. Sir, are you absolutely sure? It does mean changing the bulb :!:
Looking forward to summer later in the year.
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Andy Rea
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Re: Photos

Post by Andy Rea »

Whopper wrote: Mon Jan 29, 2018 6:23 pm I have been asked for photos of my ZX81s. Heres the currently open one. received it today. :D
i kinda get a little jealous everytime i see one ofg these modded boards... have yet to own one..

regards Andy
what's that Smell.... smells like fresh flux and solder fumes...
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