Well, one set was me!
Mark
Great to meet you
- 1024MAK
- Posts: 5118
- Joined: Mon Sep 26, 2011 10:56 am
- Location: Looking forward to summer in Somerset, UK...
Re: Great to meet you
ZX81 Variations
ZX81 Chip Pin-outs
ZX81 Video Transistor Buffer Amp
Standby alert
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.
ZX81 Chip Pin-outs
ZX81 Video Transistor Buffer Amp
Standby alert
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.
Re: Great to meet you
I'm going to have a go at building a 16K Ram Pack for my ZX80 this weekend based on Grant Searle's design:
http://searle.x10host.com/zx80/zx80.html
I'll post some pics and let you know how I get on.
http://searle.x10host.com/zx80/zx80.html
I'll post some pics and let you know how I get on.
Re: Great to meet you
Here's the board with the sockets and edge connectors fitted
and then after a couple of hours of cutting wires and soldering....
I'm going to check the wiring tomorrow and then insert the ICs
and then after a couple of hours of cutting wires and soldering....
I'm going to check the wiring tomorrow and then insert the ICs