13 Sep
2016
13 Sep
'16
9:34 a.m.
On 9/13/16 9:25 AM, Mark J. Blair wrote:
If you are not opposed to making a custom PCB to stuff
with Cherry MX keyswitches, then you have a lot of freedom.
True enough. I have even bought some switches and non so great Cherry keyboards to harvest
keytops.
About 10 WY-30 keyboards in so-so condition showed up for about $7 ea, so i'll
probably just go with
that, since they seem to be the least desirable (next to WY-50) for the mechanical
collectors.
Televideo was pretty consistent with their serial keyboard protocol and voltages, Qume..
not at all.
I've identified at least 4 different styles of 4-pin connector keyboards using either
12 or 5 volt power.
Then, there is ADDS, Hazeltine, Microterm, DG, Freedom, ...