Daisywhell typewriter emulating a TTY
dave at babcock-family.org
Thu Apr 11 00:10:48 CDT 2019
Sorry about the missing photos.
Here's the keyboard:
Here's the printed output:
On 4/10/2019 11:56 AM, Chuck Guzis via cctalk wrote:
> I'd love to see the keyboard and printed output; unfortunately, the
> listserv strips out anything but test. Got a link?
> On 4/10/19 11:14 AM, Dave Babcock via cctalk wrote:
>> True, the 1620 Model 1 Model B typewriter (1st gen). The 1620 Model 2
>> used a Selectric (2nd gen). We're using the 3rd generation IBM electric
>> typewriter (Wheelwriter) with the 1620 Jr. (3rd gen 1620?). [I know
>> it's a stretch.]
>> The issue is that for Jr. we needed a reliable, robust, very low
>> maintenance device. The IBM 1620 Jr. will be used by the CHM Education
>> Department and needs to stand up to hands-on use without needed
>> difficult & expensive maintenance.
>> Here's the keyboard of our Wheelwriter-based IBM 1620 Jr. Console
>> And here is the printed output:
>> Note the slashed zero, flagged digits, and all of the 1620 special
>> characters. :-)
>> On 4/10/2019 10:56 AM, Chuck Guzis via cctech wrote:
>>> On 4/10/19 10:35 AM, Dave Babcock via cctech wrote:
>>>> To all,
>>>> The Computer History Museum's IBM 1620 Jr. project has already done
>>>> this. We have converted an IBM Wheelwriter 1000 electric typewriter
>>>> into a computer terminal. The conversion consists of a custom PCB with
>>>> an Arduino Teensy 3.5 microcontroller which is physically installed in
>>>> the typewriter, electrically in-between the keyboard and typewriter
>>>> motherboard, with custom firmware.
>>> Aw, that's too bad! The original Model I (CADET) 1620 had a console
>>> typewriter (was it based on the IBM Model B electric?) that gyrated
>>> enough, particularly on carriage returns, that made you wonder if it was
>>> going to fly to pieces at any time. It was all part of the experience.
>>> What did you do about the 1620-specific keys? I don't think that record
>>> mark or R-S was a keytop legend ona Weheelwriter...
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