22 Apr
2004
22 Apr
'04
12:51 p.m.
It was right after the Model I came out, the expansion chassis (16K!) was
announced but not shipping. Audio cassette recording was the only storage.
My first "commercial" product was a universal tape duplicator [the only one
that could "make backups" of the popular Sargon Chess Game]! Of course it
contained code to prevent
It duplicating itself!!!!
>> -----Original Message-----
>> From: cctalk-bounces(a)classiccmp.org
>> [mailto:cctalk-bounces@classiccmp.org] On Behalf Of Tony Duell
>> Sent: Thursday, April 22, 2004 7:02 PM
>> To: cctalk(a)classiccmp.org
>> Subject: Re: Selectric Terminal
>>
>> >
>> > Cira 1976 I developed a custom (wirewrap) interface between a
>> > Selectric 731 and the original TRS-80 model I.
>>
>> Doesn't that pre-date the model 1 ? :-)
>>
>> >
>> > Could only get 9.5 chars per sec out of it though....
>>
>> Yes, but it sure beat copying down listings by hand. My
>> first printer was the CGP115 -- one of those little
>> 4-ballpoint-pen plotters using the Alps mechanism (the one
>> used in the CBM 1520, one of the Atari printers, etc).
>> It did 12 cps if you were lucky on 4" paper. But I could
>> set it listing out my BASIC or assembler programs and come
>> back when it had finished. It was a lot better than writing
>> them down from the screen!
>>
>> -tony