On 8 May 2008 at 3:38, Terry wrote: > Very similar Bob! I ran the AMRAD CBBS (the original microcomputer > BBS software by Ward Christensen) on an Altair and North Star 5-1.4 > hard-sector floppies. The AMRAD CBBS was one of the first in the > country. It started on a 6800 single-board computer at Bob > Bruninga's (yes the same WB4APR of APRS fame) house. Then, I ran it > on the Altair, which I still have. I remember every time Bob added > memory to the 6800 (all messages were stored in RAM), he had to > change the series-resistor from the power supply. No voltage > regulators! > > I also still have some Xerox 820s, mofified for packet radio > operations. In addition to the Imsai mentioned earlier, I have one > Xerox 820 that still booted as of a year ago. > > The CBBS Altair had a Tarbell disk controller, with a boot EPROM, I > think, so no paper tape here. Alhough, I should still have original > paper tapes of MITS (Microsoft) 4k and 8k Basic. > Terry > Too bad I didn't keep the tape. I remember that if you had the Altair read the 8K basic tape and print to the screen, near the end, it said "Written by Bill Gates and Paul Allen".
Dave - WB6DHW <http://wb6dhw.com>
