Re: Behold the Fascinating Nightmare of Debugging a Computer from the 1950s

2016-06-30 Thread Tom Brennan
I'm sure it got fixed because I never heard of the problem happening again. But I guess my memory is selective because I only remember the fun part of making things smoke. Sorry - no details about the fix. Paul Gilmartin wrote: Did StorageTek fix it, perhaps by capping the duty cycle? ---

Re: Behold the Fascinating Nightmare of Debugging a Computer from the 1950s

2016-06-30 Thread Edward Finnell
Those were the little foil reflectors, programmatically referred to as BOT and EOT. For partially overwritten tapes could fwd space to the EOT and do a Read Backwards. Think most of the vendors were Potter Brumfield or Ampex rebranded. There were rumors of a 13k 9trk but the Carts appeared

Re: Behold the Fascinating Nightmare of Debugging a Computer from the 1950s

2016-06-30 Thread Paul Gilmartin
On Thu, 30 Jun 2016 16:52:17 -0700, Tom Brennan wrote: >Way later than the 1950's, a tape operator called me to watch a Storage >Tek reel drive do something strange: He mounted a scratch tape and the >job took off spinning the reels so fast that soon the metal capstan got >hot enough to melt the

Re: Behold the Fascinating Nightmare of Debugging a Computer from the 1950s

2016-06-30 Thread Tom Brennan
nough ruined yet another capstan! I think they were about $900 each, but at least we found the cause. Edward Gould wrote: Behold the Fascinating Nightmare of Debugging a Computer from the 1950s It takes a lot more than some typing. http://www.popularmechanics.com/technology/a21586/debugging

Behold the Fascinating Nightmare of Debugging a Computer from the 1950s

2016-06-30 Thread Edward Gould
Behold the Fascinating Nightmare of Debugging a Computer from the 1950s It takes a lot more than some typing. http://www.popularmechanics.com/technology/a21586/debugging-1959-vacuum-tape-drive/?mag=pop&list=nl_pnl_news&src=nl&date=063016 <http://www.popularmechanics.com/te