PDP-11/40 modified to be a PDP-11/23

Mike Ross tmfdmike at gmail.com
Tue Jun 21 20:07:07 CDT 2016

On Wed, Jun 22, 2016 at 1:05 PM, Michael Thompson
<michael.99.thompson at gmail.com> wrote:
> The RICM just picked up a PDP-11/40 chassis that was modified to accept a
> PDP-11/23 board set. It also contains a custom board to interface the
> PDP-11/23 to the original PDP-11/40 front panel. It is quite an
> accomplishment to get the Q-Bus board set working in the Unibus chassis.
> --
> Michael Thompson

Oh now that's fun. And useful. A blinkenlights Qbus machine! If it's
not impractical the mods should be documented so that others may go
reproduce this setup. How fancy is the custom board?!


'No greater love hath a man than he lay down his life for his brother.
Not for millions, not for glory, not for fame.
For one person, in the dark, where no one will ever know or see.'

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