Serial UNIBUS Repeater?

[Mark J. Blair]

> On Jun 15, 2015, at 21:55, tony duell <ard at p850ug1.demon.co.uk> wrote:
> 
> [11/730]
> 
>> for that slot (though one of the later front-loaders would probably fit). If you don't need an RL02 drive, then i 
> 
> That's what they did. There was a third (later) packaged system with the CPU, an R80 under it and a front
> loading (Cipher F880) magtape on top. That is what mine started out as.

Aha! I didn't know that. Makes a lot of sense, and takes up half the floor space compared to having a TU80 in a second rack. I think the documentation I have predates that configuration option.

> I am not sure if I got the top panel but if I did it is no longer on the rack...

If you do have it, I wonder if it would be hard to add hinges for easy access to a top expansion chassis?

-- 
Mark J. Blair, NF6X <nf6x at nf6x.net>
http://www.nf6x.net/