Speaking of card cages...

[Vincent Slyngstad]

From: jwsmobile: Wednesday, March 09, 2016 11:49 PM
> Here is a photo of a PDP 8/A 620 with the style of card guides that 
> Vince is referring to: (I think)
> 
> http://www.oldcomputers.arcula.co.uk/files/images/pdp8408.jpg

Yep, that's what mine look like.

> Different than the 8/A 400.
> Here is a very clear photo of the card guides and cage for that beast.
> http://www.retrotechnology.com/restore/8a_1sttest_trans.jpg

Yes.  I'm unclear on whether the other kind could be used.  It looks like 
the appropriate little rectangular holes are provided, but I don't think I 
have a 400 to try it.

Those "400" guides actually look easier to use.  The kind I have are 
frail and fussy.

    Vince