DEC PDP-11/45 backplane +5 ECO
    Fritz Mueller 
    fritzm at fritzm.org
       
    Sun May  2 16:28:31 CDT 2021
    
    
  
> On May 2, 2021, at 1:25 PM, Josh Dersch <derschjo at gmail.com> wrote:
> 
> Sorry for the delay, but finally, here's a pile of pictures of the +5V ECO on the backplane.  Let me know if you need more detail on something:
> 
> https://1drv.ms/u/s!Aqb36sqnCIfMpMAqf_6YvmsEEU-T0A?e=Y6WBfV
Oh, this is great, thanks!  It's very interesting to see how this was implemented.
I think I will need empty my backplane soon in order to do some lower fan maintenance, so I will probably  pull my backplane and implement this at that time.
    
    
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