John Robertson<pinball at telus.net>  wrote:
  One advantage to using a switching supply to replace
the old linears 
Barry Callahan wrote:
  and on the idea of replacing the power supply with a
switcher:
 I was actually going to suggest that if nobody else did in last
 night's digest. 
What leads people to believe that the original PDP-11/35 power supply
(H742 or H7420) or the PDP-11/44 power supply (H7140) aren't switching
supplies?