[Heathkit] SG4501N Needed

[Ron Youvan]

Mark K3MSB wrote:

> A friend of mine is fixing up a IO-4510 scope and needs a SG4501N.

> I've found the SG4501N was obsolete years ago; replacements for it were the
> ECG921 and NTE921 but they are obsolete also.

> Anybody have one,  or know of another substitute?

   If all fails, you/he should be able to replace it with two adjustable 3 terminal regulators.
-- 
    Ron  KA4INM - I've been carving my initials on trees and furniture all my life
                  'course I didn't use my own initials, I'm not stupid ... Earl Pitts 4-2-9