Just as an aside,
If anyone else wants PS boards for the L-4/L7,? Harbach also has blank Electronic Specialties boards for $25 + shipping.
https://harbachelectronics.com/shop/drake/pm-400-replacement-power-module-for-the-drake-l-4l-4b-and-l-7-power-supply/
--
73/Rick
W4XA
*Every post is created using Linux