AE shipboard phone system (1946 vintage)
By Keith Cheshire, ; posted January 11, 2007; hits 2744
 |
| This is the ringing supply and controls. 400HZ motor gen set I assume! |
By Keith Cheshire, ; posted January 11, 2007; hits 2744
|
| This is the ringing supply and controls. 400HZ motor gen set I assume! |