| Howard Radio Co. |
| |
Model: 400 | Chassis: | Year: Pre October 1938 |
| Power: | Circuit: | IF: |
Tubes:
|
Bands:
|
Resources:
|
| Riders Volume 3 - HOWARD 3-8 |
| Riders Volume 9 - HOWARD 9-19 |
| Riders Volume 9 - HOWARD 9-21 |
| Riders Volume 9 - HOWARD 9-22 |
| Riders Volume 9 - HOWARD 9-23 |
| Riders Volume 9 - HOWARD 9-24 |
| Riders Volume 9 - HOWARD 9-25 |