Audiotechniques, Inc.
Added by jpvanson
Manufacturer 3
| Title | Function | Dates_produced | |
|---|---|---|---|
 | 604E (Audiotechniques) | Speaker | 1977 |
 | Big Red | Speaker | 1975-1977 |
 | Super Red | Speaker | 1975-1977 |
| Title | Function | Dates_produced | |
|---|---|---|---|
| 604E (Audiotechniques) | Speaker | 1977 |
| Big Red | Speaker | 1975-1977 |
| Super Red | Speaker | 1975-1977 |