Make
Sonar
Model
SC-4
Serial #
1366
Description
Phone Patch
![Sonar SC-4 - Photo courtesy of Mark Mittleman](https://www.oldtuberadio.com/wp-content/uploads/2016/04/Sonar-SC-4-Mark-Mittleman.jpg)
Sonar SC-4 – Photo courtesy of Mark Mittleman
![Sonar SC-4 Rear - Sonar courtesy of Mark Mittleman](https://www.oldtuberadio.com/wp-content/uploads/2016/04/Sonar-SC-4-Rear-Mark-Mittleman.jpg)
Sonar SC-4 Rear – Sonar courtesy of Mark Mittleman
Make
Sonar
Model
SC-4
Serial #
1366
Description
Phone Patch
Sonar SC-4 – Photo courtesy of Mark Mittleman
Sonar SC-4 Rear – Sonar courtesy of Mark Mittleman