Mastro Accessories
| Model Number(s) | Title | Production Dates |
|---|---|---|
| 150 (115) | Islander Chordmaster | 1951-1969 |
| TA-3 | TA-3 Amplifier | 1965-1967 |
| TA-5 | TA-5 Amplifier | 1965-1967 |
| TA-10 | TA-10 Amplifier | 1965-1967 |
| 411 | 411 Amplifier | 1967-1969 |
| PT-115/18 IC | Power Transformer | 1966 |
