| 1971 |
RT-701 |
Entry-level 4-track, 2-speed (3.75/7.5 IPS), tabletop design for home use. |
| 1972 |
RT-707
|
Improved 4-track stereo, direct-drive capstan, frequency response up to 20kHz. |
| 1973 |
RT-761 |
Mid-range with better noise reduction, supports 7-inch reels. |
| 1980 |
RT-909
|
Semi-pro high-end, 10.5-inch reels, advanced metering and transport controls. |
| 1975 |
RT-1050 |
½-track bias, high-speed (7.5/15 IPS), professional-grade transport. |
| 1976 |
RT-1011 |
Entry-level 10-inch reel model, 2 speeds (3.75/7.5 IPS), 4-track stereo. |
| 1977 |
RT-1020
|
Step-up from RT-1011, adds 4-channel playback for quadraphonic, stereo recording. |
| 1980 |
RT-2022
|
Semi-pro high-end, 10.5-inch reels, advanced metering and transport controls. |
| 1980 |
RT-2024 |
Semi-pro high-end, 10.5-inch reels, advanced metering and transport controls. |
