- RT-1
- RT-1000
- RT-1010
- RT-1030
- RT-1033
- RT-105
- RT-1515
- RT-2050
- RT-2050 MK II
- RT-3000
- RT-3150
- RT-3300
- RT-3400
- RT-3535
- RT-3535 MK II
- RT-3838
- RT-5050
- RT-5100
- RT-5200
- RT-6
- RT-6001
- RT-6002
- RT-6005
- RT-6006
- RT-6101
- RT-6105
- RT-6201
- RT-6202
- RT-6205
- RT-6206
- RT-6207
- RT-6405
- RT-6501
- RT-6502
- RT-6505
- RT-6506
- RT-6605
- RT-6905
- RT-7000
- RT-7100
- RT-9
- RT-9100
- RT-B1
- RT-D3
- RT-D5
- RT-E80
- RT-E85
- RT-L3
RT-6505
- MSRP $420
- 1978-1980
- Display
- 4-Digit Mechanical Counter
- Digital Peak-Reading Meters
- Connectivity
- 2 Mono Microphone Inputs
- Headphones
- Exterior
- Front Loading
- Orientation Left
- Transport
- Mechanical Tape Loading
- Auto Shutoff (Full)
- Tape
- Normal Tape
- Chrome Tape
- General
- Stereo
- Preamplifier
- Individual Input Level Controls
