- Main
- Brands
| Logo | Brand |
Number of cassettes
in catalog |
Year |
|---|---|---|---|
| Rondo | 1 | ||
| Ronees | 5 | ||
| Rose | 1 | ||
| Ross | 12 | 1968 - 1969 | |
| Ross 66 | 2 | ||
| Roticet | 8 | 1974 - 1982 | |
| Rovette | 2 | ||
| Royal | 1 | 1974 - 1974 | |
| Rozet | 1 | ||
| Rubin | 1 | ||
| Ruefach | 1 | 1982 - 1982 | |
| Rulag | 4 | 1978 - 1982 | |
| Rupas | 3 | 1984 - 1984 | |
| S+S | 1 | ||
| S.B.L. | 1 | ||
| S.T.R. | 2 | ||
| SANY | 1 | ||
| SB-Elektronik | 3 | ||
| SCR | 1 | ||
| SDR | 1 | 1979 - 1979 |