- +++ 1987.g. Tesla transcriber 120
- +++ 1987.h. Tesla Transcriber
- +++ 1986.a. Nagra JBR PS-1
- +++ 1988.k. Pocket Rockers - smallest portable endless cassette player
- +++ 1987 .d. caseta/cassette DAT = Digital Audio Tape
- + 1990.a. Philips FC260
- + 1990.b. Philips AQ5150
- +++ 1988.k.c. Pocket Rockers - smallest endless cassette
- ++ 1988.i. Sharp WQ-T238 - sample of twice mechanism
- 1988.d. Electronica Sistem Compact Stereo 001
- +++ 1988.c. Bang & Olufsen Beocord 4500 - best design
- + 1987.a. Philips D8078
- 1987.f. Tehnoton Condor 622
- + 1986.b. Philips D8082 Le Cube
- + 1986.d. Philips FCD185