- +++ 1986.a. Nagra JBR PS-1
- + 1986.b. Philips D8082 Le Cube
- +++ 1986.c. Dictaphone 4250 Exec
- +++ 1986.c.c. Dictasette (picocassette)=smallest analog cassette
- + 1986.d. Philips FCD185
- + ca. 1986.e. Harman Kardon CD101
- ++ 1986.f. Philips WD800 The Roller
- + 1987.a. Philips D8078
- ++ 1987(?).b. Tascam Porta Two Ministudio
- 1987(?).c. Felix 3810
- +++ 1987 .d. caseta/cassette DAT = Digital Audio Tape
- ++ 1987.e. Sony WM-D6C
- 1987.f. Tehnoton Condor 622
- +++ 1987.g. Tesla transcriber 120
- +++ 1987.g.c. Tesla Transcriber