++ 1967.w. Mercury PM-600 - first US portable radiorecorder using compact-cassette(TM)
+++ 1966.e. Philips/Norelco 22RL962 = world's 1st radiorecorder with compact-cassette
++ 1967.k. Concord F-103/National RQ-231 = first japanese radiorecorder with ''compact-cassette'' (TM) 
++ 1975.e. Legenda 401
+ 1977.j. Sony CF-950S
1979.h. ITT Schaub-Lorenz RCX 75 Professional
++ 1988.h. Toshiba KT-RS1 
+++ 1968.j. Crown CSC-9350 world's 1st stereo portable radiorecorder
+ 1990.c. Sony CFM-2500 My First Sony
+ 1975 (?).c. General Electric 3-5507B
+++ 1958.a. Saba TKR-15 Sabamobil = world's 1-st portable radio-cassette player