++ 1981.g. Sharp GF-777H = greatest portable radiorecorder
+ 1985.c. Philips D8349 Cubooster - sample of "boombox"
++ 1988.i. Sharp WQ-T238 - sample of twice mechanism
+++ 1968.j. Crown CSG-9350 first world's stereo portable radiorecorder
1986.c. Vega 328
+ 1981.d. Philips D8814
+ 1984.b. Philips D8444
++ 1984.c. Philips D8634
+++ 1972.d. Philips 22RR800 = first european portable stereo r-r