+++ 1967.j. Mercury TR-4450 -1967 = world's 1st deck recorder c-c
+ 1990.d. Sony TCM-4040
+++ 1968.o. Philips RN582 -world's 1st car radio-cassette using compact-cassette
+++ 1962.dc. caseta/cassette Crouzet Jaeger
+++ 1962 .d. Crouzet Jaeger MV60 - last and smallest wire recorder
++ 1952 a. Dictaphone Dictabelt (blue) / "curea"/banda audio detasabila 
+++ 1970 r. Harman Kardon CAD-5 = world's 1st cassette recorder using a sound filter
++ 1969.k. Philips N2602 - 1st stereo car cassette player embedded
++ 1970 .p. Motorola TM920S1 Quadraline - 1st (?) car quadro cart player
++ 1968.h. Grundig C200 De Luxe - 1st compact-cassette recorder of this producer
++ 1967.i. Telefunken M-4001 - 1-st compact-cassette recorder of this producer
++ 1967.h. Sanyo M-18 - first cassette-recorder of this producer
+++ 1971 g. Alpha One 
+++ 1971.g.c. Alpha One 
+++ 1978.b. Fisher CR-4025 - world's 1st wireless remote cassette recorder