1966.a. Philips EL3302
+++ 1966.b. Philips EL3310 - world 1st cass. having manual and auto recording level
+++ 1966.c. Philips EL3312= world's 1st stereo ''compact-cassette'' recorder
++ 1966.d. Blaupunkt Twen Junior 
+++ 1966.e. Philips/Norelco 22RL962 = world's 1st radiorecorder with compact-cassette
+++ 1966.f. Sears 1200 Playtape 
+++ 1966.f.c. caseta/cartridge Playtape 
++ 1966. g. Lear-Jet AS-830H - car radio-cartridge player
1967.a. Philips EL3303
++ 1967.b. Sony TC-12 = first japanese compact-cassette(TM) recorder
++ 1967.c. Philips 12RL361
+ 1967.d. Philips 22RL673
1967.e. Blaupunkt Twen NT
+++ 1967.f. Mercury AP8300 - 1st US stereo car compact-cassette (TM) recorder 
+++ 1967.g. Mercury TR-8700 - world's 1st portable stereo cassette-recorder