Tesla B100A Stereo Basic stereo reel to reel tape recorder with only one speed (9,53 cm/s) from Czechoslovakia. This model was made in 1975 from Tesla B5 series. Recorder is fully functional
TESLA B101 reel-to-reel tape recorder – BOGIN, JR.
Tesla B 100 Stereo Tesla B 101 Stereo kotoučový cívkový magnetofon reel to reel Tonbandgerät - YouTube
TESLA B100-STEREO Service Manual download, schematics, eeprom, repair info for electronics experts
Tesla B 100 stereo - reel to reel ČSSR 1973-1975 - YouTube