Sony TC-177SD vs Sony TC-K8B | Sony electronics, Hifi, Recording equipment
Obsolete Sony on Twitter: "In 1974, Sony launched the TC-177SD Stereo Cassette deck - a cassette recorder with advanced features such as Dolby noise reduction, adjustable bias, and a peak level meter.
1001 Hi-Fi Info: SONY TC-177SD (1973) - First 3 Head Cassette Deck
SONY TC-177SD 3 HEAD STEREO CASSETTE TAPE DECK W/ NEW ELNA SILMIC CAPACITORS Photo #733524 - US Audio Mart