Technics SB-3670

The SB-3670 (also SB 3670) was a 200-watt hi-fi speaker system manufactured by the Technics Corporation of Japan. It is a 3-way 3-speaker system with 25 cm cone type woofer, 5.5 cm tweeter, and 12 cm midrange. The dimensions of the cabinet are 30.7 cm × 61.2 cm × 28.0 cm, and mass 8.6 kg. In this service manual you can get detailed specifications of the crossover circuit diagram, and parts list. If you need to repair your speakers, then this information may be very useful to you.