Technics SB-F333
The SB-F333 (also SB F333) was a 60-watt linear phase speaker system manufactured by the Technics Corporation of Japan. It is a 2-way 2-speaker system with 16 cm cone type woofer, and 6.5 cm tweeter. The dimensions of the cabinet are 18.4 cm × 29.4 cm × 19.3 cm, and mass 2.5 kg. In this service manual you can get detailed specifications of the crossover circuit diagram, and parts list.