Technics SB-C250 and SB-C350

The SB-C250 and SB-C350 were speaker systems manufactured by the Technics Corporation of Japan. The SB-C250 is a 120-watt 2-way 2-speaker system, whilst the SB-C350 is a 140-watt 3-way 3-speaker system. In this service manual you can get detailed specifications of their crossover circuits, and parts list. If you need to repair your speakers, then this information may be very useful to you.