Discrete Component Trainer Dct is an SSI India product in the BREADBOARD TRAINERS category. Key specifications include SKU: PBB-E070A. TECHNICAL SPECIFICATIONS: Power Supplies. DC Power Supply IC Regulated +5V, ±12V @ 500mA. DC Power Supply IC Regulated 0 to 15V @ 250mA. DC Power Supply IC Regulated 0 to 30V