Choke Characteristics Analog Meters is an SSI India product in the BASIC ELECTRONICS LAB category. Key specifications include SKU: PBE-E203. TECHNICAL SPECIFICATIONS Power supplies. AC Supply 0-50V DC, 150mA. Operated on Mains power 230V, 50Hz +10% Analog Meters. Power Supply Varies through Rotary Switch. Connections are brought out through 4mm