Power Supply for CB and Ham Radio

Mains switch mode power supplies for a CB or ham base station at home, plus the fused lead that connects the radio. All three give 13.8V DC with a noise offset control, so choose on current, adjustment and metering.

• Current: 30A maximum on the Sharman SM 3011; 20A continuous, 30A peak on the SM30SWIV and SM30 SWI.
• Output: fixed 13.8V on the SM30 SWI, 9 to 15V adjustable on the SM 3011 and SM30SWIV.
• Metering: LCD volts and amps on the SM30SWIV, a switchable illuminated analogue meter on the SM30 SWI.
• Connections: a 10A cigarette lighter socket on the SM30 SWI front, rear 30A terminals and front tip jacks on the SM30SWIV.
• Lead only: a 20 gauge 3 pin fused lead with moulded connector, fuse holder and 2 amp fuse.