Technical Specifications Attribute Details Manufacturer HALLICRAFTERS Model CB-1 Product Category Transceiver Mic Wiring Pin 5 – Shield / Ground Pin 8 – Mic Audio Notes: See parts table

Technical Specifications Attribute Details Manufacturer HALLICRAFTERS Model CB-21 Product Category Transceiver Mic Wiring Pin 1 – Switch Line Pin 2 – Shield / Ground Pin 3 – RX Pin 4 – Mic Audio

Technical Specifications Attribute Details Manufacturer HALLICRAFTERS Model CB-19 Product Category Transceiver Mic Wiring Pin 1 – Mic Audio Pin 2 – Shield / Ground Pin 3 – Switch Line Pin 4 – RX