Variable Vacuum Capacitor CKTB750/28/220 vacuum capacitor CKTB750/28/220 Cross reference Jennings Type: CVFP750-40S comet old type: CV2C-750E/40 comet new type: CVMA-750AC/40-AAB The CKTB750/28/220 capacitor use vacuum as dielectric with ceramic envelope ,which have the following features:High voltage , Small size , High Q value, Stabilization capability , High reliability ,Low price. The capacitor is Variable ceramic vacuum capacitors widely used in influence heating ,medium heating ,the equipments for communication transmitters and broadcasting etc.