Add to Cart Quick view JAN-CDZ-4B32 Rectifier Tube for Johnson Desk KW Amplifier Made in USA Jan MSRP: Now: $24.99 Was: This JAN-CDZ-4B32 Rectifier Tube for Johnson Desk KW Amplifier, is Made in the USA It will replace the problematic Mercury Vapor Rectifier tubes. This Tube looks to be new old stock. These tubes are getting hard to find! MSRP: Now: $24.99 Was: Add to Cart Quick view Qty in Cart: 0 Quantity: Decrease Quantity: Increase Quantity: Price: MSRP: Now: $24.99 Was: Subtotal: Add to Cart