BRIMAR CV4033 - Very Rare, Early 1956 - Mil Black Plate, 3-MICA Square GT. - STC Footscray Production Prem. Grade Long Life ECC81:CV4024:12AT7 Factory Tested (Plug&Play Ready to Use) fitted with our Custom made

fitted with our Custom made thermosetting Bases

Tube pins are exact size of a typical NOS Philips tube for snug fit

Price quoted is for a single tube

Priced per unit

these are probably amongst the very best EF86/EF806S/6267/CV2901/CV4085/M8195 tube made by Mullard

BRIMAR CV4033 - Very Rare, Early 1956 - Mil Black Plate, 3-MICA Square GT. - STC Footscray Production Prem. Grade Long Life ECC81:CV4024:12AT7 Factory Tested (Plug&Play Ready to Use) fitted with our Custom madeNOTE: After spending $$$$ on tooling and various prototypes, we have fitted Special Grade Flying Leads tubes with Custom Thermo setting Bases developed in house. It is a multi step, labor intensive process. Each lead is straightened and cleaned to ensure perfect fusion with the base pins in the silver soldering bath. Process is painstakingly slow, so we will be adding a few tubes at a time to the inventory. Tubes are Plug & Play, Ready to Use. Brand