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) though not harsh as the

though not harsh as the Telefunken

P-504Early feedback from our beta customer:Regarding the CV3986/6021 (Mini-Mullards)

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

Japanese made OMRON Phenolic socket

fitted with our Custom made thermosetting Bases

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) though not harsh as theNOTE: 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