The CV4024 is the UK Government designation for the Brimar 6060 and/or the Mullard M8162. These are all special quality versions of the ECC81 VHF double triode.
A version with flying leads for direct soldering into circuit is the CV4033.
It was designed for RF stages, oscillators and frequency multipliers. It now finds favour for quality audio amplifiers.
The folded anode is stitched on one side. The grid supports are copper an the heater is coiled before being insulated.
The twin triodes with open ends revealing the grid windings.
The thin glass tube envelope is 21 mm in diameter and excluding the B9A base pins, is 47 mm long.
Reference: Data-sheet. Type CV4024 was first introduced in 1956. See also1956 adverts.
