The CV4504 is an ultra miniature indirectly heated diode and a variant on the commercial EA76. These rugged diodes were originally developed for guided missile electronics. The prototypes listed in the CV specification are:- CV469, VX7126 & VX8123.
The KB/DC identifies this valve as being made to specification K1001 or K1006, the B denotes qualification by a UK authority and the DC identifies the maker as Mullard Radio Valve Co., Whyteleafe.
The Type designation.
Side elevation showing the front to back thickness.
The reverse side showing the anode shaping.
The thin glass tube envelope is 5 mm in diameter and, excluding the base wires is 27 mm tall.
Reference: Data-sheet. Type CV4504 was first introduced in 1962. See also1962 adverts.
