Twin Tetrode Type C180 Base: 7 pin, Chelmsford, England, 1954.
Parallel Vinput 6.3 volts / Iinput 1.6 Ampere
Transconductance = 3.5 A / V (Ia=30mA)
Amplifier and Oscillator Max Va = 750v
Ia = 90mA
Amplifier Only Max Va = 600v
Ia = 75mA
Mullard Valve ECH35 BVA British made. Red metallised body with black base. 1041 2A. The ECH35 is a typical triode hexode frequency changer or mixer for broadcast applications. The classic envelope is 33 mm in diameter and, excluding the IO base pins,…
Mullard Amerty 6A8G C9G valve. Amerty range is the Mullard produced range for use in America (North). This valve has been used and has slight discolouration on the internal glass dome. British made with black base.