WHAT YOU SEE YOU BUY
The Above Price is for 1 Pc
Vintage British Triode
Rare Tube
DA41 Tube
1930's  Marconi Make
CV1076 tube GEC Marconi Osram valve black plate power triode black plate 
one tube cv1076 tube GEC British valve military specifications KB/7 arrow 
CV1076 = 10E/11534 = VT76_GB
power transmitting triode Direct heater DHT
Other class quality (otherwise equal):   DA41
Socket UX-Base (4 Pins (2 thick) Top contact with a cap
Filament heater Vf 7.5 Volt / If 3.1 Ampere / Direct
The CV1076 is the UK procurement code for the commercial DA41 but made for greater reliability at high power
It is a magnificent audio triode that was designed so that in class B a pair 
would deliver 175 Watts at 5% distortion.
 The anode dissipation is 40 Watts
The construction is similar to DA41 in that a carbon anode is used and the electrodes are supported in 
ceramic sheets not mica
The filament is thoriated tungsten
The balloon envelope is 51 mm in diameter and, excluding the UX4 base pins, is 149 mm tall
box 166

Custom duties and taxes is the responsibility of the buyer in their country