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CV1053 / EF39 / ARP34 / VR53 / W147 / OM6 / PO VT180 HF variable-µ pentode

 

Size The valve measures 100x28mm overall and has an octal base.

See also CV5110.

Heater voltage 6.3V
Heater current 200mA
Max anode voltage 300V
Max screen voltage 300V
Max anode dissipation 2W
Max screen dissipation 0.3W
Mutual conductance 2.2mA/V
 A
0.0045mA/V B
Anode impedance 1.25M ohms A
>10M ohms B
Max operating frequency 20MHz
Capacitances
Cae 7.9pF
Cge 5.6pF
Cag max 0.003pF

A: at Va=250V; Vg2=100V; Vg1=-2.5V; Ia=6mA
B: at Va=Vg2=250V; Vg1=-49V

Pin Function
1 Metallising
2 Heater
3 Anode
4 Screen grid
5 Suppressor grid
6 No pin
7 Heater
8 Cathode
TC Control grid

PO VT180

Left to right: VR53, ARP34, EF39, CV1053, EF39
VR53ARP34 EF39 / W147 / OM6CV1053 EF39

ARP34 donated by Chris Colebrook; PO VT180 donated by Mike Hiscocks.

This file was last modified 15:49:18, Saturday November 12, 2011