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Vacuum Tube - 5755 / 420A, Dual Triode

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SKU: T-5755_420A
Item ID: 007038
List Price: $9.90
Price: $4.95
You Save: $4.95 (50%)
In Stock
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New-Old-Stock (NOS) tube.

The 420A electron tube is a double-triode having separate indirectly heated cathodes. The heater is center-tapped to permit operation from a 6.3 or 12.6 volt filament supply. This tube has been designed for use in d-c amplifier circuits where tube requirements include a high order of mechanical and thermionic stability as well as long life expectancy.

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