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Vacuum Tube - 407A, Dual Triode, Medium MU

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SKU: T-407A
Item ID: 006824
Price: $9.95
In Stock
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New-Old-Stock (NOS) tube.

The 407A is a 9-pin miniature double triode with separate indirectly heated cathodes. It is designed for use in amplifier, mixer, oscillator, multivibrator and clamp circuits. The useful frequency range extends through the VHF range.

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