Vacuum Tubes
The first electronic amplification of sound was done with Vacuum Tubes. We have pre-amp, power and rectifier vacuum tubes among other types in New Old Stock from the golden era of American & European manufacturing as well as current production tubes from today.
Contains three high-mu triodes with separate pin connections for all three cathodes, grids, and plates in a compact T-9 glass envelope with the novel 12 pin base.
$99.90
General purpose triode designed for service as an oscillator, detector, or amplifier. Except for heater voltage and current its characteristics are identical with those of the 56.
$20.90
Combined high-mu triode and double diode using the 8 pin lock-in construction. It is designed for use as a diode detector, AVC rectifier, and an impedance or resistance coupled amplifier.
$4.75
Power tetrode, medium-mu 9-pin miniature for use in automobile radio receivers operated directly from 12-volt storage batteries.
$5.90
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.
$4.98
Save 50%
Originally: $9.95
General purpose triode designed for service as an oscillator, detector, or amplifier. It is recommended for use where economy of heater current is important.
$7.90
Medium-mu general-purpose triode designed for use as an amplifier, an oscillator, or a detector. Except for heater ratings, the 12J5 is identical to the 6J5.
$7.35
General purpose filament type triode designed for service in battery operated receivers. With the exception of capacitances its ratings and characteristics are identical with those of the 30.
$15.90
Tube combining a single diode and a high-mu triode in one bulb. It is designed for service as a diode detector, AVC rectifier, and as a resistance coupled amplifier.
$4.90
New-Old-Stock (NOS) tube. Compactron twin-triode pentode.
$8.05
Medium-mu twin triode designed for use as a voltage amplifier or oscillator.
$14.90
Miniature type used as a vertical deflection oscillator or af amplifier and vertical deflection amplifier or af power amplifier in television receivers. Requires miniature 9-contact socket.
$7.15
General purpose triode designed for service as an oscillator, detector, or amplifier.
$14.90
Miniature, medium-mu, twin triode primarily designed for service in computer applications. Each triode section features a high zero-bias plate current, a sharp-cutoff characteristic, and a separate cathode connection.
$24.90
Miniature double triode having dissimilar sections. Section no. 1 is intended for operations as a vertical deflection oscillator and section no. 2 as a vertical deflection amplifier.
$4.90
Dissimilar double-triode designed for use as a combined vertical-deflection oscillator and amplifier in television receivers. Section 1 is intended for service as an oscillator and section 2 as an amplifier.
$8.75
Dissimilar double-triode designed for use as a combined vertical-deflection oscillator and amplifier in television receivers.
$19.95
Semi-remote cutoff, frame grid triode designed for use as a VHF RF amplifier. Features of the design include a partial shield between the grid and plate
$5.35
Frame-grid twin triode designed for low supply voltage applications. It is especially suitable for instrumentation/industrial use as a direct-coupled wide band amplifier and for automobile radio as an RF amplifier and self-oscillating mixer.
$24.90
Heater-cathode type twin triode designed for use as a class B power amplifier in the output stage of a-c or battery operated equipment. It may be used in other applications such as a biased detector, oscillator phase inverter or class A amplifier
$19.60
Out of Stock
Miniature double triode in the 9-pin miniature construction. Section #1 is intended for use as a vertical deflection oscillator having medium mu and section #2 is intended for use as a vertical deflection amplifier with lo mu.
$3.90
Miniature type of medium-mu twin triode intended especially for coverter service in ac/dc FM and AM receivers. In such service, one triode unit may be used as a mixer, and the other as an oscillator.
$14.90
Subminiature medium-mu twin triode for use in general purpose amplifier applications. Each section has an individual cathode and is electrically independent.
$7.90