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.
Mixer tube designed for service with a separate oscillator as the first detector in superheterodyne receivers. The control grid is of the remote cut-off type which allows the use of AVC and minimizes cross-modulation.
$5.90
Compactron beam-power pentode primarily designed for use as the horizontal-deflection amplifier in color television receivers. Very low knee voltage, high plate-to-screen ratio, and high peak current capability.
$40.80
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
Beam power amplifier tetrode designed for service in the output stage of a-c or battery-operated equipment. It is capable of supplying high-power output, power sensitivity, and efficiency with low percentages of third and higher order harmonics.
$9.90
Sharp cut-off general purpose amplifier. With the exception of heater and capacitance ratings, the electrical characteristics are similar to those of the 6C6.
$3.90
The 12JB6A is the same as the 6JB6A except for heater characteristics and ratings.
$22.90
Out of Stock
Variable-mu pentode amplifier in the octal glass construction. It is suitable for use with AVC in RF and IF amplifier and minimizes cross modulation.
$5.90
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
Xenon filled four electrode thyratron with negative control characteristic. This tube is designed for relay applications for grid-controlled rectifier service.
$21.95
Heater-cathode type full-wave high-vacuum rectifier doubler tube designed for use in the power supply of a-c or a-c/d-c receivers. Eletrically the 25Z5, 25Z6, and 25Z6GT are identical.
$5.90
Type 2A5 is a pentode amplifier designed for application in power output stages of receivers. With the exception of heater ratings, their electrical characteristics are identical.
$21.90
Half-wave rectifier in the 7 pin miniature construction. Features of the tube are a 100mA. heater with 20 second warm-up time.
$5.90
Glass type power amplifier pentode designed especially for use in the output stage of a-c/d-c receivers. The 43 is identical in electrical characteristics to the type 25A6 tube.
$7.90
The 5T4 is designed for service as a power rectifier in AC operated receivers.
$19.95
The 5U4G is designed for service as a power rectifier in AC operated receivers which require high currents
$49.90
Subminiature medium-mu twin triode for use in general purpose amplifier applications. Each section has an individual cathode and is electrically independent.
$7.90
Glass triode power amplifier tube designed particularly for service in the power output stages of storage battery operated or a-c receivers
$52.65
6C9 is a duo tetrode contained in a 10 pin bulb. It is designed for service as a VHF RF amplifier and a VHF autodyne mixer. Except for heater characteristics, type 17C9 is identical.
$14.90
Miniature double-plate sheet-beam tube which incorporates a pair of balanced deflectors to direct the electron beam to either of the two plates and a control grid to vary the intensity of the beam.
$6.90
Combines two diodes and a high-mu triode, using a common cathode. It is designed for service as a diode detector, AVC rectifier, and as a high gain resistance coupled amplifier in AC, storage battery, and AC - DC operated receivers.
$15.90
The all-new TAD 7025 / E83CC Redbase Highgrade is carefully selected for all the demanding gain stages in any guitar or headphone amp, tube microphones or the extremely sensitive phono preamp-positions in audio amplifiers. Tonally, this tube produces fine, airy, silky and pleasant highs, a complex and dense midrange with clarity and definition in the low end - providing maximum smoothness and zero microphonics. Great warm cleans and creamy overdrive. Fine, unobtrusive highs, complex, dense mids and clear real bass. Selected for demanding applications for maximum smoothness and zero microphonics - even with very sensitive input stages of high-gain amplifiers.
$31.50
Genalex Gold Lion KT77 beam-power tetrode tube. Made in Russia.
A beam tetrode with an absolute maximum anode dissipation rating of 32 watts. The KT77 is designed for use in the output stage of an af amplifier. Two valves in Class AB1 give a continuous output of over 70 W.
A beam tetrode with an absolute maximum anode dissipation rating of 32 watts. The KT77 is designed for use in the output stage of an af amplifier. Two valves in Class AB1 give a continuous output of over 70 W.
Starting at $76.65
Combines a half-wave rectifier and a beam-power amplifier in the same envelope. It is designed for AC-DC service from a 117 volt line in three-way portable receivers.
$9.60
Miniature type used in combined vertical-deflection-oscillator and vertical-deflection-amplifier applications in black and white television receivers. Requires miniature 9-contact socket.
$9.90