# 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.

#### 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.
Vacuum Tube - 1A5GT, Pentode, Power Amplifier
Filament type power-amplifier pentode designed for use in the output stage of low drain battery operated equipment. The 1A5GT may be operated singly or in push-pull combination.
$4.90 Vacuum Tube - 1LB4, Pentode, Power Low-voltage, low-current drain, battery type power pentode. It is designed for service with 90 volts of "B" battery and a single dry cell "A" battery.$11.90
Vacuum Tube - 1LD5, Diode, Pentode
Diode-audio pentode designed especially for service as a combined diode detector and pentode audio amplifier. The diode plate is located at the negative end of the filament.
$5.90 Vacuum Tube - 1LN5, Pentode (VT179) Sharp-cutoff pentode designed for use as a radio-frequency, intermediate frequency, or audio-frequency amplifier in battery operated receivers.$6.25
Vacuum Tube - 1N5GT / 1P5GT, Pentode, Sharp Cut-Off, RF
Filamentary type sharp cut-off pentode voltage amplifier. It is designed for service in low-drain battery-operated receivers as an RF, IF, or AF amplifier.
$5.90 Vacuum Tube - 1S5 / DAF91, Diode, Sharp Cut-Off Pentode Miniature tube containing a diode and a sharp-cutoff pentode. It is designed for use as a combined detector and audio-frequency voltage amplifier in compact battery-powered equipment.$3.55
Vacuum Tube - 1T4 / DF91, Pentode, Remote Cut-Off
Miniature remote-cutoff pentode designed for use as a radio-frequency or intermediate frequency amplifier in compact, battery-operated equipment.
$4.90 Vacuum Tube - 1U4, Pentode Miniature, filamentary, sharp-cutoff pentode intended for radio frequency or intermediate frequency amplifier use in battery-operated receivers.$6.90
Vacuum Tube - 1U5, Diode, Sharp Cut-Off Pentode
Miniature diode sharp-cutoff pentode designed for use as a combined detector, audio-frequency amplifier, and automatic-volume-control tube in compact, battery-operated receivers.
$6.90 Vacuum Tube - 2A5, Pentode, Power Amplifier 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. Starting at$11.65
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Originally: $11.65 Partially Out of Stock Vacuum Tube - 2E26, Pentode, Beam V-H-F beam power amplifier.$6.90
Vacuum Tube - 3A4, Pentode, Power Amplifier
The 3A4 is designed for use in compact, lightweight, portable equipment. The relatively large filament employed in the 3A4 enables it to supply the high peak currents required in RF power applications.
$5.90 Vacuum Tube - 3Q4, Pentode, Power The type 3Q4 is a miniature type power-amplifier pentode designed for use in the output stage of battery operated equipment.$2.95
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Originally: $5.90 Vacuum Tube - 3S4 / DL92, Pentode, Power Filamentary type power output pentode in the miniature construction. It is characterized by economy of filament power and ability to perform well at low plate supply voltages such as encountered in portable equipment.$4.90
Vacuum Tube - 3V4 / DL94, Pentode, Power
Miniature power amplifier pentode designed for use in the power output stage of compact, battery operated equipment. It is particularly useful in three-way portable receivers which employ 90-volta batteries.
$8.90 Vacuum Tube - 6AB7 / 1853, Pentode, Remote Cut-Off, RF High transconductance semi-remote cut-off amplifier tube designed for television RF and IF amplifier service. Precautions should be taken not to exceed dissipation rating with expected line-voltage fluctuations, especially with fixed-bias operation.$3.45
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Originally: $6.90 Vacuum Tube - 6AD7G, Pentode Triode-power amplifier pentode$7.90
Vacuum Tube - 6AG5 / EF96, Pentode
Miniature type RF pentode having a sharp cut-off characteristic and a high value of transconductance. In compact, light-weight equipment it is useful as an RF amplifier up to about 400 megacycles.
$1.95 Save 50% Originally:$3.90
Vacuum Tube - 6AG7 / 6AK7, Pentode, Power
Metal, power-amplifier pentode primarily designed for use in the output stage of video amplifiers. The tube is capable of operating at high plate current levels and exhibits high transconductance and high power sensitivity.
$7.90 Vacuum Tube - 6AH6, Pentode, Sharp Cut-Off Miniature sharp-cutoff pentode. Its high transconductance and low input and output capacitance adapt it to use as a wide-band amplifier or as a reactance tube.$3.55
Vacuum Tube - 6AJ5, Pentode, Sharp Cut-Off
Miniature sharp cutoff pentode designed for use where only low plate and screen voltages are available. The 6AJ5 is especially suitable for operation at high frequencies.
$6.25 Vacuum Tube - 6AK5 / EF95, Pentode, Sharp Cut-Off Miniature types used as rf or if amplifiers especially in high-frequency wide-band applications at frequencies up to 400MHz.$4.90
Vacuum Tube - 6AK6, Pentode
Heater-cathode type of tube intended for use in compact, light-weight equipment. Because of its small size, the 6AK6 can be used singly or in push-pull to effect a more compact design of power-line receivers.
$4.90 Vacuum Tube - 6AN8A, Triode, Pentode Medium mu triode and a sharp cutoff pentode. The pentode section may be used as an IF amplifier or a reactance tube; the triode section is well suited for use in low-frequency-oscillator, sync clipper, sync separator, and phase splitter circuits.$15.90
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