# 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 - 6Q7, Dual Diode, Triode
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.
$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
Save 50%
Originally: $5.90 Vacuum Tube - 6Q7G, Dual Diode, Triode 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
Vacuum Tube - 7A7, Pentode, Remote Cut-Off
Pentode voltage amplifier using the lock-in construction. It is designed for RF or IF service in AC/DC receivers.
$5.90 Vacuum Tube - 14B6, Dual Diode, Triode 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.$6.40
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 - 50EH5, Pentode, Power Amplifier Miniature power pentode primarily designed for use in the audio-frequency power output stage of radio receivers and phonographs. The tube features high power sensitivity at low plate and screen voltages.$5.90
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 - 6J7GT, Pentode, Sharp Cut-Off Sharp cut-off general purpose amplifier. With the exception of heater and capacitance ratings, the electrical characteristics are similar to those of the 6C6.$11.90
Out of Stock
Vacuum Tube - 7H7, Pentode
Semi-remote cutoff pentode using the lock in construction. IT is designed for use as an RF or IF amplifier.
$6.90 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 - 6DC6, Pentode, Semi-Remote Cut-Off
Semi-remote cutoff pentode. It is designed for service in the IF stages of color and monochrome television receivers and may be used in the tuners of such sets as an AF amplifier.
$7.90 Vacuum Tube - 6H6GT, Dual Diode Twin-diode with individual cathodes brought out to separate base pins. The 6H6 is designed for service as a diode detector, automatic volume control rectifier, or as a low current power rectifier$4.90
Vacuum Tube - 6Q7GT, Dual Diode, Triode
Combines two diodes and a high-mu triode in a single envelope, using a common cathode. It is designed for service as a diode detector, AVC rectifier, and as a high gain resistance coupled amplifier
$7.85 Vacuum Tube - 6DC8 / 6AD8 / EBF89, Dual Diode, Pentode Double diode remote cut-off pentode for use as an R.F. or I.F. amplifier.$6.90
Vacuum Tube - 6SJ7GT, Pentode, Sharp Cut-Off
Sharp-cutoff pentode designed for use as a biased detector or high-gain amplifier.
$19.90 Vacuum Tube - 7B6, Dual Diode, Triode 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
Vacuum Tube - 7G7 / 1232, Pentode
Sharp cut-off pentode voltage amplifier designed for use in television or other high-frequency amplifiers where the low impedance circuits required result in low gain which may be partially compensated for by use of a high transconductance tube.
$13.90 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 - 12K7GT, Pentode, Remote Cut-Off
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 Vacuum Tube - 58, Pentode, Remote Cut-Off Triple grid variable mu amplifier.$9.90
Vacuum Tube - 6F6GT, Pentode, Power Amplifier
Pentode amplifier designed for application in power output stages of receivers
$27.90 Vacuum Tube - 6HF8, Triode, Pentode High-mu triode and sharp-cutoff pentode in the 9 pin miniature construction. It is intended for use in color and black-and-white television receivers.$6.90
Vacuum Tube - 6J11, Dual Pentode
Compactron device containing two sharp cutoff pentodes, designed primarily for intermediate-frequency amplifier service in television receivers.
\$5.90
Don't see what you're looking for? Send us your product suggestions!