Receiving Tubes
Receiving Tubes
Receiving tubes, also known as signal tubes, are essential components used in various electronic applications. They play a crucial role in amplifying and processing audio signals.
Explore our extensive selection of receiving tubes for all your audio and electronic needs.

1T5GT JAN RCA Vintage Beam Power Amplifier (NOS/NIB)
In Stock
Designed for service with 90 volts of "B" battery and a single dry cell "A" battery.
- Made for U.S. Army and U.S. Navy (1945)
New Old Stock * New In Box * No longer available for export
MFR: RCA
SKU: 1T5GT

1S5 Sharp Cutoff Pentode Tube (NOS/NIB)
In Stock
Designed to service as a detector-audio tube in a portable piece of equipment.
New old stock * No longer available for export.
MFR: RCA, GE, CBS, Sylvania, Tung Sol
SKU: 1S5
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2CN3A Tube Half Wave High Voltage Rectifier
In Stock
2CN3A Tube Half Wave High Voltage Rectifier
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5U4GA Tube, Full-Wave High Vacuum Rectifier, US Manufactured Tube
In Stock
5U4GA Tube, Full-Wave High Vacuum Rectifier, US Manufactured Tube
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5T4 RCA Full Wave High Vacuum Rectifier Tube (NOS/NIB)

In Stock
Designed for service as a power rectifier in AC operated receivers.
New old stock * New In Box * No longer available for export.
MFR: RCA
SKU: 5T4

5R4WGB Tung-Sol Full Wave High Vacuum Rectifier Tube (NOS)

In Stock
Designed for rectifier use in equipment requiring a high peak inverse voltage rating.
New old stock * No longer available for export.
MFR: Tung-Sol
SKU: 5R4WGB
NSN: 5960-00-284-5823
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5AX4GT Tube, Full Wave High Vacuum Rectifier
In Stock
5AX4GT Tube, Full Wave High Vacuum Rectifier
5AX4GT Tube Full Wave High Vacuum Rectifier
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3V4 Power Amplifier Pentode Tube (NOS/NIB)

In Stock
Designed for use in the power output stage of compact, battery operated equipment.
New old stock * New In Box * No longer available for export.
MFR: RCA, Zenith, Sylvania, Raytheon, Philco, Akrad, Westinghouse
SKU: 3V4

3Q5GT Beam Power Amplifier Tube (NOS)

In Stock
Designed for the output stage of a 3 way receiver.
New old stock * No longer available for export.
MFR: RCA, Raytheon
SKU: 3Q5GT