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.

GB-5725 Sylvania "Gold Brand" Dual Control RF Pentode Tube (NOS/NIB)

In Stock
Designed to serve as a voltage amplifier or dual control applications when a grid base pin connection is implemented.
New old stock * No longer available for export.
MFR: GTE / Sylvania
SKU: GB-5725

6DQ6B / 6GW6 Sylvania Beam Power Pentode (NOS)

In Stock
Glass Octal type tube used as a horizontal-deflection amplifier in high-efficiency deflection circuits.
- Voltage: 6.3 volts
- Current: 1.2 Amps
New Old Stock * No longer available for export
MFR: Sylvania
SKU: 6DQ6B-6GW6-SYL

6EC4A / EY500 Sylvania Booster Diode Great Britain (NOS/NIB)
In Stock
Designed to be utilized in time base circuits of color TV receivers.
New old stock * New In Box * No longer available for export.
MFR: Sylvania
Made in Great Britain
SKU: 6EC4A-EY500-GB-SYL

6EC4A / EY500 Raytheon Booster Diode Japan (NOS/NIB)
In Stock
Designed to be utilized in time base circuits of color TV receivers.
New old stock * New In Box * No longer available for export
MFR: Raytheon
Made in Japan
SKU: 6EC4A-EY500-JP-RAY

6BK4C/6EL4A Sylvania Sharp Cutoff Beam Triode Tube (NOS)

In Stock
New old stock * No longer available for export
MFR: Sylvania
SKU: 6BK4C-SYL

6DQ6B RCA Beam Power Pentode (NOS)

In Stock
Glass Octal type tube used as a horizontal-deflection amplifier in high-efficiency deflection circuits.
- Voltage: 6.3 volts
- Current: 1.2 Amps
New Old Stock * No longer available for export
MFR: RCA
SKU: 6DQ6B-RCA

6KG6 / EL509 Sylvania Beam Power Amplifier England (NOS)
In Stock
New Old Stock * No longer available for export
MFR: Sylvania
Made in England
SKU: 6KG6-SYL-ENGLAND

6KG6 / EL509 Sylvania Beam Power Amplifier Great Britain (NOS)
In Stock
New Old Stock * No longer available for export
MFR: Sylvania
Made in Great Britain
SKU: 6KG6-SYL-GB

6KG6 / EL509 Sylvania Beam Power Amplifier Holland (NOS/NIB)
In Stock
New Old Stock * New In the Box * No longer available for export
MFR: Sylvania
Made in Holland
SKU: 6KG6-SYL-HOLLAND

6Z4/84 Full Wave Rectifier Tube (NOS/NIB)

In Stock
Designed to function as a power rectifier in AC or DC powered circuits.
New old stock * No longer available for export.
MFR: International Servicemaster
SKU: 6Z4
Add to Cart