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.

6AC7 Ken-Rad Vintage RF Amplifier Pentode U.S. Army Signal Corps (NOS/NIB)

In Stock
The 6AC7 is a sharp-cuttoff high-transconductance pentode intended for service as a wide-band video or radio-frequency amplifier.
- Heater voltage: (AC or DC): 6.3 volts
- Heater current: 0.45 amps
New old stock * No longer available for export
MFR: Ken-Rad
SKU: 6AC7-KEN

6BQ7/6BK7/6BZ7 Raytheon High Frequency Twin Triode Tube (NOS/NIB)
In Stock
The 6BQ7 is a miniature, medium-mu twin triode primarily designed for. use as a cascode, radio-frequency amplifier in very-high-frequency television tuners
New old stock * No longer available for export.
MFR: Raytheon
SKU: 6BQ7-6BZ7-Ray

6BQ7/6BK7/6BZ7 GE High Frequency Twin Triode Tube (NOS/NIB)
In Stock
The 6BQ7 is a miniature, medium-mu twin triode primarily designed for. use as a cascode, radio-frequency amplifier in very-high-frequency television tuners
New old stock * No longer available for export.
MFR: General Electric
SKU: 6BQ7-6BZ7-GE

6BQ7/6BK7/6BZ7 RCA High Frequency Twin Triode Tube (NOS/NIB)
In Stock
The 6BQ7 is a miniature, medium-mu twin triode primarily designed for. use as a cascode, radio-frequency amplifier in very-high-frequency television tuners
New old stock * No longer available for export.
MFR: RCA
SKU: 6BQ7-6BZ7-RCA

6BA8A RCA Triode-Pentode Tube (NOS/NIB)

In Stock
New old stock * No longer available for export
MFR: RCA
SKU: 6BA8A-RCA

6BA8A GE Triode-Pentode Tube (NOS/NIB)

In Stock
New old stock * No longer available for export
MFR: General Electric
SKU: 6BA8A-GE

EL34 / 6CA7 Svetlana Power Amplifier Pentode Tube (NIB)
In Stock
New In Box * No longer available for export
MFR: Svetlana / New Sensor
Made in Russia
SKU: EL34-SVET

5750 / 6BE6W Sylvania Special Purpose Pentagrid Converter (NOS)

In Stock
Tube is primarily used as a mixer and oscillator in superheterodyne circuits
New Old Stock * No longer available for export
MFR: Sylvania
SKU: 5750/6BE6W-SYL
This New Old Stock (NOS) tube has been recently tested and meets all technical specifications. The Warranty period for this tube is Ninety Days from the date of purchase, for the original customer only. Please follow the instruction insert for proper installation.
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EF94 / 6AU6 Mullard Sharp-Cutoff RF Pentode (NOS)
In Stock
Short-grid base pentode primarily indended for use as R.F. amplifier.
New Old Stock * No longer available for export
MFR:Mullard
SKU: EF94/6AU6-MUL

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

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