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.

6AJ8 / ECH81 Triode-Heptode (NOS)
In Stock
Primarily designed for use as a frequency changer.
New Old Stock * No longer available for export
MFR: New Old Stock * No longer available for export
MFR: Marconi, Teonix, International Servicemaster, Amperex, Realistic, Tung-Sol
SKU: 6AJ8/ECH81
Add to Cart

6AK5 Sylvania, Motorola, RCA Sharp Cut Off RF Pentode Tube (NOS/NIB)
In Stock
New Old Stock * No longer available for export
MFR: Sylvania, Federal, Motorola, RCA
SKU: 6AK5

6AK6 RCA, CBS, ECG Power Amplifier Pentode Tube (NOS/NIB)
In Stock
MFR: CBS/Hytron, ECG, RCA
SKU: 6AK6
New old stock * No longer available for export

6AL11 GE Sharp Cutoff Beam Power Tube (NOS/NIB)

In Stock
Designed to be used in FM detector and audio frequency output amplifier frequency.
MFR: GE
SKU: 6AL11
New old stock * No longer available for export

6AL3 RCA, Amperex, Zenith, Westinghouse Half Wave High Vacuum Rectifier Tube (NOS/NIB)
In Stock
MFR: RCA, Amperex, Zenith, Westinghouse
SKU: 6AL3
New old stock * No longer available for export

6AM4 Miniature High-mu Triode (NOS/NIB)
In Stock
Tube is designed to be used as a grounded grid mixer or amplifier in TV receivers that operate at high frequency. Works with VHF-UHF frequencies
MFR:RCA Ge Raytheon Tung-Sol Sylvania, Motorola
SKU: 6AM4
New old stock no longer available for export

6AM8A Brimar, CEI, GE, RCA, Sylvania Double Sharp Cutoff RF Pentode (NOS/NIB)
In Stock
MFR:RCA, GE, Brimar, CEI, Sylvania
Brimar and CEI were produced in England
All other brands are US produced
SKU: 6AM8A
New old stock * No longer available for export

6AN4 RCA, GE, Sylvania, Raytheon High Mu UHF Triode Tube (NOS/NIB)
In Stock
MFR: RCA, GE, Sylvania, Raytheon
SKU: 6AN4
New old stock * No longer available for export

6AN5 Raytheon Beam Power Amplifier Tube (NOS/NIB)
In Stock
MFR Raytheon
SKU: 6AN5
New old stock * No longer available for export