Receiving Tubes

Designed for service as a diode detector, AVC rectifier, and as a high gain resistance coupled amplifier in AC and DC operated receivers.
MFR: Sylvania
SKU: 6Q7
New old stock * No longer available for export.

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

Designed primarily for service where low heat current has been applied.
MFR: Raytheon
SKU: 6Z7G
New old stock * No longer available for export.

Designed for use as a class B power amplifier in the output stage of ACor DC operated equipment. It may also be used in a biased detector, oscillator phase inverter or class A amplifier.
New old stock * No longer available for export.
MFR: General Electric
SKU: 6N7-JAN-GE

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

MFR: Zenith, GE
SKU: 6U10
New old stock * No longer available for export.

6202/6X4WA Tube  Full Wave High Vacuum Rectifier (NOS)

New Old Stock * New In Box
MFR: GE, CBS
SKU: 6202/6X4WA

Designed for use as a biased detector or high-gain amplifier.

New old stock * No longer available for export
MFR: General Electric
SKU: 6SJ7

NOTE: Picture for reference only. 

Designed for use as a class B power amplifier in the output stage of ACor DC operated equipment. It may also be used in a biased detector, oscillator phase inverter or class A amplifier.
New old stock * No longer available for export.
MFR: RCA Victor
SKU: 6N7-RCA-VIC