Receiving Tubes

Winged =C= Version (Early Version)
New Old Stock * No longer available for export
MFR: Svetlana, Russia
SKU: EL34-MP-SVET
NOTE: Do not confuse the Winged =С= tubes made in St. Petersburg with Svetlana tubes made by New Sensor Saratov factory (With "S" logo). 

The EL34 is a thermionic valve or vacuum tube of the power pentode type. It has an international octal base (indicated by the '3' in the part number) and is found mainly in the final output stages of audio amplification circuits and was designed to be suitable as a series regulator by virtue of its high permissible voltage between heater and cathode and other parameters.

New Old Stock * No longer available for export
MFR: General Electric
SKU: EL34/6CA7FB-GE 

Designed for service in the output stage of audio amplifiers where high output and low harmonic distortion are desired.
MFR: National Union
SKU: 45
New old stock * No longer available for export.

Designed for service in the output stage of audio amplifiers where high output and low harmonic distortion are desired.
New old stock * No longer available for export.
MFR: RCA
SKU: 45-RCA

5842WAMQ Tube, High Mu Triode, MFR: Raytheon, Matched Set of Four Tube (417A)

NSN: 5960-00-879-4644, DLA 900-82-C-1558, MADE IN USA

Used in D&A amplifiers. Designed primarily as a horizontal deflection amplifier for TV receivers.
New old stock * No longer available for export.
MFR: General Electric Company
SKU: 31LQ6-GE-MQ

New old Stock *No Longer Available for Export
MFR: Zenith * Made in the USA

SKU: 40KG6A-ZEN

New old Stock *No Longer Available for Export
MFR: Zenith * Made in Great Britain

SKU: 40KG6A-ZEN-GB

New old Stock *No Longer Available for Export
MFR: Westinghouse * Made in Yugoslavia

SKU: 40KG6A-WEST