BIRD Digital RF

Rectifier tube for amplifiers.
New Old stock * No longer available for export
NOTE: PICTURE FOR REFERENCE ONLY.
MFR:GE, USA
SKU: 5U4GB-GE-BT

Used in audio amplifiers

New Old Stock * No longer available for export
MFR: General Electric Company
SKU: 6BQ5-GE

New old stock * No longer available for export.

MFR: General Electric
SKU: 7861

NOTE: Picture for reference only.

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 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: Tung Sol, RCA, GE, Sylvania
SKU: 5725W

Designed to function as a HF or IF amplifier tube.
New Old Stock * No longer available for export
MFR: General Electric, RCA
SKU: 6136

Tube is commonly used as a fm detector in TV receivers and as an audio output beam tetrode.
MFR: GE
New old stock * No longer available for export

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

General purpose amplifier at low and high frequencies
New old stock * New In Box * No longer available for export.
MFR: General Electric Company
SKU: 6265