Special Purpose

Designed for use in conjunction with transformer coupled circuits.
MFR: GE
SKU: 7E6
New old stock * No longer available for export.

Special version of the 12AY7. Double mica, halo getter, and black anode plates. Tested on TV 7
New old stock * No longer available for export.
MFR: General Electric Company
SKU: 6072A-GE

Special version of the 12AY7. Made with three pieces of mica, halo getter, and black anode plates. Tested on TV 7
New old stock * No longer available for export.
MFR: GE
SKU: 6072A-GE-JAN

Designed for stable operation as a plate-pulsed oscillator at frequencies up to 1300 megacycles.
New old stock * No longer available for export.
MFR: GE
SKU: 2C42

For grounded grid Class A UHF amplifiers.
New old stock * No longer available for export.
MFR: GE
SKU: 6299

Intended for operation as a pulse rated grounded grid oscillator at frequencies as high as 5000 megacycles.
New old stock * No longer available for export.
MFR: GE
SKU:6442

Designed to function as a detector in a large variety of circuits
New old stock * No longer available for export
MFR: GE Tung Sol
SKU: 6663

Designed for cathode drive applications at frequencies up to 2500Mc
New old stock, New in box * No longer available for export
MFR: GE
SKU: 6897-GE

Designed for cathode drive applications at frequencies up to 2500Mc
Used Excellent Condition * No longer available for export
MFR: GE
SKU: 6897-Pull