BIRD Digital RF

Cat No. 21F420
Capacitance: 24 MU F
Voltage: 440 AC
Cycles: 60
Dimensions 3.75in x 3.562in x 4.75.in

Used * No longer available for export
MFR: General Electric
SKU: 21F420-440-28-GE

Photo does not depict the product you will receive, as condition may vary slightly.
Please see our warranty policy on our home page.

• Early version Off-White Ceramic
• Newer Version White Ceramic.

Used * No longer available for export
MFR: General Electric Company
SKU: 7874434-P

• Cat No. 23F117
• Navy Type: CG-481228
• Capacitance: 1 mfd
• Voltage: 2Kvdc
• Dimensions 4-5/8" x 2-1/2" x 1-1/4"

New Old Stock
MFR: General Electric
SKU: 23F117

Designed to function as a power amplifier tube in TV receivers. This tube is the same as a 6JS6 except for the heater characteristics and ratings.
New old stock * No longer available for export.
MFR: Zenith
SKU: 21JS6A-ZEN

Designed for use as a voltage amplifier in resistance coupled cascade or phase inverter service.
MFR: RCA, GE, Sylvania, Crosley
SKU: 7F7
New old stock * No longer available for export.

Designed for use either as a phase inverter or as a voltage amplifier.
MFR: GE, RCA, Raytheon, Philco, Sylvania
SKU: 7N7
New old stock * No longer available for export.

Designed with two sections. Section one is used as a vertical deflection oscillator. Section two is used as a vertical deflection amplifier
MFR: GE, RCA, Sylvania, Westinghouse
SKU: 13DR7
New old stock * No longer available for export.

Designed to function primarily as a horizontal beam deflection amplifier.
New old stock * No longer available for export.
MFR:GE, Zenith
SKU: 17DQ6

The 17JB6A Vacuum Tube is a novar type used as a horizontal-deflection amplifier

MFR:General Electric * Made in USA
New old stock * No longer available for export

SKU:17JB6A-GE