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Catalog Datasheet	MFG & Type	PDF	Document Tags
TUBE 7199 Abstract: 7199 tube 6l6gc 7199 6CA7 7581a 6CA7 tube 12UA7A tube 809 TUBE 6CA7 Text: NATIONAL 7581A National Gold Audio Tube 4/91 7581A National Gold Voltages applied to the tube: Filament Voltage Plate Voltage Screen Grid Voltage Control Grid Voltage Cathode Resistor 6.3V 300V 200V -12.5V 300 ohms Limits: Max. Noise Level Max. Microphonics	Original	PDF

Catalog Datasheet

MFG & Type

PDF

Document Tags

TUBE 7199

Abstract: 7199 tube 6l6gc 7199 6CA7 7581a 6CA7 tube 12UA7A tube 809 TUBE 6CA7
Text: NATIONAL 7581A National Gold Audio Tube 4/91 7581A National Gold Voltages applied to the tube: Filament Voltage Plate Voltage Screen Grid Voltage Control Grid Voltage Cathode Resistor 6.3V 300V 200V -12.5V 300 ohms Limits: Max. Noise Level Max. Microphonics

Original

PDF