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Vacuum Tube, 7591, JJ Electronics, Apex Matched Quad, Power

Vacuum Tube, 7591, JJ Electronics, Apex Matched Quad, Power

$ 55.87

  • Amplifier Type: Unknown
  • Body Height: 93 mm
  • Brand: Apex Matched
  • Cathode Current (I<sub>k</sub>): ≤ 85 mA
  • Compatible Brand: Any
  • Compatible Model: Any
  • Features: None
  • Filament Current (I<sub>f</sub>): 0.8 A
  • Filament Voltage (U<sub>f</sub>): 6.3 V
  • Gain (μ): 16.8
  • Grid 2 dissipation (W<sub>g2</sub>): 3.3 W
  • Grid Circuit Resistance (R<sub>g</sub>), Cathode Bias: 1 MΩ
  • Grid Circuit Resistance (R<sub>g</sub>), Fixed Bias: 0.3 MΩ
  • Grid Current 2 (I<sub>g2</sub>): 8 mA
  • Grid Voltage 1 (U<sub>g1</sub>): -10 V typical
  • Grid Voltage 2 (U<sub>g2</sub>): ≤ 440 V, 300 V typical
  • Grid capacitance (c<sub>g1</sub>): 10 pF
  • Grid to Plate Capacitance (c<sub>a/g</sub>): 0.25 pF
  • Item Diameter: 33.3 mm
  • Item Height: 79 mm
  • MPN: T-7591-S-JJ-MQ
  • Plate Capacitance (c<sub>a</sub>): 5 pF
  • Plate Current (I<sub>a</sub>): 60 mA
  • Plate Dissipation (W<sub>a</sub>): ≤ 19 W
  • Plate Voltage (U<sub>a</sub>): ≤ 550 V, 300 V typical
  • Transconductance (S): 10 mA/V
  • Type: Vacuum Tube
  • UPC: 609722122931
  • gtin13: 609722122931

Description

Product Details Vacuum Tube, 7591, JJ Electronics, Apex Matched Quad, Power, Package of 4.0000 T-7591-S-JJ-MQ Package of 4.0000 The JJ Electronic 7591 is a reliable and accurate reproduction of the classic tube. This 19 Watt pentode has been used in a variety of amplifiers including Hi-Fi amps and Ampegs. The JJ 7591 is a great replacement for any 7591 tube position. These tubes are matched using Apex Matching. Not what you're looking for? Check out our other products in this category: Vacuum Tubes -> Power Click here to visit our ebay store's homepage. Measurements Product Measurements: Body Height 93 mm Cathode Current (I k ) ≤ 85 mA Filament Current (I f ) 0.8 A Filament Voltage (U f ) 6.3 V Gain (μ) 16.8 Grid 2 dissipation (W g2 ) 3.3 W Grid capacitance (c g1 ) 10 pF Grid Circuit Resistance (R g ), Cathode Bias 1 MΩ Grid Circuit Resistance (R g ), Fixed Bias 0.3 MΩ Grid Current 2 (I g2 ) 8 mA Grid to Plate Capacitance (c a/g ) 0.25 pF Grid Voltage 1 (U g1 ) -10 V typical Grid Voltage 2 (U g2 ) ≤ 440 V, 300 V typical Item Diameter 33.3 mm Item Height 79 mm Plate Capacitance (c a ) 5 pF Plate Current (I a ) 60 mA Plate Dissipation (W a ) ≤ 19 W Plate Voltage (U a ) ≤ 550 V, 300 V typical Transconductance (S) 10 mA/V Packaging Information: Packaging Dimensions 4.8 in. x 3.3 in. x 3.3 in. Weight (Packaging) 0.4408 lbs. About Us About Amplified Parts: Backed by over 30 years of experience serving the electronic hobbyist market, Amplified Parts® provides the parts you need to modify, repair, or build your own audio and musical instrument equipment, from transistor radios to vacuum tube amplifiers, guitar pedals, and modular synthesizers. Our mission is to provide our customers with high quality products from an inventory of over 12,000 unique items, and to share our expertise via our large library of tech articles and equipment build guides. Whether you are building cutting-edge equipment or restoring classic gear with historical accuracy, Amplified Parts® has what you need. We typically ship the same day if your order is placed before 12:00pm Arizona Time Monday through Friday excluding holidays. All packages are insured and we assume responsibility for the shipment until the carrier shows delivery. Click here to visit our ebay storefront.