Vacuum Tube, 7591A, Tung-Sol Reissue, Matched Pair, Power
Specifications
| Return Shipping Will Be Paid By | Buyer |
| All Returns Accepted | Returns Accepted |
| Item Must Be Returned Within | 60 Days |
| Refund Will Be Given As | Money Back |
| Amplifier Type | Unknown |
| Item Height | 3.3125 in. |
| Body Height | 2.75 in. |
| Item Diameter | 1.28125 in. |
| Heater Voltage | 6.3 V |
| Heater Current | 0.8 A |
| Capacitance, Grid To Plate | 0.25 pF |
| Capacitance, Input | 10 pF |
| Capacitance, Output | 5.0 pF |
| Plate Voltage (U<sub>a</sub>) | ≤ 550 V, 300 V typical |
| Screen Voltage | ≤ 440 V, 300 V typical |
| Plate Dissipation (W<sub>a</sub>) | 19 W |
| Screen Dissipation | 3.3 W |
| Cathode Current (I<sub>k</sub>) | 85 mA |
| Grid Circuit Resistance (R<sub>g</sub>), Fixed Bias | 0.3 MΩ |
| Grid Circuit Resistance (R<sub>g</sub>), Cathode Bias | 1.0 MΩ |
| Heater Cathode Voltage, Negative | 200 V |
| Heater Cathode Voltage, Positive | 100 V |
| Grid 1 Voltage | -10 V |
| Plate Current, Zero Signal (I<sub>a</sub>) | 60 mA |
| Plate Current, Max Signal (I<sub>a</sub>) | 75 mA |
| Screen Current, Zero Signal | 8 mA |
| Screen Current, Max Signal | 15 mA |
| Transconductance (S) | 10,200 μmhos |
| Plate Resistance (R<sub>a</sub>) | 29 kΩ |
| Amplification Factor | 16.8 |
| Load Resistance | 3 kΩ |
| Harmonic Distortion | 13 % |
| Power Output | 11 W |
| Compatible Brand | Any |
| Compatible Model | Any |
| MPN | 7591A |
| Brand | Tung-Sol |
| Type | Vacuum Tube |
Product Details Vacuum Tube, 7591A, Tung-Sol Reissue, Matched Pair, Power, Package of 2.0000T-7591A-TUNG-MPPackage of 2.0000 Tung Sol 7591A beam-power tube. Made in Russia. Measurement from base to the top of the glass (pins not included in measurement): Slightly under 3" Not what you're looking for? Check out our other products in this category:Vacuum Tubes -> PowerClick here to visit our ebay store's homepage.MeasurementsProduct Measurements:Amplification Factor16.8Body Height2.75 in.Capacitance, grid to plate0.25 pFCapacitance, input10 pFCapacitance, output5.0 pFCathode Current (Ik)85 mAGrid 1 Voltage-10 VGrid Circuit Resistance (Rg), Cathode Bias1.0 MΩGrid Circuit Resistance (Rg), Fixed Bias0.3 MΩHarmonic Distortion13 %Heater Cathode Voltage, Negative200 VHeater Cathode Voltage, Positive100 VHeater Current0.8 AHeater Voltage6.3 VItem Diameter1.28125 in.Item Height3.3125 in.Load Resistance3 kΩPlate Current, max signal (Ia)75 mAPlate Current, zero signal (Ia)60 mAPlate Dissipation (Wa)19 WPlate Resistance (Ra)29 kΩPlate Voltage (Ua)≤ 550 V, 300 V typicalPower Output11 WScreen Current, max signal15 mAScreen Current, zero signal8 mAScreen Dissipation3.3 WScreen Voltage≤ 440 V, 300 V typicalTransconductance (S)10,200 μmhosPackaging Information:Packaging Dimensions4.9 in. x 3.5 in. x 1.8 in.Weight (Packaging)0.2028 lbs.About UsAbout 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.
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