Product Details Vacuum Tube, 12AX7S, JJ Electronics, Mid Gain, PreampT-12AX7S-MG-JJSold individually The JJ Electronic ECC83MG / 12AX7MG is a new take on the classic 12AX7 preamp tube. While it uses the same rugged build and thick glass as other JJ preamp tubes, this tube differs in construction from the typical 12AX7 in that it features a medium-long plate. The JJ 12AXMG has a dynamic and open sound with a rich forward sounding mid range. This tube offers low noise and low microphonics. Not what you’re looking for? Check out our other products in this category:Vacuum Tubes -> PreamplifierClick here to visit our ebay store’s homepage.MeasurementsProduct Measurements:Body Height49.2 mmCathode Current (Ik)≤ 8 mAFilament Current (If)300 / 150 mAFilament Voltage (Uf)6.3 / 12.6 VGain (μ)100Grid Circuit Resistance (Rg)2.2 MΩGrid Voltage (Ug)≥ -50 V, -2 V typicalHeater to cathode resistance (Rk/f)150 kΩHeater to cathode voltage (Uk/f)≤ 180 VInternal Resistance (Ri)62.5 kΩItem Diameter22 mmItem Height56.3 mmPlate Current (Ia)1.2 mAPlate Dissipation (Wa)≤ 1 WPlate Voltage (Ua)≤ 300 V, 250 V typicalTransconductance (S)1.6 mA/VPackaging Information:Packaging Dimensions1.000000000 in. x 1.000000000 in. x 2.500000000 in.Weight (Packaging).028700000000 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.
Vacuum Tube, ECC803 / 12AX7, JJ Electronics, Longer Plate, Standard Pins, Preamp
Product Details Vacuum Tube, ECC803 / 12AX7, JJ Electronics, Longer Plate, Standard Pins, PreampT-ECC803-S-JJSold individually The JJ Electronic ECC803 is a high performance, long plate version of the ECC83 / 12AX7. Like all JJ preamp tubes, these are built into a rugged package using the spiral filament and robust plate structure resulting in low microphonics and high reliability. The long plate version of this tube differs from the standard version with its stronger and fuller sound which offers a wider and more balanced frequency response. This tube ranges from deep rich lows to pristine highs covering a spectrum of harmonically dynamic mids along the way. This tube is an excellent choice for any guitar amp and perfect for studio and Hi-Fi equipment as well. This tube will work in any 12AX7 or ECC83 position. Not what you’re looking for? Check out our other products in this category:Vacuum Tubes -> PreamplifierClick here to visit our ebay store’s homepage.MeasurementsProduct Measurements:Body Height51.2 mmCathode Current (Ik)≤ 9 mAFilament Current (If)300 / 150 mAFilament Voltage (Uf)6.3 / 12.6 VGain (μ)100Grid capacitance (cg1)1.6 pFGrid Circuit Resistance (Rg)2,2 MΩGrid to Plate Capacitance (ca/g)1.7 pFHeater to cathode voltage (Uk/f)≤ 100 VInternal Resistance (Ri)62.5 kΩItem Diameter22.2 mmItem Height57.6 mmPlate Capacitance (ca)0.46 pFPlate Current (Ia)1.2 mAPlate Dissipation (Wa)≤ 1.2 WPlate Voltage (Ua)≤ 300 V, 250 V typicalTransconductance (S)1.6 mA/VPackaging Information:Packaging Dimensions1 in. x 1 in. x 2.5 in.Weight (Packaging)0.0309 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.
12AU7 / ECC82, JJ Electronics, Apex Matched & Performance Tested, Gold Pin
JJ Electronic 12AU7 / ECC82. This tube is Apex® Matched and Performance Tested. Precision Matching: For even greater accuracy, select for the Matched option, where both sides of dual triodes are transconductance matched.
Vacuum Tube, EL84, JJ Electronics, Apex Burned-In Matched Quad, Power
The JJ Electronic EL84 is a solidly built EL84 / 6BQ5 with excellent tonal qualities. When saturated the harmonics are rich and dynamic. The JJ EL84 nails the classic sound of this tube. This tube can replace any EL84 or 6BQ5 tube.
EL844, JJ Electronic, Matched Vacuum Tube, Apex Matched Pair, Power
The JJ Electronic EL844 is a variation on the classic tube which reduces the overall headroom by 25%. With the reduced power, hitting that rich distortion that the EL84 is notorious for is more manageable.
12AX7 / ECC83, JJ Electronics, Apex Performance Tested, Preamp
JJ Electronic 12AX7 / ECC83. The balanced tone of the JJ 12AX7 works well in any amp. The warm highs and transparent lows make it a great choice for any position in a tube amp. The JJ 12AX7 is the go-to tube of many amp builders and touring musicians.
Vacuum Tube, ECC823, JJ Electronics, Dual Triode, Preamp
Product Details Vacuum Tube, ECC823, JJ Electronics, Dual Triode, PreampT-ECC823-JJSold individually In the ECC823, Section 1 of the tube (pins 6, 7, and 8) is the low gain 12AU7/ECC82 spec (gain factor 17) and Section 2 (pins 1, 2, and 3) is the high gain 12AX7/ECC83 spec (gain factor 100). ECC823 (T-ECC823-JJ) Section 1 Section 2 Pins 6, 7, 8 1, 2, 3 Gain Factor of 17 Factor of 100 Spec 12AU7/ECC82 12AX7/ECC83 ECC832 (T-12DW7-JJ-X) Section 1 Section 2 Pins 6, 7, 8 1, 2, 3 Gain Factor of 100 Factor of 17 Spec 12AX7/ECC83 12AU7/ECC82 Not what you’re looking for? Check out our other products in this category:Vacuum Tubes -> PreamplifierVacuum Tubes -> TriodeClick here to visit our ebay store’s homepage.MeasurementsProduct Measurements:Body Height49.2 mmCathode Current, system I (Ik)≤ 8 mACathode Current, system II (Ik)≤ 20 mAFilament Current (If)300 / 150 mAFilament Voltage (Uf)6.3 / 12.6 VGain, System I (μ)100Gain, System Ii (μ)17Grid Resistance, system I (Rg)2.2 MΩGrid Resistance, system II (Rg)1 MΩGrid Voltage, system I (Ug)≥ -50 V, -2 V typicalGrid Voltage, system II (Ug)≥ -50 V, -8.5 V typicalHeater to cathode resistance, system I (Rk/f)150 kΩHeater to cathode resistance, system II (Rk/f)150 kΩHeater to cathode voltage, system I (Uk/f)≤ 180 VHeater to cathode voltage, system II (Uk/f)≤ 180 VInternal Resistance, system I (Ri)62.5 kΩInternal Resistance, system II (Ri)7.7 kΩItem Diameter22 mmItem Height56.3 mmPlate Current, system I (Ia)1.2 mAPlate Current, system II (Ia)10.5 mAPlate Dissipation, system I (Wa)≤ 1 WPlate Dissipation, system II (Wa)≤ 2.75 WPlate Voltage (Ua)≤ 300 V, 250 V typicalTransconductance, system I (S)1.6 mA/VTransconductance, system II (S)2.2 mA/VPackaging Information:Packaging Dimensions0.875 in. x 0.875 in. x 1.25 in.Weight (Packaging)0.0287 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.
12AY7, JJ Electronics, Apex Performance Tested, Preamp
JJ Electronic 12AY7. This tube is Apex® Performance Tested. Internal Resistance (Ri) 22.8 kΩ. Transconductance (S) 1.75 mA/V. Plate Dissipation (Wa) ≤ 1.5 W. Plate Current (Ia) 3.0 mA. Gain (μ) 40.
Vacuum Tube, 12AU7 / ECC82, JJ Electronics, Standard Pins, Preamp
Product Details Vacuum Tube, 12AU7 / ECC82, JJ Electronics, Standard Pins, PreampT-12AU7-JJSold individually The JJ Electronic 12AU7 / ECC82 is a medium gain dual triode built with the quality and reliability that we’ve come to expect from a JJ tube. This 12AU7 offers smooth tones and clear definition which is why it’s no surprise that this tube is often found in hifi equipment as well as guitar amplifiers. Not what you’re looking for? Check out our other products in this category:Vacuum Tubes -> PreamplifierClick here to visit our ebay store’s homepage.MeasurementsProduct Measurements:Body Height49.2 mmCathode Current (Ik)≤ 20 mAFilament Current (If)300 / 150 mAFilament Voltage (Uf)6.3 / 12.6 VGain (μ)17Grid Voltage (Ug)≥ -50 V, -8.5 V typicalHeater to cathode resistance (Rk/f)150 kΩHeater to cathode voltage (Uk/f)≤ 180 VInternal Resistance (Ri)7.7 kΩItem Diameter22.2 mmItem Height56.3 mmPlate Current (Ia)10.5 mAPlate Dissipation (Wa)≤ 2.75 WPlate Voltage (Ua)≤ 300 V, 250 V typicalTransconductance (S)2.2 mA/VPackaging Information:Packaging Dimensions1 in. x 1 in. x 2.5 in.Weight (Packaging)0.0287 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.
Vacuum Tube, EL84, JJ Electronics, Power
Product Details Vacuum Tube, EL84, JJ Electronics, PowerT-EL84-JJSold individually The JJ Electronic EL84 is a solidly built EL84 / 6BQ5 with excellent tonal qualities. JJ’s rugged construction of this tube offers high reliability without any compromise to the sound. This tube has solid lows with warm bright mids and shimmery highs. When saturated the harmonics are rich and dynamic. The JJ EL84 nails the classic sound of this tube. This tube can replace any EL84 or 6BQ5 tube. 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:Body Height71.4 mmCathode Current (Ik)≤ 65 mAFilament Current (If)0.76 AFilament Voltage (Uf)6.3 VGain (μ)19Grid 1 to filament capacitance (cg1f)0.15 pFGrid Circuit Resistance 1 (Rg1), Automatic Bias1 MΩGrid Circuit Resistance 1 (Rg1), Fixed Bias0.3 MΩGrid to Cathode Capacitance (cg/k)10 pFGrid to Plate Capacitance (ca/g)0.6 pFGrid Voltage 1 (Ug1)≥ -100 V, -7.3 V typicalGrid Voltage 2 (Ug2)≤ 300 V, 250 V typicalHeater to cathode voltage (Uk/f)≤ 100 VInternal Resistance (Ri)40 kΩItem Diameter22 mmItem Height77.8 mmPlate Capacitance (ca)5.1 pFPlate Current (Ia)48 mAPlate Dissipation (Wa)≤ 12 WPlate Voltage (Ua)≤ 300 V, 250 V typicalTransconductance (S)11.3 mA/VPackaging Information:Packaging Dimensions1 in. x 1 in. x 3.6 in.Weight (Packaging)0.0397 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.