Authorized Dealer LAST 2 Quads Matched Quad by Apex or Tube Amp Doctor. JJ Electronics superb 6550 rugged and durable. Superb 6550. Can be used in most KT88 applications. Especially great replacements for 6550s in older CJ amps, with high screen voltages. Superb Bass, Liquid mid range and sweet highs. Sextets available. Slovakia Made.
(4) Apex or TAD Matched JJ Electronic KT88 Power Tubes for Audio Research
Authorized Dealer LAST 2 Quads Matched Quad by Apex or Tube Amp Doctor. JJ Electronic KT88. A superb KT88, rugged and durable. Superb KT88. Can be used in 6550 applications. Especially great replacements for 6550s in older CJ amps, with high screen voltages. Superb Bass, Liquid mid range and sweet highs. Sextets available. Slovakia Made.
(4) Apex Matched JJ Electronic Quad 7591A 7591S Tubes – For Fisher Mac Sansui
Authorized Dealer This listing is for (4) brand new, Apex platinum matched JJ Electronic 7591S tubes as a closely matched Quad. Matched pairs also available. Finally a 7591 that closely matches the NOS tubes used in Fisher and McIntosh Equipment as well as others. If you have an MC225, Fisher 500C/800C or any vintage equipment using the 7591/7591A, you must try these. These are burned in for 48 Hours and matched by Apex . Buy only from an authorized dealer to avoid getting cheap copies. If the price looks to good to be true, it probably is. Look for the factory stickers on the boxes. Our company CTech Electronics stands behind all of our products and services. Should you ever have a problem with our products or services, we will work with you to resolve it as quickly as possible. Check our feedback and bid with confidence. We are a full service company offering parts, tubes and repairs for vintage equipment. Visit our Ebay Store:
Brand New JJ Electronic 5Y3 Rectifier Vacuum Tube 5Y3GT 5Y3S
100% Guaranteed TubesAll tubes are tested for Gm, shorts, leaks, gas, and noise on one of our vintage, calibrated, or state of the art digital tube testers. Buy from the experts and avoid hassle!Visit our store to view our inventory of thousands of tubes both NOS & New Production We are an authorized dealer for New Sensor products including Sovtek, Electro-Harmonix, Mullard, Tung-Sol, and Genalex. We sell A grade quality stock, not factory seconds like many other sellers. International Buyers Please Read our Disclaimer Below – Standard Shipping can take 3 MONTHS or more – Do NOT Trust eBay Shipping Estimates Brand New JJ Electronic 5Y3 Rectifier Vacuum Tube 5Y3GT 5Y3S JJ is an undisputed leader in modern vacuum tube manufacturing, and for good reason. Among rectifier tubes, their 5Y3 is an industry favorite, as it provides consistent performance along with great build quality at a reasonable price point. Precision Testing & Matching Test Data on the Box Power Tubes: Checked for shorts, gas and leaks. Tested for and/or matched by Plate Current (Ip) and General Mutual Transconductance (Gm) at real world voltages on a Maxi-Matcher tube tester; Preamp Tubes: Checked for shorts, gas and leaks. Tested for and/or matched by Gain and General Mutual Transconductance (Gm) at real world voltages on a Maxi-Matcher Preamp II tube tester; Rectifier Tubes: Checked for shorts, gas and leaks. Tested for and/or matched by Emissions on a calibrated Hickok TV-7 or Triplett 3444 tube tester. Shipping We have a retail location located in Easthampton MA. You are more than welcome to pickup your order in person. Our typical hours are Monday – Friday 9:00 AM to 5:00 PM but we do offer extended hours so call first! All new production tubes ship for free so we do not combine shipping on new production tubes. We still combine shipping with vintage tubes. All orders before 1:00 PM EST ship same-day. All orders shipped within 1 business day. Domestic & International buyers can choose USPS First Class Mail or USPS Priority Mail.USPS First Class Mail is our default shipping method. Other options available only by request. Typical transit times: Domestic USPS First Class Mail: 3-9 Days, includes trackingDomestic USPS Priority Mail: 1-3 Days, includes trackingInternational USPS First Class Mail: Typically 3-6 weeks but up to 3 months! – NO TRACKINGInternational USPS Priority Mail: 6-14 Days – Includes Tracking International Shipping Disclaimer International orders will be shipped by USPS First Class Mail International by default, which is the cheapest possible way and you do get what you pay for. This shipping service is very cost-effective and extremely safe, but you will not be able to track your package. It usually takes 3-6 weeks for a First Class Mail International package to arrive, but can take UP TO 3 MONTHS FOR DELIVERY DUE TO CUSTOMS, ESPECIALLY IN CERTAIN STRICT COUNTRIES LIKE RUSSIA, CHINA OR BRAZIL. We guarantee all of our shipments, but we do ask that our customers wait 90 days before we grant a full refund due to a lost package. We have shipped thousands of items internationally using First Class Mail and while we have had plenty take several months to arrive, we have had less than 10 actual lost packages. * Remember – You Have 6 Months of Coverage Through PayPal or your Credit Card company * DEPENDING ON YOUR COUNTRY’S POLICIES, YOU MAY BE RESPONSIBLE FOR IMPORT TAXES WHEN ORDERING OVERSEAS FROM US. WE ARE NOT RESPONSIBLE FOR ANY TAXES, DUTIES, OR CUSTOMS FEES.Guarantee & Returns All of our products are guaranteed unless otherwise stated. We do not accept returns on the subjective basis of sonic qualities. All items all guaranteed to be as described and free of any electrical or operational faults such as shorts, low test, microphonics, noise etc. Returns will be accepted for tubes that don’t test as described in most cases, but we reserve the right to refuse a return if the tube was not tested properly by the customer; We also reserve the right to refuse a return if it is clear the item was used improperly. For example-a tube installed in the wrong amplifier. We will not accept returns for any cosmetic issues such as crooked bottles, dirty glass, poor boxes etc, unless item condition differs from the description nor will we accept a return for buyers remorse. If you bought the wrong item, you may return it but we will charge a 15% restocking fee.Vintage & NOS tubes are guaranteed for 30 days from the date of purchase;New Production tubes are guaranteed for 90 days. About UsCome visit the only retail tube store in the USA! VIVA TUBES is your source for vintage vacuum tubes. Located in an appropriately rustic mill building in Easthampton MA. We share our building with a Recording Studio, Brewery, Practice Spaces and many other small businesses. . We carry everything from vintage audio tubes and new productions to HAM tubes. We also have a variety of vintage electronic parts as well as audio equipment and more! We have a vast inventory of thousands and thousands of tubes.What started as a hobby several years ago to fund my obsession with tube audio, VIVA TUBES has quickly grown into a full time business;We pride ourselves on our excellent customer service and great attention to testing and product detail. Shop with us and find out why the majority of our customers are repeat customers.WE ARE ALWAYS BUYING TUBES – LARGE OR SMALL LOTS – WE CAN ACCEPT SHIPMENTS OR MAKE AN APPOINTMENT TO VIEW LOCALLY – PLEASE CONTACT
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.
Vacuum Tube, E34L, JJ Electronics, Blue Glass, Apex Matched Quad, Power
This increase gives the tube more headroom and a tighter response on the low end. These tubes are matched using Apex Matching. Blue glass envelope. Grid to Plate Capacitance (c. Plate Capacitance (c. ).
KT77, JJ Electronic, Matched Vacuum Tube, Apex Performance Tested Single, Power
The JJ Electronic KT77 is a reproduction of the original tubes that captures the sound that made the KT77 famous. This tube has more headroom than a typical EL34. The low end is fat and defines with detailed and responsive mids and smooth highs.
Vacuum Tube, 5881, JJ Electronics, Power
Product Details Vacuum Tube, 5881, JJ Electronics, PowerT-5881-JJSold individually The JJ Electronic 5881 is very similar to the 6L6GC but with a plate dissipation of 23W rather than 30W. Another physical difference is the shorter bulb. These tubes have a soft and balanced response that sounds great in both guitar amps and hifi equipment. The JJ 5881 will work in any amp that uses 6L6 tubes. 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 Height82.0 mmFilament Current (If)0.9 AFilament Voltage (Uf)6.3 VGrid 1 Voltage (ug1)-14 V typicalGrid 2 voltage (Ug2)≤ 450 V, 250 V typicalGrid Circuit Resistance (Rg), Fixed Bias0.1 MΩGrid Circuit Resistance (Rg), Self Bias0.5 MΩItem Diameter38 mmItem Height96.5 mmPlate Current (Ia)63 mAPlate Dissipation (Wa)≤ 26 WPlate Resistance (Ra)2.5 kΩPlate Voltage (Ua)≤ 450 V, 250 V typicalPackaging Information:Packaging Dimensions1.6 in. x 1.6 in. x 4.5 in.Weight (Packaging)0.1301 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.
JJ Electronic ECC82 / ECC82S Vacuum Tube – Box Included
JJ Electronic ECC82 / ECC82S Vacuum Tube – Box Included
Vacuum Tube, EL34 II, JJ Electronics, Pentode, Power
Product Details Vacuum Tube, EL34 II, JJ Electronics, Pentode, PowerT-EL34II-JJSold individually The JJ Electronic EL34 II is a different construction of the classic EL34 tube that offers a different tonal palette than the original. This tube has a more compact plate structure than standard EL34’s. The JJ EL34 II has an increased low to low-mid end with plenty of headroom to spare. This tube has a thick and tight bass response. The mids are balanced and harmonically rich with pleasantly smooth highs. The JJ EL34 II is stronger than the original but not harsh sounding in any way. When overdriven, this tube has a warm and dynamic distortion that rivals many vintage tubes. Not what you’re looking for? Check out our other products in this category:Vacuum Tubes -> PowerVacuum Tubes -> PentodeClick here to visit our ebay store’s homepage.MeasurementsProduct Measurements:Body Height98 mmCathode Current (Ik)≤ 150 mAFilament Current (If)1.5 AFilament Voltage (Uf)6.3 VGain (μg2/g2)11Grid 2 Dissipation (wg2)8 WGrid Capacitance (cg1)15.5 pFGrid Current 2 (Ig2)14.9 mAGrid to Plate Capacitance (ca/g)1.3 pFGrid Voltage 1 (Ug1)-13.5 V typicalGrid Voltage 2 (Ug2)≤ 450 V, 265 V typicalGrid Voltage 3 (Ug3)0 V typicalHeater to cathode resistance (Rk/f)20 kΩHeater to Cathode Voltage (Uk/f)≤ 100 VInternal Resistance (Ri)15 kΩItem Diameter33.3 mmItem Height112 mmPlate Capacitance (ca)10 pFPlate Current (Ia)100 mAPlate Dissipation (Wa)≤ 25 WPlate Voltage (Ua)≤ 800 V, 250 V typicalTransconductance (S)11 mA/VPackaging Information:Packaging Dimensions1.59 in. x 1.59 in. x 4.61 in.Weight (Packaging)0.1257 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.
