Reviews Vacuum Tube Amplifiers

Laboy Glass Vacuum Cold Trap 2-Part with 10 mm Serrated Hose 200mm Length Below The 24/40 Joint for Schlenk Line Organic Chemistry Lab Glassware

  • DESIGN----This is a two-piece design vacuum cold trap,the connections on the uppper parts are with serrated hose connection,The center tube with 10mm hose connections for easy connection to a vacuum gas manifold bank tubes which are also with 10mm hose connections.The serration hose connection on the side tube have an O.D.of 13mm at the smallest serration and 16mm at the largest serration. The lower part is a thick wall round bottom tube with standard taper outer joint..
  • USE----It is used to place between the experimental apparatus and the vacuum source to protect the vacuum pump,pump oil,pump pipe from contamination and the potentially damaging effects of the material,protect people who must work on the vacuum lines,prevent vapors from being emitted back into the reaction system.In a schlenk line,the vacuum trap is usually connected to the vacuum bank of the vacuum gas manifold.
  • DIMENSIONS-----This vacuum trap has 24/40 joints to assemble the two parts together, The O.D of the outer body is 30mm,the outer body below the joint is 200mm,the O.D.of the inner and side tube is 10mm..
  • HEAVY WALL ---This lab glassware is heavy-wall designed , made by hand-blowing according to ASTM E438 ,made of high-quality borosilicate glass and annealed at 800 degree Celsiu....
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NAD Electronics C165BEE Stereo Preamplifier with Phono Section

  • As a VU meter, with dual 60*35mm large meter, can dynamically decorate audio environment and provide incomparably visual effects when switching audio signals..
  • As an audio switcher, easily to switch between two amplifiers and 2 pair of speakers, no need to plug in and out cables repeatedly to avoid wearing the contact point of the sockets..
  • Powerful design and strong compatibility: all channels adopt fully isolation design, each channel's GND is independent without mutual interference. Supports all kinds of amplifier such as BTL / class A / class B / class D digital amplifier / tube amplifier etc..
  • Easy Use & Perfect Details: Powered by micro-USB 5V, with built-in protection load for speakers. With remote control, can quickly set the working status from distance. All settings can be saved after shutdown, more convenient to use..
  • Proper size with exquisite appearance: cool black case, warm VU meter and clear indicators looks vintage and dynamic, can perfectly match with a variety of usage scenarios, very suitable for audiophiles who have more than one amplifiers or speakers..
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Riverstone Audio - 6P1P-EB Tested AND Matched Pair (2 tubes) - Vintage Vacuum Tubes - Amplitrex Tested - Replacement for 9-PIN 6P1 / 6P1P Tubes - Platinum Grade Pair - (2 tubes) 6P1P-EB

  • MATCHED PAIR 6P1P-EB NOS Vacuum Tubes – UPGRADE FOR CHINESE 6P1 VACUUM TUBES. The 6P1P-EB vacuum tube is a vintage miniature 9-pin beam-tetrode. The “-EB” designation at the end of the 6P1P tube code designates a long-life (E) and high-reliability (B) version of the 6P1P tube. IMPORTANT: These tubes ARE NOT a replacment for 6N6, 6N6P or 6N1P tubes..
  • PLEASE NOTE: 6P1P-EB (cryillic 6П1П-EB) tubes are “beam tetrodes” and CAN NOT be used as a replacement for dual triode tubes such as 6N1P (6H1П) , 6N1P-EB (6H1П-EV) 6N6 or 6N6P (6H6П) tubes. *****AMPLIFIER DAMAGE CAN OCCUR IF YOU SUBSTITUTE THE WRONG TYPE OF TUBE. 6P1P-EB tubes can only be used as a direct replacement for 9-PIN Chinese 6P1 tubes. Carefully determine the type of tube used in your amplifier before ordering..
  • TESTED AND MATCHED by experienced engineers using Amplitrex tube testers to evaluate the electrical parameters of the tubes. Tubes are evaluated for plate current (ip), mutual conductance, tube gain, leakage and noise. After matching, the tubes are evaluated for sound quality in an amplifier. If any deficiencies are found the tubes are not sold. Less than 50% of the 6P1P-EB-tubes we test and audition pass our standard for high fidelity audio use and are used in our Platinum....
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BLACK+DECKER BV6000 High Performance Blower/Vac/Mulcher (Renewed)

  • The 12 amp motor operates a 3-in-1 blower, vacuum and mulcher all in one.
  • 250 mph blower with 2 speed selections. Disposable leaf bag system.
  • Weight- 8.1 pounds. Blower ideal for clearing driveways, sidewalks, decks, and garages of debris and fall leaves from yard. Heavy-duty vacuum is ideal for vacuuming leaves, grass clippings, twigs, pine needles, and other lawn debris.
  • Can grind up to 16 bags of mulch down to one.
  • Easy-change between vacuum and blower. Includes Blow Tube, Vacuum Tube, EZ-Empty reusable collection bag and Concentrator.
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Eagles 1-1/4 Extension Wands Vacuum Cleaner Accessories,32mm Vacuum Hose Chrome Wand Pipe Extent to 39 inch Hose - Extended Version

  • ✌✌1. Package include 1pcs Vacuum Extension Wands, telescopic tube with a diameter of 1.25in,Small diameter 1.25in,length can be adjusted by the....
  • ✌✌2. Vacuum cleaner extension tube made of Stainless Steel,compared with plastic tube, his compatibility is more stable and not easy to break..
  • ✌✌3. The main connection and extension functions,big head is connected to a hose or a hand holding tube,small end is connected to the suction....
  • ✌✌4. Fits all vacuum cleaners accepting 1-1/4 inch inner diameter attachment, compatible well with Philips,Eureka, Electrolux, Shop-Vac and other....
  • ✌✌5. 90-days money-back guarantee.For any reason you are not satisfied with your purchase, please contact us. Please note that it is more....
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BLACK+DECKER 3-in-1 Electric Leaf Blower, Leaf Vacuum, Mulcher, 12-Amp (BV3100)

  • Leaf blower, vacuum, and mulcher in 1 to simplify yard clean up.
  • Up to 210 mph blow speed for fast, easy, & cleanup. Mulch ratio 10:1.
  • 2 speeds to choose the right power for each yard task.
  • Heavy duty vacuuming and mulching to reduce 10 bags of leaves to 1 bag.
  • Included Components: BV3100 Blower Vacuum, (1) Blow Tube, (1) Vacuum Tube, (1) Collection bag.
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FX-Audio DAC-X6 Mini HiFi 2.0 Digital Audio Decoder DAC Input USB/Coaxial/Optical Output RCA/Headphone Amp 24Bit/96KHz DC12V (Black)

  • Unique Design: Compact and adaptable, connect to active speakers via RCA to improve sound quality, or for use as a powerful headphone amp.NOTICE:DAC-X6 volume adjustment only works on headphones. Headphone and RCA output will emit sound at the same time when the DAC-X6 is working. You can turn off your active speakers or amplifiers according to your needs.
  • A variety of input and output modes: The amps can be PC-USB, optical fiber, coaxial three inputs, can be connected to TV set-top box, DVD, DCD.
  • output mode has RAC, 6.35mm headphone port 2, can be connected to power amplifier, tube vacuum amp, active speaker.
  • Chipset: The mini amps chip uses TPA6120A2+LM4562NA+SA9123+CS4398+CS8416 to provide strong guarantee for tone input and output..
  • Efficient protection and long life: The audio decoder uses LM4562NA special op amps specially designed for audio. The op amp can be freely replaced and upgraded. At the same time, a relay protectors may protect the headphones and speakers..
  • Perfect for music : When you use it for music, it can bring you fantastic music enjoyment.DAC-X6 also is really good for FPS gaming.Can use it with dolby atmos and the directional sounds perfectly.
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iwoly V600 Stick Vacuum Cleaner Corded 23 ft with 17KPa Powerful Suction, Adjustable Lightweight Bagless Vacuum with HEPA Filter for Hard Floor, Orange

  • [ Powerful Suction ] This corded vacuum cleaner with 500W high-powered motor provides 17000Pa strong suction. You can use this hardwood floor vacuum to pick up all kinds of crumbs and dust on marble, tile, and hardwood floor. (NOTE: Due to powerful suction, it is easy to fit tightly with sealed carpets. We don't suggest you use it on carpets )..
  • [ Cyclonic Filtration System ] This corded stick vacuum cleaner comes with an easy-to-clean dustbin and advanced cyclone HEPA filtration system, which can help to effectively spins fine dust away from motor and keeps the powerful suction..
  • [ Easy to Reach and Clean Every Corner ] This vaccine cleaner has three vacuum attachments and telescopic tube. When you are pushing the button on tube, you can adjust the length of tube from 17 to 28 inches. It is easy to clean under furniture or even reach ceiling fans and vents. In addition, clean in one pass with a 23 ft long power cord..
  • [ Lightweigt Vacuum Cleaner ] The main body of this small vacuum cleaner is only 3.3 lbs. Carry it upstairs or between rooms with ease. Can be operated smoothly with only one hand and is easy to clean from the floor to high places..
  • [ Wall-mounted Storage ] The corded stick vacuum and nozzles can be hung on the wall after cleaning is over.....
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Riverstone Audio 6N3P-E Matched Pair 2 tubes - Vintage NOS Vacuum Tubes Replacement for 6N3 / 6N3P / 5670 / 5670W / 396A / 2C51 - Amplitrex Tested/Matched - Platinum Grade Pair 6N3P-E

  • MATCHED PAIR 6P1P-EB NOS Vacuum Tubes - UPGRADE FOR CHINESE 6P1 VACUUM TUBES. The 6P1P-EB vacuum tube is a vintage miniature 9-pin beam-tetrode. The....
  • PLEASE NOTE: 6P1P-EB (cryillic 6П1П-EB) tubes are "beam tetrodes" and CAN NOT be used as a replacement for dual triode tubes such as 6N1P (6H1П) ,....
  • TESTED AND MATCHED by experienced engineers using Amplitrex tube testers to evaluate the electrical parameters of the tubes. Tubes are evaluated for....
  • TEST RESULTS CLEARLY MARKED on the tube boxes with data for both ip and Gm attached to the individual tube boxes. The tubes chosen for these matched....
  • BUY WITH CONFIDENCE - Our Platinum Grade 6P1P-EB vacuum tubes are backed by Riverstone Audio’s no-nonsense 3-year warranty - THE BEST WARRANTY....
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