Preamplifier Preamp Tube Board DIY Kit 6J1 Preamp Tube Board Preamplifier Headphone Amplifier
- 【6J1 ELECTRON TUBE】Preamplifier adopt 6J1 electron tube, classic collocation. This is a preamplifier + headphone amplifier that can be used with a post-amplifier or an active speaker, or it can be used with headphones..
- 【POWER SUPPLY】Preamplifier adopts 12V DC power supply, internal stable boost to 100V to ensure the performance of the tube. The headset can be pushed to 300 ohms, the general recommendation is 16-150 ohms..
- 【WARM AND MELLOW MUSIC SOUND】A cost-effective preamplifier with warm, mellow, sweet and transparent sound. The sound of this board is warm, mellow, sweet and transparent, and full of music..
- 【ENJOY DIY】Preamplifier is a cost-effective preamplifier. Replaceable op amp and upgrade the tube, just plug it in the direction of the foot. This preamplifier allows you and your family to enjoy the joy of DIY..
- 【STABLE PERFORMANCE】Preamplifier preamp tube board is carefully debugged circuit with stable performance, quiet and no noise. Output port: 3.5MM headphone output, preamp output..
Check StockTRAVELWELL 40ml Clear Plastic Empty Bottles with Flip Cap BPA-free Set of 50 With Injector Syringes.
- The package includes: 50 empty tubes, each tube capacity is 40 ml.Two syringes..
- Transparent scrub process, each tube is equipped with a flip-cap..
- Used to store toiletries in the travel or gym. Save space, easy to carry..
- Texture rich, transparent matte tube can show the color of the liquid. Flip cap makes it easy to open and close..
Check StockKS K-STORM Transparent Acoustic Tube Earpiece Headset Compatible with Midland GXT1000 GXT1050 LXT500 LXT600VP3 Radio
- The earpiece is made of durable PU material.
- Transparent acoustic tube transmit sound in high quality and effectively protect the eardrum from sound wave impact.
- Removable transparent vacuum pipe makes the microphone covert and comfortable to wear.
- Use transparent tube design, has excellent concealment which makes communication more private.
- Compatible with all 2 pin Midland style plug.To see more compatible information,please seach in the description page.
Check StockPlastic Graduated Cylinder,Physics Experiment Measuring Test Tube Set with Overflow Cup,Weight and 2 Hook,Suitable for Physics Teaching(Buoyancy Principle Experimental Equipment)
- Packaging: The measuring tube package contains a transparent overflow cup, a large measuring tube, a small measuring tube with a lid, a weight, and 2 hooks..
- Size: Transparent overflow cup size: approx. 6.3 x 14.5 cm/2.5 x 5.7 inches, large measuring tube size: approx. 3.7 x 10.8 cm / 1.5 x 4.3 inches, small measuring tube with cap size: approx. 3.3 x 8.1 cm / 1.3 x 3.2 inches..
- Simple assembly: These tools are easy to assemble and can help you to carry out physical experiments without complicated steps, effectively improving the experimental operation ability, and the experimental results are novel and interesting..
- DIY: Complete measuring tools, you can operate it yourself, suitable for DIY enthusiasts, can stimulate children's interest, practical ability, exploration mind, imagination, analysis ability, etc..
- Use: The measuring tube is mainly used in middle school physics teaching, to explore the relationship between buoyancy and water of an object, to cultivate learning ability, and to lay the foundation for children to learn mathematics, physics and chemistry in the futur....
Check StockShrimp Fish Feeding Dish, Aquarium -Sky Restaurant- Betta Feeding - Prevent Food Spilling, Fish Feeder, Also Easy to Clean Up The Food Left Over, African Feeding, Dwarf Frogs Feeding
- 【TRANSPARENT DESIGN AND CLEAR ENOUGH】: The aquarium feeding tube is made of high-quality acrylic. Perfect transparent design, clear enough to perfectly blend in your aquarium or fish tank..
- 【PRACTICAL SHRIMP FEEDING TUBE WITH FEEDING TRAY 】: Shrimp feeding tube in combination with a shrimp feeding dish, avoid the floating of fish and shrimp food, keep Shrimp Tank Clean and reduce waste..
- 【EASY TO ASSEMBLE AND WITHOUT A SUCTION CUP 】: Easy to mount the shrimp feeding tube on the fish tank. Just fix the feeding tube on the wall of the fish tank..
- 【FOR SHRIMP】: The shrimp feeding tube with feeding dish, suitable for cherry shrimp, crystal red shrimp, dwarf shrimp, catfishes, rat fish, tropical fish, crabs, clams, seahorses, crayfish, bettas..
- 【100% MONEY-BACK GUARANTEE】 : Please make sure that the wall thickness of the fish tank is less than 0.43 inch and he height of the fish tank is greater than 9 inches in before buying (This shrimp feeding dish cannot be used in fish tanks with lids). If you're not fully pleased with our Shrimp Feeding Tube, simply return them ....
Check StockPeristaltic Pump Three Rollers Large Flow Dosing Pump Lab Aquarium Peristaltic Water Pump Step Motor Drip Metering Pump
- 【Pipe Guide Groove】Our transparent PC head liquid pump has adopt 42 stepper motor is about 30W power, energy saving and environmental protection,and adopt the pump pipe guide groove to prevent the damage caused by the deviation of the pump pipe.
- 【Stable Delivery】The pump head of three rollers proportional pump has ball bearings wheel frame,quiet and long service life,with transparent PC removable pump head,while keeping the conveying stable, which is convenient to replace the hose.
- 【Removable Pump Head】 The pump cover is fixed by hand twisting screws, easy to disassemble and install, and quickly replace the pump tube,1.5 ml pump head flow per turn.
- 【Size】Item Type: Step Motor Peristaltic Pump--Model: G928SM (stepping motor flat type)--Flow Range: 0-400ml / Min (pump Tube:--Inner diameter 6.4mm outer diameter 9.6mm)--Standard Pump Tube: Food Grade Platinum Vulcanized Silicone Tube Pump --Tube Size: Approx. 6.4 x 9.6mm / 0.3 x 0.4in.
- 【Application】These small metering pumps have self-priming function and can be widely used in experiments, biochemical analysis, pharmaceuticals, fine chemicals, and biotechnology fields.
Check StockHNYYZL Bestsupplier 30 Pack Science Party Test Tubes 40 ml 25x140mm,Clear Plastic Test Tubes Gumball Candy Tubes, Bath Salt Vials Christmas Birthday Gifts
- Product size: Clear plastic test tube is 5.5” in length, 1” in diameter, the cube capacity is 400ml. Perfect plastic tube for you storing gumball, candy, jelly, chocolate bean, cookie nuts packaging..
- Tube material: Transparent tube made from FDA food grade safe plastic, non-toxic, eco-friendly. The test tube appearance close to glass, delicate, clean, durable and hard to break. Outstanding appearance and premium quality, good choice for you..
- Leakproof and keep sanitary: Clear plastic cube come with a aluminum screw cap, have good seal, rustproof and waterproof, perfectly avoid inside stuffs leak out and create mess, or dust fall into. Convenient to use and easy to carry..
- Multi-function: Transparent plastic tube perfect for storing powders, spices, beads, granules and liquids. Can be used as a decorative accessories for party, festival or some special day. Also good for science experiment or propagate hydroponic plants, etc..
Check StockHYS Cell Phone Earpiece with Mic Hands Free Air Tube Headset for iPhone ipad Samsung LG HTC and Most Smartphones with 3.5mm Headset Jack
- Low-profile, flexible, transparent acoustic tube transmit sound in high quality the transparent tube would be hardly noticed by others around you..
- Deliver sound via wired air tube with no EMF and radiation, no speaker in earbuds, air tube isolates magnetic field & radiation source and metal....
- Compatible with all phones that required 3.5mm jack. Excellent for use in police, military, nightclubs, bars, paintball, security, restaurants,....
- The one ear bodyguard earbud fully supports 3.5MM Jack the cellphones represented by Apple, LG, HTC, Samsung series..
- If you have any trouble during using, please feel free to contact us. Also it is not a high value earphone, it can work for normal use not....
Check StockMECCANIXITY Acrylic Pipe Rigid Round Tube Clear 12mm ID 16mm OD 305mm for Lamps and Lanterns,Water Cooling System
- With high transparency, transparent acrylic tube has strong light transmittance when used in lamps and lanterns. When it is used for liquid transportation, the flow of liquid in the tube can also be clearly seen. Transparent PMMA tube is widely used for lamps and lanterns, water cooling system, building materials, handicrafts, DIY, and so on..
- The acrylic plastic tubing, is in size of : 12mm/0.47-inch inner dia, 16mm/0.63-inch outer dia, 305mm/12-inch total length.
- Round PMMA tube made in PMMA material, durable and long service life.
- High transparency, high light transmission.
- Rigid Round Tubing has very high impact resistance.
- Steps of installation:1.Prepare PMMA pipe of an appropriate size.
- Please Note : Please select the appropriate size of acrylic pipe, especially the size of inner diameter and outer diameter.
Check StockMECCANIXITY Acrylic Pipe Rigid Round Tube Clear 86mm ID 90mm OD 200mm for Lamps and Lanterns,Water Cooling System
- With high transparency, transparent acrylic tube has strong light transmittance when used in lamps and lanterns. When it is used for liquid transportation, the flow of liquid in the tube can also be clearly seen. Transparent PMMA tube is widely used for lamps and lanterns, water cooling system, building materials, handicrafts, DIY, and so on..
- The acrylic plastic tubing, is in size of : 86mm/3.39-inch inner dia, 90mm/3.54-inch outer dia, 200mm/8-inch total length.
- Round PMMA tube made in PMMA material, durable and long service life.
- High transparency, high light transmission.
- Rigid Round Tubing has very high impact resistance.
- Steps of installation:1.Prepare PMMA pipe of an appropriate size.
- Please Note : Please select the appropriate size of acrylic pipe, especially the size of inner diameter and outer diameter.
Check StockAlomejor Oboe Reed Medium Hard Oboe Reeds Handmade Oboe Reed Cork Wind Instrument Parts with Storage Sleeves(5pcs)
- ?SUPERIOR SOUND QUALITY?This tube instrument reed with superior sound quality, and easy to use. A great gift to your friends who love oboes instruments..
- ?TRANSPARENT PLASTIC TUBE SLEEVE?The wind instrument part oboe with a transparent plastic tube sleeve for preventing it from dust or accidental damages while unused..
- ?PREMIUM MATERIAL?This oboe reed is made of high quality bamboo material, which is hard and durable for long span life..
- ?BETTER PLAYING PERFORMANCE?The oboe repair reed bringing you better playing performance. A great gift for oboe players..
- ?PORTABLE TO CARRY?The oboe replacement reed set is lightweight with compact size, easy for carry and storage, practical and convenient to use..
Check StockCuttte 100pcs Disposable Mascara Brushes Wands with Container, Eyelash Brush Spoolie Brushes for Eyelash Extensions and Mascara Use
- ...ge, which can be combined to become 40 pieces complete mascara brushes tubes.
- Several different colors are provided for choosing from, meet different people's needs.
- Quality materials: the mascara brush is made of quality fiber, which is soft and comfortable to brush.
- The tube body is made of polypropylene, which is transparent in appearance, light in weight and not easy to break.
- All eyelash mascara wand tubes are decorated with resin gems, look pretty and eye-catching.
- Portable and lightweight: the tube-packed mascara brush is about 11 cm/ 4.33 inches in total length, its width is 1.2 cm/ 0.47 inches, and each weights 5 g, small in size, convenient to handle, and easy to carry on travel and business trips.
- Clean and dust-proof: the eyelash mascara wand tube is in a transparent plastic tube, which effectively prevents the brush head from contacting dust.
- At the same time, the eyelash brush is stably fixed on the tube cover, not easy to loose or lose, and the brush can be applied for a long time.
- Wide range of uses: eyelash brush can be detached and replaced, the tube can be applied for a long time, reliable with high practicality.
- You can also use the mascara brush as an eyebrow brush, eyelash extensions brush and other tools to help you finish makeup.
Check StockDIY Empty Lip Gloss Tube 10 Pcs 2.5 ML Empty Lip Oil Tube Container Makeup Tool DIY Refillable Lip Gloss Bottles for Women Home Use or Travelling
- EXCELLENT ABS MATERIALS: This empty lip tube is made of high-quality ABS material, stable and durable, safe and environmental protection, can meet....
- TRANSPARENT LIP GLOSS CONTAINER: The transparent body allows you to see clearly the amount of makeup left in the container so that you can add it in....
- WIDE RANGE OF USES: This empty lip tube can be used as a container for all colors of lip glaze, lip gloss, lip oil.
- EQUIPPED WITH LIP SEAL: Each empty lip seal tube is equipped with a lip seal to prevent lip gloss leakage, and effectively prevent air entry and....
- PORTABLE: This empty DIY lip gloss tube is lightweight and small, and is an important accessory for DIY lip gloss work. At the same time, it is easy....
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