Little bear tube

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Free returns are available for the shipping address you chose. You can return the item for any reason in new and unused condition: no shipping charges. To report an issue with this product or seller, click here. Probably it is the inteference from your cellphone such like WIFI or 4G signal, which intefers the tube and cause noise. That's normal. Because there are microphone effect with all tubes. To avoid it, please keep your cellphone far away from B4-X.

Little bear tube

B4-X is a dual-mono balanced version. Its left and right channel are amplified by independent components, and power supply, tubes, and op amp are all independent and symmetric. So the degree of sound separation is higher than B4. The circuit adopts dual op amp parallel output, with higher output power. B4-X has 3. Built-in tube makes you have a tube amplifier which can be held by one hand, convenient to carry and can enjoy HiFi music everywhere. Full, delicate and soft sound: warmer than transistors, independent op amp and power supply inhance the SNR and degree of separation, less interplay and higher sound quality. Battery lets your listening feast without time limitation. It can't be turned on during charging and will power off automatically after fully charged, and charger LED will turn to green. Using gold-plated socket, original nichicon electrolytic capacitor, original DALE resistors and precision ring resistance. Warranty doesn't apply to the included accessories. O-rings are easy to put on. Just slide them gently as far low onto the tubes as possible before they can be moved down no longer due to other components.

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We independently review all our recommendations. Purchases made via our links may earn us a commission. They produce a wide range of stereo amplifiers , headphone amplifiers , DACs , phono stages and preamps, with an emphasis on vacuum tube components. The product lineup is a super-interesting array of unique audio doohickeys and gadgets, and it exemplifies a fascinating side of Chi-Fi. High tech components with eye-catching features at puzzlingly low prices. Devices that would likely never get manufactured anywhere else. Today we will be looking at a perfect example of this phenomenon, the Little Bear B4-X.

Found a lower price? Let us know. Although we can't match every price reported, we'll use your feedback to ensure that our prices remain competitive. Parameters: 1. For MM turntables, please check whether your MM cartridge is the old version. If so. Please keep T7 away from devices that can transfer signal like cellphones and routers. Customer Reviews, including Product Star Ratings help customers to learn more about the product and decide whether it is the right product for them. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon.

Little bear tube

Vinyl Restart. I recently bought a Little Bear T7 tube phono preamp. I have been curious to see how this cheap little preamp performs and sounds for a long time. I have now played quite a bit of music with it. I also have a review of the more expensive Pro-Ject Tube Box S2 tube phono preamp that might be worth a read if you are shopping for a tube phono preamp You can also check out my Best Tube Phono Preamps article for a comprehensive review of tube preamps. The Little Bear T7 works fine as a phono preamp and sounds good for the price. The build-quality is however not great and might be below what you normally expect from audio gear today. Click here to check current pricing on Amazon.

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Orders that have been shipped cannot be cancelled and modified. They mention it's powerful, provides solid power to drive up to ohm over the ears without an issue, and is a great little tube amp. Author list. The shortest listening session was 1 hour and the longest 5 hours. How much better is the balanced output? Latest content Latest updates Latest reviews. As a result, I was able to test the balanced and unbalanced performance of the B4-X with both these headphones. First, kindly contact your local courier using the local tracking number. Contacted the seller two weeks ago and never heard back form them. Learn more how customers reviews work on Amazon. Secure transaction. Eligible for Return, Refund or Replacement within 30 days of receipt Eligible for Return, Refund or Replacement within 30 days of receipt. Recently Viewed Products.

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That said, opinions are mixed on quality and battery life. Customer Reviews, including Product Star Ratings help customers to learn more about the product and decide whether it is the right product for them. Reviews with images. There is no power indicator LED. Linsoul is not responsible for such fees. Orders that have been shipped cannot be cancelled and modified. Add a discount code. Search Advanced search…. I've had it sometime and after leaving the valves to warm up for some time, a nice analogue sound arises warm the tubes up. See all photos. Great sounding product, overall product build is good , but quality and readability is something to be desired Install the app.