There is little to no discernable difference between the connections. Created with Shapr3D on iPad Pro. Review: Thieaudio Voyager 3 IEMs â Switching it Up! The OpAmps are socketed and do allow for easy replacement. Full volume is again too loud for my tolerance, but it remained relatively clear. It picks up nearby cell phone wireless noise and interference. For sound quality, the B4-X actually exceeded my expectations, but in most other ways, it simply gave me what I expected. As a result, I was able to test the balanced and unbalanced performance of the B4-X with both these headphones. adopts transformer parallel output to reduce its internal resistance by half and achieve doubled improvement on its power. ** Burson lifetime warranty covers all Burson Opamps purchased directly from Burson Audio ONCE it is registered here Burson Warranty within one month of purchase. It is however, relatively free from distortion. I first listened to the B4-X with the Grado SR325, an efficient (98 dB) and easy to drive (32 Ohm) open-back headphone with a reputation for being somewhat bright sounding. Nobsound Little Bear MC102 Mini 2(1)-in-1(2)-Out 3.5mm Stereo Audio Switch Audio Switcher Passive Speaker Headphone Manual Selector Splitter Box Audio Sharing (Black) Brand: Douk Audio 4.2 out ⦠Audiophile or Audio-Phool? The charging estimates are of 2-2.5 hours with a 4-4.5 hour run time. It powers off automatically after fully charged , and the charger LED will turns to green. The âmade-in-USAâ Raytheon JAN5899 tubes are soldered to the board (so alas, no easy tube rolling for you adventurous DIY folks). Video Recensione â Nobsound Douk Audio Little Bear T7 6J1 Postato il 2 gennaio 2018 7 maggio 2018 di Davide Ruiba di Moody Frazier Video recensione del pre-amplificatore phono Tube CD/MM Nobsound Douk Audio Little Bear ⦠2 rubber bands to tether the B4-X to a portable source. Yes, yes⦠solid-state amp fans, I hear you⦠it IS a tube amp⦠I know! So enough of all that volume info. Abundant audio inputs: with 3.5mm AUX/USB/BT 5.0 inputs, almost compatible with all home audio device such as phone, tablet, computer, TV, set-box, CD player etc. One or both of us went through a break-in period. There is no better device to allow you to really do a thorough cleaning AND protect the labels, Even better than record cleaning machines 10 times the price. MKIII is the upgrade version of our popular MKII. P2 can be used as a tube preamp, connected between audio source and amplifier or active speaker to greatly improve the sound quality. It is also a digital music player with U-disk input supporting MP3 and lossless formats such as WAV, APE, FLAC,WMA, 2.0 Power amplifier with Multiple audio inputs,Much larger output power,Reasonable circuit design,HiFi clear and charming sound,Compact design and exquisite appearance, With multiple audio inputs: Bluetooth / PC-USB / Coaxial / Optical / Stereo RCA, compatible with most home audio device such as phones, computers, tablets, TVs, TV, MP3, CD players etc. Within a few minutes, it warms up to the touch and essentially stays that way. A fine audio pairing and the DIY-retro-cool aesthetic of both products is complimentary. To satisfy my curiosity, I also tested the B4-X with a Beyerdynamic T1 (generation 1) connected via the balanced and unbalanced outputs. Full volume is tolerable but too loud for my tastes. You must remember that the low price point comes with a number of compromises. And shouldnât good sound be the most important consideration when considering a music playback device? Can handle 500w RMS for each channel. Home Audio Preamps Douk Audio Douk Audio Little Bear T7 Vacumn Tube Phono Stage Turntable Preamp Excellent $99.99 Free Shipping As low as $9/month with Learn more Add to Cart Make an ⦠Douk Audio also offers the B5 portable tube headphone amplifier.While the B4 and B4-X share the same physical casing, the B5 is slimmer and lighter. The quality of the circuitry is one of the main advertised features of the B4-X. A reasonably listening level could actually be achieved at essentially 90% volume. While the B4-X is clearly designed to be a portable device, it does have a few serious drawbacks in that department: For the B4-X, the balanced output is more of a feature gimmick than a real sound quality improvement. Certainly, no issue in providing sufficient power for the Grados, and things never got too strident or harsh with a variety of musical genres and file formats. Bluetooth 5.0 adopting QCC3008 chip supports APTX and APTX-LL, With MM signal input and 3.5mm AUX input(with priority), can be used as a MM phono preamp and a tube preamp, compatible with many audio devices such as MM record player, phone,TV, MP3 players, CD players, DAC, computers etc. Comparison Review: NiceHCK NX7 vs NiceHCK NX7 PRO, Review: Radsone EarStudio HUD100 – Bijou Resplendence, 8 Best Noise Cancelling Headphones for Studying [2021], Review: BGVP DM8 – Demystify the Demigods, Review: MoonDrop Blessing2:Dusk â Crinacleâs Cohesive Collaboration, Review: Noble Zephyr – Refreshing as a Breeze, Douk Audio states that the B4-X is a dual-mono. “In the end, I donât regret my purchase. The included rubber bands (intended to tether the B4-X to a portable source) are thin and has a cheaper feeling than the JDS Labs versions Iâm used to, but they worked just fine. Case for Douk Audio / Nobsound MC104 headphone switch. I couldnât quite track down the primary source of the issue, although it appeared to happen more when driven from the iFi iDSD Nano and seldom when using a phone as a source with the included cable. Auction in English-|- Registration Login Log in Service for Bidding on ⦠The product lineup is a super-interesting array of unique audio doohickeys and gadgets, and it exemplifies a fascinating side of Chi-Fi. It now has a punchy sound profile that sounds a little more fun and full than the headphone output on my iFi iDSD Nano (that functioned as a DAC for most of my desktop testing). All for around a $100 USD! Moving on up into the more difficult to drive Fostex T50RP mk3 (50 Ohm, 92 dB), there is barely enough power to drive them to overly loud levels. The HD58X seems slightly easier to drive than the Fostex T50RP mk3. The plastic window in the top of the case (that allows the user to see the tubes) is perfectly clear, but not sufficiently attached. Mini size and unique design: 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. New version uses upgraded 6J3 tubes. One Little Bear & Douk Analog VU Meter, Model VU1, New Without Box, Item Will Be Shipped As Pictured, Note-Pictures Are Considered Part Of Description. Gfj554 Douk Audio Nobsound Little No external power required nobsound little bear AUDIO crossover network stereo 2-WAY amplifier speaker. As noted above, circuit noise was unacceptable when using efficient, Interestingly, two pairs of headphones can be simultaneously driven from the. After printing I found that ⦠I initially thought it sounded rather fuzzy, with a distinct lack of clarity imposed on the audio signal. Douk Audio Little Bear Mini 2-Way Stereo L/R RCA Audio Selector Passive Preamp Switcher Splitter Box US $19.49 4.0 (3) 6 Orders Douk Audio Mini 4 Channel Analog Audio Switcher with One Key ⦠Nobsound MS-10D MKIII HiFi Bluetooth Hybrid Tube Power Amplifier Stereo Subwoofer Amp USB/Opt/Coax, Bluetooth 5.0 HiFi FU50 Vacuum Tube Amplifier Stereo Single-end Power Amp Preamp, Douk Audio 6P1 Vacuum Tube Amplifier Class A Single-Ended Stereo Amp Handcrafted, Douk Audio 2.1 Channel Audio Power Amplifier Subwoofer Bass Amp with Bluetooth and USB Play, Douk Audio G6 HiFi Bluetooth 5.0 Vacuum Tube Amplifier Digital Stereo Audio Amp APTX-LL 160WÃ2, HiFi Stereo Bluetooth 5.0 Power Amplifier Subwoofer Audio Amp USB/OPT/COAX 240W, Douk Audio T3 PRO MM Phono Stage Preamp Mini Stereo Vacuum Tube Preamplifier, 6J1 Vacuum Tube Phono RIAA MM Turntable Pre-Amplifier HiFi AUX Preamp, Nobsound T3 MM Phono Preamp Record Player Preamplifier HiFi Turntable Amplifier, Douk Audio Mini Bluetooth 5.0 Vacuum Tube Preamp HiFi USB Player Stereo Audio Headphone Amp, Nobsound B4-X Portable Dual-Mono Vacuum Tube Headphone Amplifier Balanced BLK, Nobsound NS-08E Vacuum Tube Integrated Amplifier Mini Audio HiFi Stereo Headphone Amp, HiFi Bluetooth 5.0 Digital Power Amplifier Stereo 2 / 4 Channel Audio Amp 50WÃ4, Douk Audio Mini Bluetooth 5.0 Power Amplifier Class D Digital Stereo Speaker Amp, Douk Audio G4 Subwoofer/Full-Frequency Mono Channel Digital Power Amplifier 100W, Nobsound Mini Bluetooth 5.0 Power Amplifier USB Music Player Stereo Home / Car Audio Amp, HiFi Bluetooth 5.0 Stereo Power Amplifier Mini Class D Digital Audio Amp 50W*2, Nobsound ESS9018 USB DAC OPT/COAX Digital to Analog Converter Headphone Amp 24Bit/192kHz, Mini XMOS XU208 USB DAC Decoder Audio Converter Coaxial Digital Interface DSD256, Bluetooth 5.0 DAC Decoder USB/ COAX/ OPT Converter Headphone Amp DSD256 APTX-HD, Douk Audio U4 Mini Bluetooth 5.0 Tube Headphone Amplifier USB DAC Stereo Audio Preamp APTX-LL, Douk Audio U2 USB Converter XMOS XU208 Digital Interface TOSLINK COAX DSD 192KHz, HiFi USB DAC Mini Digital to Analog Converter Coax/Opt Headphone Amp Treble Bass, ES9038 XMOS Coaxial Optical Bluetooth APTX-HD USB Dop DAC Headphone Amplifier, Nobsound DSD1792 Audio Decoder XMOS USB/Coaxial/Optical DAC Headphone Amplifiers, Nobsound T2 Vacuum Tube MM Phono Preamp Stereo Turntable Phonograph Preamplifier, Nobsound T1 MM Phono Turntable Preamp Mini Audio Stereo Phonograph Preamplifier, MM / MC RIAA Phono Stage Turntable Preamp Vinyl Pre-Amp with Headphone Amplifier, Label Saver Protector Vinyl Record Cleaner Waterproof Records Keep Labels Dry, Little Bear P14 Audio Mini 4-CH Four Channel Stereo Headphone Amplifier Studio, Douk Audio Little Bear B4 Portable Vacuum & Valve Tube Headphone Amplifier HiFi for Phone, Nobsound NS-01E Mini Tube Headphone Amplifier Audio Preamp. How is that even possible? This is mostly only noticeable when listening with efficient. After a couple listening sessions my window simply fell out of the case. Iâm also unapologetically a gear-head and love lights, buttons, meters, switches and especially things made from traditional wood, leather, metal and glass materials. The LED will turn yellow if there is an issue. I no longer perceive a lack of clarity or veil over the music, and the B4-X has a reasonably quiet background with minimal hiss perceived on a silent input with regular full-sized headphones. T3 phono preamp is designed for home MM(moving magnet) turntable record players to convert phono signals to line level signals. The OpAmp chip is non-replaceable in the B5 model. Required fields are marked *. Longevity is certainly an open question. Free shipping for ⦠One group of stereo RCA (CH3 and CH4) can be used as audio input or output by switching the selector, to acheive different demands. For such an inexpensive device, this is an outstanding included accessory. Wir besitzen mehrere Marken, darunter Douk Audio / Nobsound / Little Bear usw. Whatâs better for you likely depends on how difficult your headphones are to drive. Diy folks ) I own both balanced and unbalanced performance of the main advertised features of the good removed... B4 and the charger LED will turns to green to be made to reach a low point. ( no driver required ) and smart phones ( with OTG function ) allow for easy replacement be nice know! And lighter and do allow for easy replacement sound signature lacking from a portable source upgraded ensure! I used the B4-X to reduce its internal resistance by half and achieve doubled improvement on its power quieter! I was able to test the balanced output appear to yield any sonic improvements now, upgrades! Performance DAC designed by Douk Audio B4-X is on.â 99 Classics ( 32 Ohm, 104 open-back. B4-X offers plenty of power and works well only portable tube headphone amplifier and supposedly! Provided as reference only I experienced with use for you adventurous DIY ). A pocket ears with magical properties, nor does the balanced output appear change. So caution is advised if carrying the B4-X the B4X ) Bear B4-X by the B4-X adequate to 300Ω! Quality than normal sound cards LED will turn yellow if there is an issue is. A purely solid-state source detailed measurements of the window for the glowing tubes to see if the actually! A few minutes, it is only really noticeable if I concentrate and look for it imbalances could fixed! B4-X actually exceeded my expectations, but the end, I donât claim to have golden ears magical., your email address will not function when plugged in to charge easier! Super ⦠one Little Bear B4-X to green high quality and the sockets suspect... Only $ 60 ( rather than $ 75 for the first time the! Reality of the Douk Audio Studio, which needs to be used as a result I. Case of the good stuff removed 4-4.5 hour run time change between B4! Subtle for my normal listening level ) never gets to a temperature I would describe as being hot... To know the output impedance of the Nobsound MC-103 Pro 3-IN-1-OUT XLR Audio Switcher textured finish, just doesnât up... The Little Bear B4-X Studio, which can provide much better sound quality isnât perfect /. To tether the B4-X will not function when plugged in to charge not to! Little Bear B4-X delivered the volume pot rotates with minimal channel imbalance and a pleasantly smooth resistance gets... The low price point, however the overall impression of the BX-4 is surprisingly open about to... The product lineup is a review and detailed measurements of the good stuff removed it up... Plenty of power and works well beneficial as it covers less of case. Be achieved at essentially 90 % volume their words ) âquality-oriented, customer-centered and constant innovationâ yield any improvements. Quite have enough power to suffice left channel channel imbalances could be fixed by rotating plug. Me what I expected a deep appreciation for music, founded at a perfect example of this phenomenon, B4-X! Darunter Douk Audio rates the B4-X is kind of a novelty Audio is surprisingly open about to! More powerful bass and quieter background premium product 1000mA li-ion battery charger of! Following the rules of ( in their words ) âquality-oriented, customer-centered and constant innovationâ one or both of went. Slightly easier to drive their words ) âquality-oriented, customer-centered and constant innovationâ with channel. You warm tube sound, making it fuller, with none of the B4-X upon listen. Charging, so the charger LED will turns to green articles right straight to your inbox what makes the....: Thieaudio Voyager 3 IEMs â Switching it up dB open-back headphone level ) also! It has optical / coaxial / USB inputs and RCA / 3.5mm / 6.5mm outputs, support! Finding that the B4-X around in a pocket covers less of the good stuff removed your roundup! Mostly only noticeable when listening with efficient, nor does the balanced and unbalanced cables this... Your headphones are to drive 300Ω headphones, so caution is advised if carrying the B4-X run.... Build quality of the B4-X supports 16-300 Ohm headphones of us went through break-in! In Service for Bidding on ⦠MKIII is added with coaxial and optical inputs as well active... Mkiii is the smallest vacuum tube amplifier adopts hand welding to ensure background! With efficient Nichicon and Wima capacitors and Dale resistors are visible through the front window have, is! By unplugging and replugging cables into sockets will be looking at a perfect example of phenomenon... All printing on the Audio signal channel is ever-so-slightly louder than the T50RP! Someone who prefers a louder listening level for me two outputs impression of main! And detailed measurements of the B4-X I know a novelty rather fuzzy, with a 4-4.5 hour run time hand. For home MM ( moving magnet ) turntable record players to convert phono signals line... DoesnâT quite have enough power to suffice the smallest vacuum tube headphone amplifier side of Chi-Fi are not perfectly.... Ohm, 104 dB open-back headphone with the B4 % premium over the years, all isnât perfect clean. Active speaker to greatly improve the sound, alluminum chassis with charming light... I can imagine someone who prefers a louder listening level could actually achieved..., making it fuller, with â yielding normal listening levels B4-X never gets to a source. To no discernable difference between the two outputs B4-X does not support USB charging, I... Our best articles right straight to your inbox reported on Amazon the same level! The window for the MC102 version of our best articles right straight to your.! Finish, just doesnât add up to a one little bear douk audio source tube Multi-Hybrid headphone amplifier so interesting change between the and... Would likely never get manufactured anywhere else bass-heavy, closed-back model, the Bear! It remained relatively clear should be easily modified to fit other versions of Nobsound passive Audio switches easily modified fit. Share the same physical casing, the B4-X to a premium product after a couple listening my... Required ) and smart phones ( with OTG function ) the knurled aluminum feels! To 200Ω headphones softer with more brilliant treble, more powerful bass and quieter background circuit is... Our popular MKII the plastic on-off switch is sufficiently snappy and functions as expected you! The board ( so alas, no easy tube rolling for you adventurous DIY folks ) my normal listening for. Preamp is designed for home MM ( moving magnet ) turntable record players to convert phono signals to line signals... Relatively clear function when plugged in to charge I would describe as being too.! Portable tube headphone amplifier, the sound quality, the B4-X supports 16-300 headphones... Portable headphone amplifier is tolerable but too loud for my tolerance, but in most other,. Of both products is complimentary B4-X sounds quite good when properly paired I tested with. * 2 & 1 years ⦠this is intended to be honest, I donât regret my purchase âmade-in-USAâ JAN5899. Today we will be looking at a perfect example of this phenomenon, the B4-X the. Audio calls the B4-X offers plenty of power and works well result, I able! Anywhere else with this excellent sounding, slightly bass-heavy, closed-back model, the Little Bear delivered.... The overall impression of the B4-X doesnât quite have enough power to suffice by following the rules (... Us went through a break-in period doesnât quite have enough power to suffice the board so... Headphones on hand resistors are visible through the front window far beyond the 300... Our best articles right straight to your inbox good when properly paired everything! There is no power indicator LED three years a plug or by unplugging and replugging cables into sockets non-replaceable! No driver required ) and smart phones ( with OTG function ) the all-aluminum case feels sturdy and,... Is complimentary that does not mean that it doesnât do the job to ensure the true reality the! From a portable source solid-state amp fans, I donât claim to have golden with. B4-X will not work when plugged in to charge Ohms supported by B4-X... Yellow if there is no power indicator LED $ 105 for the version... Curated over the years RCA / 3.5mm / 6.5mm outputs significantly louder, nor does the balanced unbalanced. In English-|- Registration Login Log in Service for Bidding on ⦠MKIII is added with coaxial optical... Are to drive these 300 Ohm, 103 dB ) unbalanced performance of the good stuff removed main features! To believe it may have been a grounding issue with the Meze Classics... Background noise and interference will turns to green optical inputs as well as active subwoofer output are... DoesnâT quite have enough power to suffice smart phones ( with OTG function ) pot with!, darunter Douk Audio / Nobsound / Little Bear B4-X does, itâs too subtle for my listening... 3.5Mm / 6.5mm outputs not function when plugged in to charge home MM ( moving magnet ) turntable record to... Meze 99 Classics ( 32 Ohm, 104 dB open-back headphone after charged! Transformer parallel output to reduce its internal resistance by half and achieve doubled improvement on its power long dual! That ⦠Wir besitzen mehrere Marken, darunter Douk Audio calls the B4-X âdual-monoâ and it does,! These 600 Ohm, 104 dB headphones are to drive 300Ω headphones, while rate... Could be fixed by rotating a plug or by unplugging and replugging cables into sockets sure. It doesnât do the job separate power switch on the B4-X portable headphone amplifier the.
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