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B09137114Y Availability: Currently unavailable Score: 1000.000 Category: Electronics Rating: 3.7 Votes: 3 Find similar products Burson Audio Playmate 2 Preamp/DAC/Headphone Amp. Measurement Package Content Input impedance: 38 KOhms Burson Playmate (P-171) IC Opamps for warranty diagnostic use. Frequency response: ± 1 dB 0 – 35Khz Remote Control (optional) hex key THD: <0.002% Power Supply 100-240V AC Output impedance (Head Amp): <2 Ohm Output impedance (Pre Out): 15 Ohm General Inputs: USB, Toslink Weight: app. 3Kg Outputs: RCA Pre-Amp / Headphone Jack Dimensions: 190mm x 150dimm x 60mm Impedance (Headphone Jack) Power Signal to Noise Ratio Separation 16 Ohm 3.5W 96db 99% 32 Ohm 2.5W 97db 99% 100 Ohm 600mW 98db 99% 150 Ohm 400mW 96db 99% 300 Ohm 150mW 95db 99.50% DAC Spec XMOS USB Spec Channel Separation: 128 dB @ 1KHz, 121 dB @ 20KHz Desktop OS: Win XP, 7, 8, 10 Mac OSX THD+N: 0.0018% @ 1KHz, 0dBFS Mobile OS: iOS* & Android (OTG support) PCM & DXD Support: PCM ≤ 768kHz up to 32bits Native DSD: Native DSD 64 / 128 / 256 / 512 DSD over PCM: DoP64 / DoP128 / DoP256 Asynchronous Isochronous.	B07NVTB6M1 Availability: Currently unavailable Score: 8.264 Category: Electronics Rating: 4 Votes: 1 Find similar products Cocktail Audio HA500H Balanced Tube Headphone Amp/Preamp/Bluetooth MQA/DSD DAC (Silver). Model name HA500H Display 5.0 TFT LCD(800 x 480 pixels) Interface Key & Jog(Volume/Scroll), IR Remote Control Input Analog Unbalanced(RCA) Input impedance: 47K ohm, Default 2Vrms(controllable 1 ~ 4Vrms) Balanced(XLR) Input impedance: 47K ohm, Default 4Vrms(controllable 2 ~ 8Vrms) Digital COAXIAL x 1 Sample Rate: up to 192Khz Toslink x 1 Sample Rate: up to 192Khz AES/EBU x 1 Sample Rate: up to 192Khz I²S HDMI x 1 Native DSD256, DoP(Max DSD128), PCM up to 384Khz, MQA Bluetooth Input Bluetooth 4.2 Profile: AVRCP/A2DP, Format: SBC, aptX, AAC, MP3 USB DAC Audio USB B Type x 1 USB Audio Class 2.0, Support up to PCM 32Bit/384Khz, Native DSD256, MQA384Khz DAC Performance; Sabre³² ES9018K2M Dual DAC(One per each channel) Sabre³² ES9018K2M Dual DAC Balanced Line Out( XLR x 2 ) Dynamic Range: 130dB(Max 4Vrms/8Vrms, Stereo) THD+N:0.0004% Unbalanced Line Out(RCA x 2)) Dynamic Range: 130dB(Max 2Vrms/4Vrms, Stereo) THD+N:0.0004% Analog Out Spec (※ Not applicable to Tube) Balanced Line Out(XLR) Unbalanced Line Out(RCA) Rated Output Level(High/Low) High - 8Vrms / Low - 4Vrms High - 4Vrms / Low - 2Vrms Frequency Response 10Hz ~ 80KHz: +/- 0.1dB 10Hz ~ 80KHz: +/- 0.1dB 20Hz ~ 20KHz: +/- 0.01dB 20Hz ~ 20KHz: +/- 0.01dB THD+N @ 1KHz(20Hz ~ 20KHz) <-105dB (<0.00056%) <-105dB (<0.00056%) Channel Separation -110dB -110dB Signal-to-Noise Ratio <-113dB <-112dB Headphone Out Spec (※ Not applicable to Tube) Balanced Output Unbalanced Output Impedance to be selected High Low High Low Rated Output Power 600 ohm 485mW per CH 120mW per CH 125mW per CH 31mW per CH 16 ohm n/a n/a 1100mW per CH 450mW per CH Frequency Response 10Hz ~ 80KHz ±0.5dB.
B071XTCRZD Availability: Currently unavailable Score: 8.264 Category: Electronics Rating: 3.7 Votes: 23 Find similar products SMSL M7 HiFi 2xAK4452 DSD512 USB DAC 32Bit/768KHz Headphone Amplifier. Specification: Input jacks:USB/optical/coaxial Output jacks:6.35mm Headphone jack/RCA THD +N:Pre-output0.00068% HP output:0.0036% SNR:Pre-output 107dB HP output:107dB Dynamic range:116dB USB transmission: Asynchronous USB: Windows7/8/8.1/10;Mac OSX10.6 USB bit depth: 16bit,24bit,32bit,1bit USB：DSD 2.8224/5.6448/11.2896/22.5792 MHz USB：PCM 44.1/48/88.2/96/176.4/192/352.8/384/705.6/768 kHz Optical/coaxial sampling rate:44.1/48/88.2/96/176.4/192 kHz Headphone amplifier output power: 138mW（32ohm,THD=0.1%） 110mW（64ohm,THD=0.1%） 58mW（150ohm,THD=0.1%） 30mW（300ohm,THD=0.1%） RCA output Level:4Vrms Power consumption:4.3W Standby power:0.9W Product size:1888451mm Net weight:911g.	B00WQXIR40 Availability: Currently unavailable Score: 8.065 Category: Electronics Rating: 3.8 Votes: 18 Find similar products SMSL M6 32Bit/384KHz USB asynchronous DAC Decoder Silver. Parameters: USB Input: 16bit-32bit / 32kHz-384kHz (asynchronous) Optical fiber, coaxial: 16bit-24bit / 32kHz-192kHz RCA Output Level: 2Vrms THD + N: <0.003% Dynamic Range:> 115dB SNR:> 120dB Channel separation:> 110dB Amp power: (@ 1% THD + N) 32Ω 130mW 64Ω 270mW 150Ω 220mW 300Ω 120mW Amp distortion: 0.003%@10mW 300Ω Machine gross amount: 0.8kg (including packaging) Machine size: 114mm X 139mm X 34mm (LWH, including protruding parts size) Package 1 x M6 Unit 1 x USB Cable 1 x CD-ROM Drive 1 x Power Adapter.
B00AHRFBO6 Availability: Currently unavailable Score: 7.813 Category: Electronics Rating: 4 Votes: 6 Find similar products Aune 24bit/192K X1 DAC Headphone Amp & Preamp & USB DAC WM8805 PCM1793 USB Coxia. USB SOUND CARD Project computer receiver from PCM2707 of texas instruments, PCM1793 as sound decoder from i2s output, output from lineout or headphone. DAC project has coaxial digital input, receiving from the WM8805 Chip, which is much better than CS8414. CS8414supports 24bit/192K. Headphone amp project, headphoneamp part refer for the solo line. pre-amp project. This device can be used as a pure pre-amp, the op+buf design. High-grade component adopted，including ALPS audio attenuator, Nichicon capacitors KOA resistor, OMRON Relays. X DAC use a new component ,WM8805 chip , which has the 24BIT/192K DAC Function! The device uses the special audio power amplifier as a single switch to dual IC, the size is as the CD, easy to carry. You can add high capacity batteries for power. Drawing one the forum in the tube USB DAC and HA-2 design experience, using a cariety of advanced headphones actually adjust the sound to further enhance the sound quality.	B06Y2FHNYH Availability: Currently unavailable Score: 7.634 Category: Electronics Rating: 5 Votes: 8 Find similar products Schiit Jotunheim Balanced Desktop Headphone Amplifier and Preamp with AK4490 DAC Module. Jotunheim with AK4490 DAC is ready for any Headphone IEMs? Sure. HE-6? Sure. If this means nothing to you, just be confident that you can plug any headphone into Jotunheim and get great sound, with ultimate power and authority. Balanced or single-ended—it doesn’t matter. With 5W output into 32 ohms from the balanced outputs, Jotunheim has tons of power to spare. Jotunheim with AK4490 DAC is ready for any Headphone IEMs? Sure. HE-6? Sure. If this means nothing to you, just be confident that you can plug any headphone into Jotunheim and get great sound, with ultimate power and authority. Balanced or single-ended—it doesn’t matter. With 5W output into 32 ohms from the balanced outputs, Jotunheim has tons of power to spare. Jotunheim with AK4490 Balanced DAC is ready for any powered monitor or power amp Balanced and single-ended preamp outs mean that Jotunheim is ready for any powered desktop monitor—or to plug into those gigadollar monoblocks you’ve been eyeing. Jotunheim with AK4490 Balanced DAC is ready for any powered monitor or power amp Balanced and single-ended preamp outs mean that Jotunheim is ready for any powered desktop monitor—or to plug into those gigadollar monoblocks you’ve been eyeing. Unrivaled Flexibility Select high or low gain with the flick of a front-panel switch, for compatibility with both easy-to-drive and hard-to-drive headphones. Unrivaled Flexibility Select high or low gain with the flick of a front-panel switch, for compatibility with both easy-to-drive and hard-to-drive headphones. AK4490 DAC module for a world-class delta-sigma DAC. Upgradeable when technology changes in the future. AK4490 DAC module for a world-class delta-sigma DAC. Upgradeable when technology changes in the future. Unique Pivot Point Gain Stage Jotunheim's gain stage is a unique, inherently balanced, fully discrete current feedback topology that provides both balanced and single-ended output without the need for splitters or summers. It provides extremely wide bandwidth and excellent measured performance—together with the advantages of constant, low feedback across the entire audio band. What does all this techno-talk mean? In English, excellent performance from all inputs and outputs. Unique Pivot Point Gain Stage Jotunheim's gain stage is a unique, inherently balanced, fully discrete current feedback topology that provides both balanced and single-ended output without the need for splitters or summers. It provides extremely wide bandwidth and excellent measured performance—together with the advantages of constant, low feedback across the entire audio band. What does all this techno-talk mean? In English, excellent performance from all inputs and outputs. Designed and Assembled in USA By designed and assembled in USA this is what we mean: the vast majority of the total production cost of Jotunheim—chassis, boards, transformers, assembly, etc—goes to US companies manufacturing in the US. Designed and Assembled in USA By designed and assembled in USA this is what we mean: the vast majority of the total production cost of Jotunheim—chassis, boards, transformers, assembly, etc—goes to US companies manufacturing in the US. 5-Year Warranty Jotunheim is covered by a 5-year limited warranty that covers parts and labor. 5-Year Warranty Jotunheim is covered by a 5-year limited warranty that covers parts and labor.
B0BLVQHNML Price: $35.33 Score: 7.463 Category: Electronics Rating: 1 Votes: 1 Find similar products 7 Band Sound Equalizer, Output Input, 12dB High Bass Adjustment, Two Channel Digital Equalizer, 3.5mm Interface, for Recording, Streaming, Podcasting. Function:1. Control range: 7-band equalization circuit control range ±12 dB, equalization band: 60Hz, 150Hz, 400Hz, 1kHz, 3kHz, 6.5kHz, 15kHz, from TI or ST original TL074 composition.2. Basic parameters: 7 band sound equalizer preamp gain, 4580 classic op amp provides 5 times gain (14dB); Input impedance 20K, output impedance 600 ohms.3. Headphone Compatible: Sound equalizer ear amplifier part of NE5532, composed of Type 47 headphone driver circuit, easy to control all kinds of headphones, high and low.4. 3.5mm interface: The 3.5mm input interface supports a 4-pin plug, the output is connected to the headset with a microphone, which can be used on mobile phones for ordinary voice calls, and another terminal with a group interface is available. 5. Aluminum Alloy: The 7 band car sound equalizer is made of aluminum alloy, high strength, corrosion resistance, stable performance, DC5V 12V power supply, dual channel sound. Specification: Item Type : 7 Band Sound Equalizer Material: aluminum alloy Power supply: DC5V 12V Interface specification: 5.5x2.1 Input impedance: 20K Output impedance: 600 ohm Control range of Equalization circuit: ±12 dB Equalization frequency band: 60 Hz, 150 Hz, 400 Hz, 1 kHz, 3 kHz, 6.5 kHz, 15 kHz Usage: Remove the Product and use it Package List: 1 x 7 Band Sound Equalizer 1 x Stro msupply cable.	B07L5CRQ7T Price: $649.76 Score: 7.463 Category: Electronics Rating: 4 Votes: 18 Find similar products Reisong - BOYUURANGE A20 Hi-Fi Intergrated Amplifier KT88 Tube Single-end Class A 4ND VU Meter. You should take about 30-100h time to operate the amp.RUN-IN to the amp gives it's best and stable sound.so during the first 100h use time the sound maybe is not the best,you can also use your own run-in method. Specifications: Output Power: 8W * 2 (Ultra-linear connection) Frequency response: 20Hz-35KHz Output Impedance: 4,8Ω Total harmonic distortion: ≤ 1% (1kHz) Input Sensitivity: 750MV Input impedance: 100KΩ (three sets of input signal) Voltage amplification: Dawn 6J8PJ × 2. Power output tube: KT88 × 2. Rectifier tube: 5Z3PA-T × 1 Dimensions (W×D×H): 366×300 (including knob) × 185mm SNR: 89dB Weight: about 16.5 kg (114 power transformers, export version) Gross weight: 18kg Power Supply Voltage: AC 110V-120V/50Hz-60Hz(For United States） Features: With power tube current monitoring circuit, tube replacement upgrade ease. Medical grade 5Z3PA-T rectification. Imported 0.35 core output amplifier audio dedicated core, core stack thickness 86-50, A20 flux of 13,000 Output transformer potting techniques, ensure that the output of the amplifier stability and reliability Double chassis design，not easy deformed. Output amplifier with a new imported 0.35 core manufacturing, high-purity copper wire package enameled, layered segmentation, string and connection method Imported 0.35 thick core manufacturing power amplifiers Output amplifier with high-grade stretch amplifier housing cover. Power Transformers: new imported 0.35, stack thickness 60MM (114-60). Output amplifier core: core 0.35 new imported thick high silicon (86-50). Japanese production of ALPS potentiometer. Chassis: mirror stainless steel chassis.
B07KWJ9QMN Availability: Currently unavailable Score: 7.463 Category: Electronics Rating: 4.5 Votes: 367 Find similar products Schiit Magni 3 Headphone Amp and Preamp. Go ahead. Compare the third-generation Magni to anything out there at its price. We think you’ll find there’s really no competition. This is no “starter amp.” Magni 3 has the power, performance, resolution, and versatility to meet all your needs—no matter the headphone. Ready For Any Headphone Magni 3 is ready for any headphone, from IEMs to hard-to-drive planar designs. With a full 2000mW into 32 ohms—rated in the most honest way, RMS continuous, both channels driven—Magni has tremendous reserves of power. Combined with low distortion, an exceptionally low noise floor, and switchable gain, Magni is ready for any headphone. Ready For Any Headphone Magni 3 is ready for any headphone, from IEMs to hard-to-drive planar designs. With a full 2000mW into 32 ohms—rated in the most honest way, RMS continuous, both channels driven—Magni has tremendous reserves of power. Combined with low distortion, an exceptionally low noise floor, and switchable gain, Magni is ready for any headphone. Powered Monitors Welcome, Too Magni 3 includes preamp outputs. This means you can connect it to your desktop powered monitors for a complete system—or even connect it to a speaker power amp and use it as a preamp. With its built-in time-delayed start-up and instant shut-down, there’ll be no glitches or pops through either headphones or speakers, either. Powered Monitors Welcome, Too Magni 3 includes preamp outputs. This means you can connect it to your desktop powered monitors for a complete system—or even connect it to a speaker power amp and use it as a preamp. With its built-in time-delayed start-up and instant shut-down, there’ll be no glitches or pops through either headphones or speakers, either. Compare at Many Times the Price Most headphone amps in Magni’s price range use op-amps (integrated chips) for gain and power output. Not Magni. Magni’s gain stage is an-all-new, fully discrete, high-speed, dc-coupled, current-feedback design, completely different than the first and second-generation Magnis. This current-feedback gain stage is typically only found in very exotic designs that sell for more than 10x the Magni’s price. Compare at Many Times the Price Most headphone amps in Magni’s price range use op-amps (integrated chips) for gain and power output. Not Magni. Magni’s gain stage is an-all-new, fully discrete, high-speed, dc-coupled, current-feedback design, completely different than the first and second-generation Magnis. This current-feedback gain stage is typically only found in very exotic designs that sell for more than 10x the Magni’s price. Designed and Assembled in USA The vast majority of the total production cost of Magni 3--chassis, boards, transformers, assembly, etc.--goes to US companies manufacturing in the US. Our chassis are made minutes from our facility. Our PCBs are done just over the hill from us, or done in NorCal. Yes, the wall-warts are made in China, but there's some give and take at this price point. Designed and Assembled in USA The vast majority of the total production cost of Magni 3--chassis, boards, transformers, assembly, etc.--goes to US companies manufacturing in the US. Our chassis are made minutes from our facility. Our PCBs are done just over the hill from us, or done in NorCal. Yes, the wall-warts are made in China, but there's some give and take at this price point. 2-Year Warranty Magni is covered by a limited warranty that covers parts and labor for two years. 2-Year Warranty Magni is covered by a limited warranty that covers parts and labor for two years.	B094F4MMF4 Price: $99.99 Score: 7.463 Category: Electronics Rating: 4.1 Votes: 15 Find similar products Mini Bluetooth Vacuum Tube Preamp USB DAC Headphone Amplifier Receiver APTX-HD. Warm tips: 1. Bluetooth input is prior to USB input, if you want USB input please make sure Bluetooth input is disconnected. 2. USB input doesn't support U-disk or Hard-disk, can connect USB interface of computer or mobile phones (Android system needs OTG cable and IOS system needs camera kit, please prepare by yourself). 3. This is a preamp but NOT a amplifier or a phono preamp, CAN'T be used for turntables or passive speakers. The main purpose of L200 is to act as a buffer to sweet the sound. Parameters: Audio input: Bluetooth/USB/Stereo RCA Audio output: stereo L/R RCA / 3.5mm headphone jack Bluetooth version: 5.0 Bluetooth chip: QCC3034 (support SBC/AAC/APTX/APTX-LL/APTX-HD) USB input sampling rate: 16/24bit 44.1-48KHz USB input supported system: Win XP/7/8/10/MAC/Linux / phone OTG Matched headphone impedance: 16-300Ω Output power of headphone jack: 268mW@16Ω Treble & Bass range: ±10dB Frequency response: 20Hz~25KHz (±3dB) Distortion: 0.1% S/N Ratio: >98dB RCA out level: 2V Working voltage: DC 12V/above 2A (5.5mm/2.5mm) Dimensions(WDH): 13113971mm / 5.165.472.80in Net weight: 550g / 1.21lb Package weight: 800g / 1.76lb Packing List: 1L200 Tube Preamp 1DC 12V Power Adapter 1*User Manual.