The latest production HIFI audiophile power IRS2092 mono digital amplifier board can connect 2 Ohm load. Sound effortless, low-frequency flexible, dynamic class With UPC1237 protection fuction. Independent power supply, Full aluminum chassis CMC816 RCA + Plated crystal terminal Full aluminum feet. Use 2pcs hi-end Vu meter. 2pcs 1000W class D amplifier board +2pcs 1000w power supply board Note: this is a pure Power amp. Please connect with preamp to use it. And before power on, Please first set the preamp at low volume. Work voltage:AC220V and AC110V optional. Note:AC110V PSU board is different Protection circuit voltage: AC12-AC15V. Maximum output power: 1000W / 2? 900W / 4? 600W / 8? Efficiency:> = 90% SNR: 90dB Speaker: 2-4-8? Size:312x425x90mm DWH (Except for RCA and terminals) Net weight:7KG Front Color:Full black. Finished 1000W stereo amplifier x 1 Not included any cables.
Features Pure Handmade, stainless steel chassis combined with solid wood panel, very Classic. EL34B tube upgraded to PSVANE brand. Well balanced tone: EL34 gives you outstanding highs & mids when 6H8C brings deep lows. Class A Single Ended Amplifier to reduce distortion;To protect the amp, tube and machine are packed individually. Self-Biasing design; Analog inputs; Output tags for speaker impedance: both 4? & 8? . Nobsound & Douk Audio. Preamp & Phono Stage. DAC & Audio Adapter. Music Spectrum & Clock. Record Player & Turntable Part. Audio Board & DIY Kit. Bluetooth & XLR & MIC. Tube Sound Level Meter. LED Sound Level Meter. Board & DIY Kit. Record Weight & Clamp. 1/8 & 1/4 Stereo Jack Cable. HiFi EL34 Vacuum Tube Amplifier Class A Single-ended Stereo Audio Power Amp 8W×2. The tubes are upgraded to 5Z4Px1 / PSVANE 6SN7x2 / PSVANE EL34Bx2. Many music lovers choose Nobsound NS-03D tube Integrated Amplifier to be the backbone of their audio system or home stereo. The reason is simple: EL34 vacuum tube integrated amplifiers provide unexpected sound quality for you. Integrated Amplifiers combine the engineering and performance of Amplifiers and Preamplifiers into one space saving unit. By sharing a single chassis, integrated amplifiers help reduce the overall footprint of the audio system or home stereo. With the classic tubes matching. +EL34B, Nobsound NS-03D Tube Amplifier brings you firm and full mids, smooth highs and also deep lows. It is perfect for vocals (natural and sweet), strings, pipes and jazz. If you would like a tube amp with balance tone, putting it in your living room to enjoy the pure and clean music with a glass of wine during your leisure time. Pure Handmade, stainless steel chassis combined with solid wood panel, very Classic. Output power: 8W×2(ultra linear connection default). Tubes: 5Z4Px1 / PSVANE 6SN7x2 / PSVANE EL34Bx2. Output impedance: 4? , 8? Distortion:? 1%(1kHz). Input power supply: 110V-120V / 220V-240V/50-60Hz. 35221655mm/13.868.502.17in. Please leave VALID TELEPHONE NUMBER which is necessary and very important. For package less than 2KG, we use. (10-25 days to most countries). And for package over than 2KG we use. (5-8 days to most countries). Free Return Within 30 Days. We provide return within 30 days. Is provided for all items. Man-made damage or misuse. Audio accessories and consumables such as vacuum tubes. If you are satisfied with our products and service please leave a 5-star. Feedback, we will provide better solutions until you are satisfied. Douk Audio / Nobsound Studio was founded in 2013 in Shenzhen CHINA, we own several brands including. Douk Audio / Nobsound / Little Bear. As a professional audio company, we are dedicated to design and produce the best products at the lowest prices to make HiFi affordable. We will spare no efforts to bring great products and service for. Improve our customers’ listening experience. During holiday, please allow us to response you early next week. Please don’t leave any negative / neutral feedback or make dispute/claim on our non-working time, thank you for your understanding and cooperation.
Can greatly improve the sound quality for them. U-disk input supports lossless formats such as APE, FLAC, WAV etc. Besides the speaker output, the 6.5mm headphone jack can easily drive 16-300? Headphones, easy to enjoy HiFi music. High power output: Rated 35W+35W output, easily drives most home passive speakers, and reproduces the details of the sound well. Specially designed with a low-frequency output to connect an active subwoofer to build a 2.1-channel audio system, providing high-quality music for audiophiles. Tube design and Hi-Fi sound: adopt 2PCS 13P1P (can be replaced by 13N1N) tubes and 2PCS 6P16A ca. Nobsound & Douk Audio. Preamp & Phono Stage. DAC & Audio Adapter. Music Spectrum & Clock. Record Player & Turntable Part. Audio Board & DIY Kit. Bluetooth & XLR & MIC. Tube Sound Level Meter. LED Sound Level Meter. Board & DIY Kit. Record Weight & Clamp. 1/8 & 1/4 Stereo Jack Cable. HiFi Vacuum Tube Amplifier Bluetooth 5.0 Receiver COAX/OPT Power Amp USB Player. U-disk input supports lossless formats such as APE, FLAC, WAV etc.. Besides the speaker output, the 6.5mm headphone jack can easily drive 16-600? Headphones, easy to enjoy HiFi music. Sufficient drive power and subwoofer output: Rated 35W+35W output, easily drives most home passive speakers, and reproduces the details of the sound well. Tube design and Hi-Fi sound: adopt 2PCS 6K3P tubes and 2PCS 6P17A for amplification, sounds delicate and smooth, clear and mellow, with warm and vintage light, can decorate your desktop and let your ears drunk in music. Unique appearance: adopt an aluminum alloy body that can suppress mechanical vibration and prevent electromagnetic interference. Independent indicator light, reflects working status in real-time. A retro and sensitive VU meter, auditory and visual double enjoyment, also with user-friendly remote control; with AC 110/220V switcher, very suitable for home desktop system use. 6.35mm headphone output with priority, please make sure the headphone has been disconnected if you want the speaker and low-frequency output. Please note the USB input does not support MAC system. Audio input: Bluetooth 5.0 / Coaxial / Optical / USB(PC-USB/U-disk) / 2 groups of RCA. Audio output: Speaker Jacks / 6.5mm Headphone Jack / Low-frequency output(connect to active subwoofer). Optical/Coaxial sampling rate: 16Bit/48KHz. USB sampling rate: 16Bit/48KHz. USB support max capacity: 128G. Headphone impedance range: 16-600? Dimensions(WDH): 163253175mm / 6.429.966.89in. Package dimensions(WDH): 350220240mm/13.788.669.45in. Net weight: 3.5kg/7.72lb. Package weight: 4.5kg/9.92lb. 1Remote Control(without battery). Please leave VALID TELEPHONE NUMBER which is necessary and very important. For package less than 2KG, we use. (10-25 days to most countries). And for package over than 2KG we use. (5-8 days to most countries). Free Return Within 30 Days. We provide return within 30 days. Is provided for all items. Man-made damage or misuse. Audio accessories and consumables such as vacuum tubes. If you are satisfied with our products and service please leave a 5-star. Feedback, we will provide better solutions until you are satisfied. Douk Audio / Nobsound Studio was founded in 2013 in Shenzhen CHINA, we own several brands including. Douk Audio / Nobsound / Little Bear. As a professional audio company, we are dedicated to design and produce the best products at the lowest prices to make HiFi affordable. We will spare no efforts to bring great products and service for. Improve our customers’ listening experience. During holiday, please allow us to response you early next week. Please don’t leave any negative / neutral feedback or make dispute/claim on our non-working time, thank you for your understanding and cooperation.
Hy AV-280 Hifi Stereo Amplifier Bluetooth Digital Power Amp DAC Rated Power 200W Music Power 1000W. Rated 200W: Music power up to 1000W. DSP digital processing: Professional processing makes it more HiFi. HD return: ARC return is more convenient. Fiber/Coaxial: Lossless sound quality is better. Bluetooth 4.0: High fidelity wireless transmission. U Disk Lossless: Lossless format, listen to music as you like. Microphone input: You can sing at home. Bass output port: Can be connected to an active subwoofer. Small size and big thrust. 2.1 High-definition high-power digital high-fidelity power amplifier. Rated 200W, music power 1000W. Support optical fiber, coaxial input, microphone input. High-fidelity lossless input: Support multiple lossless modes. ARC lossless image quality is more outstanding. Applicable to multiple devices: Connects to TV, HD DVD, game console, projector, CD player, set-top box. Product model: AV-280. Rated power: 200W. Music power: 1000W. Input voltage: AC 110-240V. Maximum current: 4A. Input frequency: 50/60Hz. Adjustment mode: full DSP digital processing mode. Cabinet structure: aluminum panel + galvanized chassis. Sound field mode: 2CH channel volume control/treble & bass adjustment. Operation control: remote control/panel operation. Safety standards: CE, CCC. Frequency response: 20Hz20KHz. Digital input interface: HDMI/optical/coaxial/Bluetooth (PCM format). Analog input interface: stereo AUX/CD/FM/2 microphone input. Output port: HD HDMI output port / auxiliary bass / 2 audio amplifier signal output. Audio decoding: U disk WMA/MP3/FLAC/APE decoding, optical fiber, coaxial DAC decoding. 1 x Set of Power Amplifier. Usually it cost about 35USD-50USD. Thanks for your understanding. If you receive defective item, please kindly notify us within 14 days.
Powerful 4 working modes: A200 can be used as a full-frequency amp or a subwoofer amp, with mono / 2.0 channel stereo mode and full-frequency / subwoofer mode switch, easily to use any combination to build various sound systems and satisfy different demands. Strong compatibility and large output power: Adopt NE5532 op-amp and TPA3250 amp chip, equipped with 32V/5A large power supply, enough to drive 100W full frequency speakers and 160W subwoofers, can match most home speakers. User-friendly design: With a bass frequency adjustment (40-160Hz), easy to get a perfect sound according to your listening preferences; designing a VU meter sensitivity regulator, easy to adjust and match the audio signals of different levels to get better visual effects. Nobsound & Douk Audio. Preamp & Phono Stage. DAC & Audio Adapter. Music Spectrum & Clock. Record Player & Turntable Part. Audio Board & DIY Kit. Bluetooth & XLR & MIC. Tube Sound Level Meter. LED Sound Level Meter. Board & DIY Kit. Record Weight & Clamp. 1/8 & 1/4 Stereo Jack Cable. HiFi Mono/2.0 Channel Digital Amplifier Full Frequency / Subwoofer Power Amp. If you want to use mono channel output, please connect the subwoofer or speaker to the top group of speaker jacks marked PBTL. Connect to 1PC passive speaker. Connect to 1PC passive subwoofer. Connect to 2PCS passive speaker. Connect to 2PCS passive subwoofers. Unique appearance and proper size: Vertical placement design, with retro and elegant VU meter, fashionable and durable solid aluminum chassis, both enjoyment of auditory and visual, very suitable for HiFi home and desktop audio system use. Audio input: Stereo RCA. Audio output: Banana speaker jacks. Max output power of 2.0 channel. Max output power of mono channel. Bass cut-off frequency: 40-160Hz. THD: 0.02%(1kHz, 1W). Input sensitivity: 0.775V. Frequency response: 20Hz-20KHz(±3dB). Net weight: 768g/1.69lb. Package weight: 1.50kg/3.31lb. Dimensions:(WDH): 50137146mm / 1.975.395.75in. Package dimensions(WDH): 30023065mm / 11.819.062.56in. Please leave VALID TELEPHONE NUMBER which is necessary and very important. For package less than 2KG, we use. (10-25 days to most countries). And for package over than 2KG we use. (5-8 days to most countries). Free Return Within 30 Days. We provide return within 30 days. Is provided for all items. Man-made damage or misuse. Audio accessories and consumables such as vacuum tubes. If you are satisfied with our products and service please leave a 5-star. Feedback, we will provide better solutions until you are satisfied. Douk Audio / Nobsound Studio was founded in 2013 in Shenzhen CHINA, we own several brands including. Douk Audio / Nobsound / Little Bear. As a professional audio company, we are dedicated to design and produce the best products at the lowest prices to make HiFi affordable. We will spare no efforts to bring great products and service for. Improve our customers’ listening experience. During holiday, please allow us to response you early next week. Please don’t leave any negative / neutral feedback or make dispute/claim on our non-working time, thank you for your understanding and cooperation.
Features: This Class A single-ended vacuum tube amplifier adopts hand welding to ensure the true reality of the sound quality. This amplifier adopts transformer parallel output to reduce its internal resistance by half and achieve doubled improvement on its power. Using antimagnetic transformer covers to shield current interference and achieve much lower static noise. Its sound output is full of analog style. The bass part is deep and powerful and the vocal part is sweet and intoxicating. It has a classic and graceful appearance. The VU meters and vacuum tubes make it more elegant and attractive. Nobsound & Douk Audio. Preamp & Phono Stage. DAC & Audio Adapter. Music Spectrum & Clock. Record Player & Turntable Part. Audio Board & DIY Kit. Bluetooth & XLR & MIC. Tube Sound Level Meter. LED Sound Level Meter. Board & DIY Kit. Record Weight & Clamp. 1/8 & 1/4 Stereo Jack Cable. HiFi Vacuum Tube Power Amplifier Class A Single-Ended Home Stereo Amp Handmade. Lease make sure all vacuum tubes has been inserted fully and tightly before turning on the amp, otherwise the amp will be damaged. This Class A single-ended vacuum tube amplifier adopts hand welding to ensure the true reality of the sound quality. Output power: 6.8W 2. Harmonic distortion: 1% (1KHz). Tube: 5U4C 1 + 6H3N 2 + 6N1N 4. Working voltage: 110V / 220V. Net Weight: 5.7kg / 12.56lb. Package weight: 7.0kg / 15.43lb. 260mm 215mm(Plus terminal and knob 260mm) 150mm / 10.238.465.90 in. Please leave VALID TELEPHONE NUMBER which is necessary and very important. For package less than 2KG, we use. (10-25 days to most countries). And for package over than 2KG we use. (5-8 days to most countries). Free Return Within 30 Days. We provide return within 30 days. Is provided for all items. Man-made damage or misuse. Audio accessories and consumables such as vacuum tubes. If you are satisfied with our products and service please leave a 5-star. Feedback, we will provide better solutions until you are satisfied. Douk Audio / Nobsound Studio was founded in 2013 in Shenzhen CHINA, we own several brands including. Douk Audio / Nobsound / Little Bear. As a professional audio company, we are dedicated to design and produce the best products at the lowest prices to make HiFi affordable. We will spare no efforts to bring great products and service for. Improve our customers’ listening experience. During holiday, please allow us to response you early next week. Please don’t leave any negative / neutral feedback or make dispute/claim on our non-working time, thank you for your understanding and cooperation.
The latest production HIFI audiophile power IRS2092 mono digital amplifier board can connect 2 Ohm load. Sound effortless, low-frequency flexible, dynamic class With UPC1237 protection fuction. Independent power supply, Full aluminum chassis CMC816 RCA + Plated crystal terminal Full aluminum feet. Use 2pcs hi-end Vu meter. 2pcs 1000W class D amplifier board +2pcs 1000w power supply board Note: this is a pure Power amp. Please connect with preamp to use it. And before power on, Please first set the preamp at low volume. Work voltage:AC220V and AC110V optional. Note: AC110V PSU board is different Protection circuit voltage: AC12-AC15V. Maximum output power: 1000W / 2? 900W / 4? 600W / 8? Efficiency:> = 90% SNR: 90dB Speaker: 2-4-8? Size:312x425x90mm DWH (Except for RCA and terminals) Net weight:7KG Front Color:Full black. Finished 1000W stereo amplifier x 1 Not included any cables.
The newly produced HIFI Audiophile Mono high-power IRS2092 Class D digital power amplifier can cope with a 2? Load, Effective power 2? 1000W, 4? 900W, 8? 600W, mono structure. Using IRFB4227 TO-3P big tube, the big tube sounds more powerful. The effect is not doubtful, the sound is free, the low frequency is flexible, and the dynamics are first-class. The power amplifier board comes with temperature protection, speaker protection, mid-point DC protection, The main chip adopts the original imported IRS2092 and IR company’s digital audio dedicated MOSFET field effect tube IRFP4227, adopts the red gray ring T130 large magnetic ring inductor made of German imported materials, the PCB adopts KB grade military grade board, the board thickness is 2mm, and the thickness of the board is the best. The core materials and layout are carefully selected and designed. The maximum output power is 1000W+1000W, and the water chestnut appearance design is very beautiful Use all-aluminum chassis, gold-plated CMC RCA+Crystal connected to SPK post. Dual single independent channel LLC soft switching power supply, physically separated by about 100%. Working voltage: AC110V or AC220V (optional) Note: The AC110V version power board is different from the picture. Output power (MAX): 1000W/2? , 900W/4? , 600W/8? Efficiency: >= 90% SNR: 90dB Speaker: 2? 4? 8? Color: Silver or Black Dimensions (WHD): 42590312MM Net weight: about 6.5KG NOTE: This class D power amplifier is a pure power amplifier, no potentiometer. If you want to adjust the volume, please control it at the audio source input, or add a good preamplifier to control the volume. 1 × IRS2092 1000W Stereo Digital Power Amplifier NOTE: We do not provide any cables.
Transfer 2.0 channel input to 5.1 channel output: with built-in multi-channel signal process chip and circuit, which applies professional algorithms and dynamic separation techniques. Even when input 2.0 channel audio signal, it can also auto allocate and simulate to 5.1 channel and provide excellent smart noise reduction, precise sound positioning and stereo surround sense. Multiple audio inputs to work with more devices: with Bluetooth 5.0 / coaxial / optical / U-disk four digital inputs and 2.0CH / 5.1CH RCA inputs, strong compatibility and works perfectly with most home audio devices. U-disk input supports lossless formats such as WAV, APE, FLAC besides MP3, high-quality music can be reproduced and enjoyed. Nobsound & Douk Audio. Preamp & Phono Stage. DAC & Audio Adapter. Music Spectrum & Clock. Record Player & Turntable Part. Audio Board & DIY Kit. Bluetooth & XLR & MIC. Tube Sound Level Meter. LED Sound Level Meter. Board & DIY Kit. Record Weight & Clamp. 1/8 & 1/4 Stereo Jack Cable. HiFi 5.1 Channel Amplifier w/Bluetooth COAX/OPT/USB Home Subwoofer Power Amp. Long press play/pause button can switch between 2.1 and 5.1 channel output mode. When switching to 5.1 channel output mode, any input modes can achieve 5. If you want real 5.1 channel output, please use 5.1 channel RCA input. If input 2.0 channel but output 5.1 channel, the stereo signal is processed and simulated to 5.1 channel. Strong power output and multi-channel system building: adopting 3PCS classic TPA3116 chip, responsible for front (50W2)/ surrounded (50W2) / center(50W) / subwoofer(50W) outputs; specially add a low frequency output to connect another active subwoofer to easily build 2.0/2.1/2.2/5.1/5.2 channel system and enjoy shocking auditory effects as if you are in a movie theater. Independent control knobs and dual power inputs: besides main volume control and treble & bass knobs, also with separate front/ surround/ center/ bass volume control; and specially design two power supply inputs (main/vice) to provide stronger power input to easily drive most home speakers and subwoofers with high power. User-friendly design and advanced functions: with detailed function buttons and separate indicators, convenient to use and see the working status in real time; one button to switch 2.1 and 5.1 channel outputs, no need to plug in and out speaker cables repeatedly. Made of aluminium alloy and in compact size, very suitable for those who want to build a mini HIFI 5.1 channel system. Audio input: Bluetooth 5.0 / Coaxial / Optical / U-disk / 2.0 Channel. RCA/ 5.1 Channel RCA. Audio output: banana speaker jacks / low frequency out (connect to active subwoofer). Supported formats of U-disk: MP3/WAV/APE/FLAC. U-disk: 16Bit / 44.1-48KHz. Bluetooth: 16Bit 1 44.1-48KHz. Coaxial: 16-24Bit / 44.1- 192KHz. Optical: 16-24Bit / 44. Frequency response: 20Hz-20KHz +1. Bass frequency response: 40Hz-160Hz. Input sensitivity: 0.775V. Working voltage: DC 15-24V. Dimensions(WDH): 23013049mm / 9.065.121.93in. Package dimensions(WDH): 41020583mm / 16.148.073.27in. Net weight: 1.19kg / 2.62lb. Package weight: 1.8kg/ 3.971b. Please leave VALID TELEPHONE NUMBER which is necessary and very important. For package less than 2KG, we use. (10-25 days to most countries). And for package over than 2KG we use. (5-8 days to most countries). Free Return Within 30 Days. We provide return within 30 days. Is provided for all items. Man-made damage or misuse. Audio accessories and consumables such as vacuum tubes. If you are satisfied with our products and service please leave a 5-star. Feedback, we will provide better solutions until you are satisfied. Douk Audio / Nobsound Studio was founded in 2013 in Shenzhen CHINA, we own several brands including. Douk Audio / Nobsound / Little Bear. As a professional audio company, we are dedicated to design and produce the best products at the lowest prices to make HiFi affordable. We will spare no efforts to bring great products and service for. Improve our customers’ listening experience. During holiday, please allow us to response you early next week. Please don’t leave any negative / neutral feedback or make dispute/claim on our non-working time, thank you for your understanding and cooperation.