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Vintage NOS American Hi-Fi Power Amplifier 910N 4 ch. Car Amp Amplifier. New

By |July 23rd, 2026|

With its retro design and powerful performance, this amplifier is sure to enhance any car audio system with its unique blend of nostalgia and modern technology. GOD Bless. It is my policy to resolve all issues between us.

Kinter MA170+ 2-Channel Hi-Fi Stereo Amplifier 12V DC Mini Amp New Sealed

By |July 23rd, 2026|

Made by Kinter (also known as KMA/Handover). - 2-Channel Hi-Fi Stereo Amplifier. - Compact mini amplifier design. - 12V DC Power Input.

7-Ch x364W@4ohm Hi-Fi ClassD Home Theater Power Amplifier – Wyred 4 Sound MC7150

By |July 23rd, 2026|

Great to pair with higher end Denon, Marantz, Integra, Onkyo and similar AVRs equiped with pre-amp RCA outputs. The 7 channels provide high fidelity amplification, with only 0.003% THD+N at normal listening levels.

Vintage Refurbished Coustic Car AMP-120 Stereo Hi-Fi Amplifier W/ Box & Manuals

By |July 23rd, 2026|

Used but in good shape, amp is untested sold as-is

Technics SU-Z610 Integrated Stereo Amplifier Vintage Hi-Fi Amp

By |July 23rd, 2026|

Unit powers on properly and display illumination/functions respond when different inputs are selected. Input selector indicators illuminate and respond. Audio output, phono section, and all inputs/outputs have not been fully tested.

Yamaha CA-R1 Integrated Amplifier Vintage Hi-Fi Class A Tested Working Japan

By |July 23rd, 2026|

No other functions have been tested. Output fromSPEAKERS A & B.

Kinter MA-170 2-Channel Hi-Fi Stereo Amplifier DC 12V Mini Amp w/ Adapter RCA

By |July 23rd, 2026|

Condition: Used — powers on as shown (red LED illuminated). Tested for power only; audio output not fully tested. Other markings visible: "Audio In", "Speaker Out", "DC 12V", "2-Channel Hi-Fi Stereo Amplifier", QC Passed sticker.

Douk Audio Hi-Fi Class A Single-Ended Tube Integrated Power Amplifier DIY KIT

By |July 23rd, 2026|

Power stage and Input voltage amplification stage adopts 6N2 and 6P1, low distortion, low noise and wide frequency response, standard connection method with high amplification efficiency. Add to Favorites Seller Join newsletter New Arrival Ending Soon View Feedback About Us Contact Us View All Categories Nobsound & Douk Audio Add-on Items US Warehouse UK Warehouse DE Warehouse AU Warehouse Digital Amplifier Tube Amplifier Audio Amplifier Preamp & Phono Stage Headphone Amplifier DAC & Audio Adapter Audio Splitter/Switcher Audio Processor Audio Player Music Spectrum & Clock Empty Chassis Record Player & Turntable Part Power Supply Vacuum Tubes Hi-Fi Speakers Hi-Fi Cable Transformer Radio Communication Audio Accessories Other Home Feedback Save Seller New Listed Ending Soon Contact us Store Category Nobsound & Douk Audio Add-on Items US Warehouse Add-on Items Amplifier Preamp & Phono Stage Headphone Amplifier DAC & Audio Adapter Audio Splitter/Switcher Music Spectrum & Clock Audio Accessories Other UK Warehouse Add-on Items Digital Amplifier Tube Amplifier Hi-Fi Amplifier Preamp & Phono Stage Headphone Amplifier DAC & Audio Adapter Audio Splitter/Switcher Audio Processor Music Spectrum & Clock Record Player & Turntable Part Audio Board & DIY Kit Audio Accessories Other DE Warehouse Add-on Items Digital Amplifier Tube Amplifier Hi-Fi Amplifier Preamp & Phono Stage Headphone Amplifier DAC & Audio Adapter Audio Splitter/Switcher Audio Processor Music Spectrum & Clock Aluminum Chassis Record Player & Turntable Part Audio Board & DIY Kit Radio Communication Audio Accessories Other AU Warehouse Add-on Items Amplifier Preamp & Phono Stage Headphone Amplifier DAC & Audio Adapter Audio Splitter/Switcher Music Spectrum & Clock Audio Accessories Other Digital Amplifier Multi-Function Mono Channel 2.0 Channel 2.1 Channel 4.0 Channel 5.1 Channel Tube Amplifier DIY Kit Hybrid Amplifier Mini Tube Amplifier EL34 Tube Amplifier KT88 Tube Amplifier 300B Tube Amplifier Other Tube Amplifier Audio Amplifier Mini Amplifier Integrated Amplifier Power Amplifier Audio Board & DIY Kit Preamp & Phono Stage Tube Preamp Digital Preamp Phono Preamp Passive Preamp Audio Board & DIY Kit Headphone Amplifier Mini Headphone Amp Desktop Headphone Amp Portable Headphone Amp Tube Headphone Amp DAC & Audio Adapter Audio Adapter USB DAC Bluetooth Receiver/Transmitter Digital Interface Audio Board & DIY Kit Audio Splitter/Switcher Speaker Switcher Bluetooth & XLR & MIC 2 Way 3 Way 4 Way Multiple Way Audio Processor Guitar Effects Equalizer Audio Mixer Noise Isolator Audio Player Digital Player Record Player CD Player Portable Player Music Spectrum & Clock Analog VU Meter Tube Sound Level Meter LED Sound Level Meter VFD Audio Spectrum LED Clock Nixie Tube Clock VFD Tube Clock IPS Nixie Clock Oscilloscope Tube Clock Board & DIY Kit Other Empty Chassis Small-sized Medium-sized Large-sized Personalized Record Player & Turntable Part Set-up Transformer Record Weight & Clamp Cleaning Kit Scale Gauge Platter Mat Dust Cover Needle Other Power Supply Linear Power Supply Switching Power Supply Power Supply Filter USB Charging Hub Board & DIY Kit Vacuum Tubes Shuguang Tube PSVANE Tube Tube Socket Tube Tester Probe Hi-Fi Speakers Frequency Divider Speaker Unit Hi-Fi Cable RCA Audio Cable 1/8 & 1/4 Stereo Jack Cable Speaker Cable USB Cable Optical Fiber Cable Conversion Cable Dock Cable Other Transformer Toroidal transformer Output Transformer Other Radio Communication Tesla Coil Transmitter & Receiver Signal Generator Antennas & Tuners Shortwave Radios Ham Amateur Radio Audio Accessories Volume Controller Mount Stand Bracket Feet & Pads Op Amp Headphone Current Meter Other Other Join Our Newsletter Receive our email newsletters about new items and special promotions! Sign Up Now ! Douk Audio Hi-Fi Class A Single-Ended Tube Integrated Power Amplifier DIY KIT Item description Shipping from USA Warehouse, you will receive it within 1-6 bz days. Notice: 1. This is DIY KIT version which needs you have some welding ability and electronic knowledge to solder, and finished version please click: Link 2. Not include power cord, please prepare it by yourself. 3. Due to the scarcity of electronic tubes and the instability of inventory, the actual shipment will be replaced with different types of electronic tubes according to the actual situation. All replacement components are of the same level, and there is no difference in function and effect. Please understand. If you mind, please do not buy. 4. The circuit diagram sent is for reference only, please refer to the actual product, if you have any questions, please feel free to contact us, we are glad to help you. Features Power stage and Input voltage amplification stage adopts 6N2 and 6P1, low distortion, low noise and wide frequency response, standard connection method with high amplification efficiency. The power circuit adopts vacuum tube rectification, low internal resistance of power supply, which has great benefits for reducing noise and improving the dynamics. Not only keeps the musical charm of tube amplifiers but also makes the sound harmonious and balanced. The sound quality is pure and mellow, delicate and sweet , it has good control to the speaker. Parameters Output power: 4Wx2 (standard connection) suitable for More than 90db sensitivity speakers Frequency response: 20Hz-20KHz Input voltage: 100-120V / 220V-240V 50HZ/60HZ Main transformer power: 75W Output impedence:4Ω/8Ω Power transformer: 76 * 40 230v 0.15a, 3.15v * 2 3a 75W Output transformer 5k 66 * 32 8W Dimensions: 310*170*48mm Weight: 6Kg Packing List 1*Full Set Components of Tube Amp Payment Fast Shipping Return Policy About us Contact us Payment Safe and secure payment by PayPal. Fast Shipping The items are located in US, and will be shipped within 1 working day, 2-6 working days to deliver. Return Policy Free Return Within 30 Days We provide free return with 30 days for all items you bought on eBay, full refund and return shipping will be provided. 1-year warranty is provided for all items(Excluding: 1. Man-made damage or misuse. 2. Audio accessories and consumables such as vacuum tubes). If you are satisfied with our products and service please leave a 5-star . Feedback is very important to us just like our lives, please DO contact us before you leave a neutral or negative feedback, we will provide better solutions until you are satisfied. About us Douk Audio / Nobsound Studio was founded in 2013 in Shenzhen CHINA, we own several brands including Douk Audio / Nobsound / Little Bear etc. 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 customers and extremely to improve our customers listening experience. Contact us Please don't hesitate to contact us if you have any questions or comments about our items. And our working time is from Monday to Friday between 9:00 am to 06:00 pm(Beijing Time), which means we can keep on-line at: Working time Beijing(CN)Monday-Friday09:00 AM - 18:00 AMNew York(US)Sunday to Thursday08:00 PM - 05:00 AMLondon(UK)Monday-Friday01:00 AM - 10:00 AMParis(FR)Monday-Friday02:00 AM - 11:00 AM 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. Home Feedback Save Seller New Listed Ending Soon Contact us

2000W 5CH Amplifiers Amplificador HiFi Stereo AV Surround Amplifier SD FM Home

By |July 23rd, 2026|

Peak Power: 2000W. Type: AV power amplifier. 1 x Audio Stereo Amplifier. The rated power of the Power Amplifier is 600W. Ultra-thin 5-channel amplifier, only 5cm t. Supports SD card, USB drive, and USB format playback, and supports Bluetooth wireless connection.

Dayton Audio HTA200 Integrated Stereo Hybrid Tube Amplifier 200 Watts

By |July 23rd, 2026|

Dayton Audio HTA200 Hybrid Tube Amplifier The perfect solution to bring the rich sound of a tube amplifier to your home audio setup; the innovative design of the HTA200 combines the best of both worlds – the classic sound of vintage tube-style amplifiers and the modern convenience of a solid-state amplifier. This amplifier offers great value for money, so you can get the classic Hi-Fi sound you've been dreaming of, without breaking the bank. A Contemporary Classic Debates may rage between whether solid-state or tube amplifiers produce a better listening experience; however, Dayton Audio solves the debate. By harnessing the best qualities of both, Dayton Audio's HTA200 hybrid tube amplifier utilizes the classic design of a class A/B amp topology while employing vacuum tubes in the preamp circuit. The tubes' subtle character and warmth create a delightful homage to the classic valve amplifiers of the past. Flexibility & Power With an RMS output power rating of 100 watts per channel at 4 ohms, the HTA200 packs a serious punch perfect for almost any home audio listening system. The added convenience of Bluetooth 5.0 ensures that your wireless streaming has the best possible quality and functionality. Connected Versatility Rear-mounted analog and digital inputs allows more permanent connections to larger input sources. Complete with a dedicated phono input, USB DAC and optical, and a subwoofer output, the HTA200 allows you to integrate all your equipment to enjoy the classic sound of tube equipment.Homage to the Classics Classic front panel VU meters on the HTA200 perfectly compliment the modern, sleek, brushed aluminum housing. Exposed tubes only add to the modernized vintage aesthetic of the HTA200. A large, motorized volume knob, bass and treble controls, input selection and an input display on the front panel gives you access to the features you need to find your perfect sound.TOSLINK Optical InputPreamplified Subwoofer Output (Full Range)Bluetooth Antenna PortPhono Ground Post110/220V SwitchPC USB InputDigital Coaxial InputAuxiliary RCA InputsPhono RCA InputsSpeaker OutputsAC Power Input_x000D_ _x000D_Specifications:Power output: 100 WPC RMS @ 4 ohmsTHD: <1.5% @ Rated OutputMinimum speaker impedance: 4 ohmsSNR: 80 dBFrequency response: 15-20,000 HzSub output: Full-Range pre-amplifier outputPreamplifier Tubes: 13P1P x 2, 6H2 x 2, 6K4 x 2, WY-3PBluetooth: Version 5Supports Bluetooth codecs: SBC and AACDigital audio sample rate: Up to 16-bit/48kHzPower: 110/220 VAC, 50/60 Hz Standard IEC ConnectionFuse Rating (120v): 5x20mm 5ALDimensions:13.1" x 6.6" x 12.5" All Backed By A 5-Year WarrantyWe stand behind our products and our warranty is a demonstration of our commitment to quality and reliability.