The only thing I did was open the amplifier and clean the input board because the input channel selector wasn't working properly. I cleaned the outside a bit but it still needs to be cleaned both outside and inside.
eBay
AIYIMA Amplifier GaN Power Adapter 48V 5A Switch Power Supply Plug For TPA3255 TAS5630 Sound AMP EU US AU UK AC100-240V
Aliexpress UK
Popular amplifier. Speaker load impedance: 6Ω to 8Ω. Signal to noise ratio: 92dB (line). Frequency response: 10Hz to 60kHz.
eBay
Nobsound HiFi Bluetooth 5.0 Vacuum Tube Amplifier USB DAC Stereo Receiver COAX/OPT Home Audio Digital Amp w/VU Meter 100W+100W
Aliexpress UK
For use or spares. Fully working . Hardly used
eBay
PA-80D Universal Car Amplifier Board 12V 1000W Mono Car Audio Power Amplifier Powerful Bass Subwoofers Amplifier For Car Modi
Aliexpress UK
Warm and Natural Sound: Built on a single-ended Class A topology, the NS-02G PRO delivers low-distortion output with natural warmth and realism in vocals and instruments. Its smooth, immersive soundstage is perfect for long listening sessions in cozy setups or dedicated HiFi spaces. Fully Symmetrical Circuit: The fully symmetrical amplifier circuit reduces phase distortion and maintains signal integrity throughout the frequency range. This ensures cleaner output, improved imaging, and greater musical nuance, especially in acoustic and vocal-rich recordings. .
eBay
50W+50W Infineon MA12070 Bluetooth 5.0 Digital Audio Power Amp Class D USB AUX TF Home Theater HiFi Stereo Mini Amplifier
Aliexpress UK
Rotel RA-820 AX Integrated Amplifier Condition: Mint. No obvious marks or scratches, facia immaculate. top plate as new. Specification: 80wpc (4ohm) 4 x Speaker output Quality Phono stage Bass, Treble, Balance Tone defeat CD/phono/tuner/Aux-in Front mounted Headphone socket A beautiful integrated Amplifier in stunning original condition, everything works as it should. Will be carefully packaged and dispatched -(usually) within 24hrs.
eBay
Woopker Home Digital Amplifiers Audio Bass Audio Power bluetooth Amplifier Hifi FM Auto Music Subwoofer Speakers USB SD Mic AK55
Aliexpress UK
Superb condtion, with only a couple of minor imperfections. sold for as is for repairs only. CASSETTE/TAPE DECKS. DISK PLAYERS (CD/DVD/MD/SACD). PROJECTS, SPARES & REPAIRS.
eBay
Woopker Amplifier AK55 RMS 70W+70W Channel 2.0 Bluetooth 5.0Hifi Home Power Amplifier MAX900W Subwoofer Dual MIC Inputs FM Radio
Aliexpress UK
For sale is a TEAC A-R650 MKII integrated amplifier in very good condition. Condition: Very clean overall with only light age-related marks (please see photos). Working: Works perfectly – fully tested and everything functions as it should. Included: Amplifier + genuine remote control (as pictured). Key features: Multiple line inputs for CD/TV/Streamer etc. Speaker A/B outputs Headphone output Solid power output for most home speakers Postage / Collection: I will post – it will be packed securely (bubble wrap + strong outer box + padding). Collection is also welcome. Any questions, message me.
eBay
AIYIMA Audio D03 Bluetooth 5.0 Amplifier 150Wx2 Stereo HiFi 2.1 Wireless Digital Sound Power Subwoofer Amplificador USB DAC APTX
Aliexpress UK
USED CONDITION, TESTED & WORKING. LIGHT COSMETIC SCRAPES AND SCUFFS VISIBLE. PLEASE INSPECT IMAGES FOR ALL OF THE DETAILS
eBay
Stereo 10KA 20KA 50KA 100K 250K Japan ALPS RK27 Volume Potentiometer LOG POT Attenuator For Hifi Audio AMP DIY 6mm Round Shaft
Aliexpress UK