From the 2 amps I got. All parts are well tested except for 4 power transistors 2n3055. (88hfe 295hfe 439hfe bad) (48hfe good). You should test 20-70hfe. Pay attention to the threaded holes on the transistors. Ordered new ones from Sruik Tool
Silver 160W Stereo Digital Amplifier With Power Adapter - S.M.S.L SA-98E For Enhanced SEO
15 Review
FiiO BTA30: Advanced Wireless Bluetooth 5.0 Long Range π Transmitter Receiver for PC/TV/Speaker/Headphone with HiFi Dac/DSP and Streamlined APP Control
15 Review
Denon PMA-800NE Hi-Fi Stereo Integrated Amplifier, 85W x 2 Channels, Built-In Phono Pre-Amp, Analog Mode, Advanced High Current Power, Black
20 Review
Bluetooth adapter Baseus BA01 black 1 pc.
95 Review
KLIM CD Boombox Portable Audio Player with FM Radio, Rechargeable Battery, Bluetooth, MP3, AUX, Neodymium Speakers, and Upgraded CD Laser Lens (2021 Edition)
11 Review
Sangean PR-D4W Portable Weather Alert Radio with AM/FM Bandwidth Narrowing and Auto Tracking for Improved Searchability
12 Review
Radio receiver Max MR-322 anthracite
14 Review
AUNA Connect 150 Black 2.1 Wi-Fi Internet Radio Music Player With MP3 USB Port, AUX & Remote Control - Black
16 Review