Buy Used Stereo Equipment Access
Look for leaking or bulging on older amplifiers.
Ensure speaker wire clips or binding posts aren't snapped. The "Golden Era" Brands Receivers: Marantz, Pioneer, Sansui, and McIntosh. Turntables: Technics, Thorens, and Dual. Speakers: JBL, Klipsch, KEF, and Bowers & Wilkins. buy used stereo equipment
Facebook Marketplace and Craigslist allow for "try before you buy" testing. Look for leaking or bulging on older amplifiers