vintage audio stereo gear separate components system setup, tuner, pre-amplifier, power amplifier. metal front panel, angled view

amplifier analog angled audio button buttons closeup component components control controls display electronic electronics entertainment equipment front gear hifi knob knobs listen metal meter multiple music obsolete panel play playback power pre-amplifier preamplifier radio record retro scale separate setup shiny silver sound stereo switch switches system technology tuner view vintage volume