PP500 Record Player Preamplifier Ultracompact channel preamplifier with a metal casing; portable for easy placement and transport. Equipped with volume control knobs for simple, ondevice level adjustment. Converts telephone signals to linelevel signals for compatibility with standard audio gear. Durable metal housing designed for regular use in compact setups. Compact form factor suited for small spaces, desktops, or portable audio applications. Maintains the original function as a dedicated preamplifier for record playback and other linelevel sources. Use scenarios Home audio setup: connect a record player to an amplifier or speakers that do not have a dedicated input, using the PP500 to provide a suitable linelevel signal. Small space or desktop environment: integrate into a compact desk or shelf arrangement to improve analog playback without occupying much room. Telephone signal processing: convert telephone signals to linelevel for recording, testing, or integration with other linelevel equipment in a compact setup.