Peavey XR-500
A powered PA head that promised big-system features in a package a working musician could actually carry — and, by Peavey's own account, didn't gut the power ratings to get there.
Overview
Peavey built the XR-500 as a powered mixer head, and the clearest window into what it was meant to be comes from the company's own UK advertising, which grouped it with the XR-400 and XR-600B as a line of packaged PA systems. The pitch was pointed: designing powerful, affordable package PAs that stay portable is hard, and Peavey claimed that most attempts either compromised features or dropped the power ratings. The XR-500 was positioned as the answer to that trade-off — a compact head that kept the mixing facilities intact.
Power is where Peavey's marketing gets specific and where buyers should read carefully. Contemporary listings consistently describe the XR-500 as a 130-watt head. Peavey's own advertising for the series highlights the XR-600B at a full 300 watts RMS into a 2-ohm load and names the XR-500 among the units carrying the company's DDT compression circuitry — the system that senses and eliminates distortion so the amp stays clean when pushed toward its limits. That's the honest framing: 130 watts is modest, but DDT is there to make sure you use all of it rather than clipping your way through the last third of the dial. Sound Arts (February 1980, p.25) noted the XR compacts were compatible with any four-ohm speaker setup, which is the spec that actually governs how loud this head will go with real cabinets.
What the XR-500 is not is a headroom monster. Nobody should buy one expecting to drive a four-way rig at rock levels without strain. It's a tool for the gig where the PA carries vocals and maybe a acoustic instrument, the load-in is one trip, and the mixer, EQ, reverb, and power amp all live in one box. The patching flexibility that Modern Recording called out is the real value — the ability to fold in outboard effects and a monitor system without a separate console is what separates a powered head like this from a plain amp with a couple of mic inputs.
Collectors and players looking at one today should treat it as a working piece of utility gear rather than a collectible. It shows up in the used market as exactly what it was sold as: an affordable, portable, feature-dense PA head. The things to check are the usual for a decades-old powered mixer — the condition of the graphic EQ sliders, the reverb tank, and the patch jacks, all of which take abuse in a gigging head. The DDT circuit is the feature that still earns its keep; it's the difference between a small PA that stays clean and one that turns to mush when the room gets loud.
eBay Listings
As an eBay Partner, we earn from qualifying purchases. This helps support our independent vintage technology research.