ADC XLM-II ()

Name: ADC XLM-II
Brand: ADC

That rare cartridge you keep hearing about in hushed tones—light, compliant, and built to track like a dream, if you can still find parts.

Overview

ADC doesn’t throw around names like “legendary” lightly, and neither do the folks who’ve spent decades chasing analog purity. The XLM-II sits squarely in the middle of a revered moving magnet lineage—the XLM series—that collectors and audiophiles still whisper about when talking about low-mass, high-compliance tracking. It’s the kind of cartridge that, when paired with the right tonearm, just disappears into the groove, leaving behind only music. You won’t find flashy marketing or glossy brochures, but you will find a cult following that swears by its transparency and precision.

While the full story of the XLM-II remains shrouded in the usual fog of vintage audio obscurity—no production dates, no original pricing, no manufacturer backstory—the core identity is clear: this is a moving magnet cartridge from ADC, a brand known for engineering cartridges that balanced compliance and rigidity in a way that made them exceptionally good at reading vinyl without beating it up. The XLM series, in particular, was built for accuracy, and the mkII version refined what the mkI started, with the mkIII coming later to push the envelope further. Where exactly the XLM-II fits in that evolution isn’t spelled out in the records we have, but its presence in the lineup tells you it was more than just a stopgap.

What we do know centers on its replacement stylus—the LP Gear RXM-II—which gives us a window into what the original was meant to achieve. That stylus, priced at $73.00 as of the latest data, carries a “special elliptical diamond” tip on a “thin-wall alloy tube” cantilever. The claim? “Natural excellent tracing of record grooves” with “very high accuracy and superb rendition of voice and music.” That’s not just marketing fluff if you’ve heard a well-aligned XLM-series cartridge sing. There’s a neutrality to these designs, a lack of editorializing, that lets the recording speak for itself. No added warmth to cover flaws, no brightness to fake detail—just what’s in the groove, rendered faithfully.

Still, owning one today means accepting the reality of vintage gear: parts are finite, knowledge is scattered, and specs are often lost to time. The XLM-II is no exception. You won’t find frequency response curves, output voltage, or recommended tracking force in any verified source. There’s no word on weight, dimensions, or compliance figures—specs that matter when matching to a tonearm. And while we know the stylus has scanning radii of .0003 x .0007 inch, suggesting a fine-tipped, high-resolution profile, we don’t know how that translates in real-world wear or channel separation. It’s a cartridge you inherit through secondhand wisdom, not spec sheets.

Specifications

Manufacturer	ADC
Product type	moving magnet cartridge
Stylus tip shape	special elliptical diamond
Stylus scanning radii	.0003 x .0007 inch
Cantilever	thin-wall alloy tube

Collectibility & Value

The ADC XLM-II lives in a strange space: well-regarded among those who know, but largely invisible to the broader vintage audio market. Replacement styli are the closest thing we have to a market pulse, and right now, an LP Gear RXM-II stylus for the XLM-II carries a price of $73.00. That’s not cheap for a stylus, but it’s not outrageous either—especially if you’re keeping a beloved cartridge alive. For context, a new original ADC XLM stylus (covering mkI, mkII, and mkIII) was listed at €85 on April 23, 2025, suggesting that genuine NOS parts command a premium.

Aftermarket support exists—Tonar offers a replacement stylus for the XLM line, and LP Gear has one for the XLM MK III with a “highly polished special elliptical diamond tip”—but the XLM-II specifically relies on that $73.00 RXM-II part for modern usability. There’s no data on common failures, repair difficulty, or long-term maintenance, which means owners are often flying blind. No one’s writing service manuals anymore, and ADC’s silence on technical details means every repair is a small act of faith.

If you’re hunting for a complete XLM-II cartridge, good luck. Listings are sparse, and when they do appear, they’re often bundled with turntables or sold as “tested” without documentation. The lack of original specs makes it hard to verify performance, and without knowing the recommended tracking force or compliance, you’re relying on trial, error, and forum lore. But for those who value the XLM series’ reputation for low-mass precision, the hunt is worth it. This isn’t a cartridge for show—it’s for listen.