ADC QLM36mkIII ()

A replacement stylus that keeps a classic ADC cartridge singing — if you can find one without paying a small fortune.

Overview

Let’s be clear: the ADC QLM36mkIII isn’t a turntable, it’s not a cartridge, and it’s definitely not something you’ll find in a museum display. It’s a needle — a replacement stylus, to be exact — built for those of us still nursing an old ADC cartridge back to life. You don’t buy this unless you already own the hardware, or you’re deep enough into vintage vinyl that you know the difference between a QLM36 MKII and a QLM36 MKIII by feel. It’s the kind of part that slips under the radar until your tracking goes fuzzy, the highs turn brittle, and you realize your beloved cartridge is crying out for a new tip.

The naming alone is a trip down a very narrow rabbit hole. You’ll see it listed as the ADC QLM36mkIII, ADC QLM 36 MK III, or even ADC QLM36MKIIIE — same part, different punctuation, same headache when you’re searching eBay at 2 a.m. It’s designed specifically as a replacement for the ADC QLM 36 II and ADC QLM 36 III cartridges, which tells you this was part of a small, focused line of moving magnet cartridges from ADC, a brand that never chased the Marantz or Shure spotlight but had its loyalists. And if the Amazon.fr listing is to be believed, this stylus also fits a few other ADC models — the P32, Q36, QLM36mkII, K8 — plus that old Sears-branded unit (model 8942), which means it might’ve been a house favorite for a certain breed of mid-tier audiophile in the '70s.

Owners report it’s a straightforward swap: one user said their new stylus looked identical to the original and performed just as well, if not better. Another praised the packaging, shipping speed, and fit — “diamant comme décrit et parfaitement adaptable,” which, translated, is about as glowing as a French eBay review gets. Someone else simply said the price was fair and the item arrived as described. That’s about as emotional as it gets with replacement styli — and honestly, that’s fine. When you’re this deep in the weeds, you don’t want drama. You want compatibility, clarity, and a needle that won’t shred your first pressing of Kind of Blue.

Specifications

Collectibility & Value

Here’s the rub: the ADC QLM36mkIII stylus isn’t collectible in the way a mint-in-box Shure V15 is. It’s a consumable. But because ADC didn’t exactly flood the market with replacements, and because original stock dried up decades ago, third-party and NOS (new old stock) versions now trade at what feels like collector prices for a tiny piece of mounted diamond. Current listings show a range: €29 on Marktplaats, around $31.51 (C $45.02) on eBay, and as high as $60 on specialty sites like HifiShark — sometimes under fancy names like “Diamante Zaffiro” or “Diamant Saphir,” which sound more boutique than they probably are. Whether it’s worth $60 for a single stylus depends entirely on how much you value your existing cartridge and how hard you’ve looked elsewhere.

One thing the data doesn’t say — but every vinyl veteran knows — is that mismatched or poorly aligned styli can do real damage. So while the reviews are positive (“as described,” “perfectly adaptable”), the lack of published specs like tracking force, compliance, or frequency response is a real blind spot. You’re trusting the seller’s word that this is a faithful reproduction. No common failures are documented in the research, but if you’re installing a $60 needle on a 40-year-old cartridge, you’re already playing with fire — the good kind, hopefully.

eBay Listings

Diamond Tip Stylus ADC QLM36-MkIII, XLM-MkII, XLM-MkIII

$68.83

ADC QLM 36 MKII W/ Headshell

$150

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