Ortofon 2M Bronze Cartridge

Why choose the Ortofon 2M Bronze

What sets the 2M Bronze apart from other cartridges in the 2M range?

The 2M Bronze is the cartridge in the 2M lineup that combines a Nude Fine Line diamond with Ortofon's split pole pin generator and silver-plated OFC coil wire, a pairing not used together at the lower end of the range. The Nude Fine Line stylus is mounted directly to the cantilever tip rather than bonded to a shank, which reduces moving mass and lets the diamond follow groove modulation more closely at high frequencies. The split pole pin design, upgraded with silver-plated copper wire, refines how the generator converts stylus movement into electrical signal, supporting the cartridge's frequency response of 20 Hz to 20 kHz, +2/-0 dB, and a channel separation of 26 dB at 1 kHz. Together these elements give the 2M Bronze a tighter, more even response across the audible band than cartridges using a bonded elliptical or spherical stylus, which is the main reason buyers choose it over the entry-level 2M Red or 2M Blue.

Which turntables and tonearms is the 2M Bronze compatible with?

The 2M Bronze uses the same half-inch mounting standard, weight, and overall dimensions as the rest of the 2M Series, so it fits the majority of turntables and tonearms on the market without requiring a different headshell or counterweight. Its cartridge weight of 7.2 g sits within the range most S-shaped and straight tonearms are designed to balance, and the recommended tracking force of 1.5 g, within a permitted range of 1.4-1.7 g, is achievable on standard counterweight and anti-skate mechanisms. For correct electrical matching, the phono stage should be set to a load resistance of 47 kOhm and a load capacitance of 150-300 pF; getting the capacitance within this range matters because it works with the cartridge's internal inductance of 630 mH to keep the upper end of the frequency response flat rather than peaked or rolled off.

Which 2M Bronze variant matches your tonearm and headshell?

The 2M Bronze is available in four mounting configurations, and choosing the right one depends on tonearm type rather than sound quality, since the generator and stylus are shared across variants. The standard 2M Bronze suits the most common half-inch mount tonearms. The 2M Bronze Premounted, at 16.7 g including its mounting hardware, is intended for direct, tool-free fitting and replacement on S-shaped tonearms that accept a premounted assembly. The 2M Bronze Verso is built for bottom-mount headshells, where the cartridge attaches from underneath rather than from the side. The 2MR Bronze uses a housing shaped for low-form-factor tonearms such as those fitted to Rega turntables, where standard-height 2M bodies won't sit correctly in the headshell. Buyers should check their tonearm's mounting style before ordering, since fitting the wrong variant means the cartridge won't align in the headshell at all.

How do you set up the 2M Bronze for accurate tracking?

Installation centres on three adjustments: tracking force, tracking angle, and azimuth. Tracking force should be set to the recommended 1.5 g using a calibrated stylus force gauge, since running below the 1.4-1.7 g range increases the risk of mistracking on heavily modulated passages, while running above it accelerates stylus and record wear. The cartridge is specified with a tracking angle of 20°, so the tonearm height should be adjusted so the cartridge body sits roughly parallel to the record surface at this angle, which keeps the stylus tracing the groove wall at the angle the diamond was cut for. Tracking ability is rated at 80 µm at 315 Hz, a figure that indicates how much groove modulation the stylus and suspension can follow before distortion sets in, and accurate force and angle setting is what allows the cartridge to reach this figure in practice. A dynamic lateral compliance of 22 µm/mN means the suspension is on the springier side, which works well with medium-mass tonearms; very high-mass arms can form a resonant pairing that sits outside the ideal 8-12 Hz range for the arm-cartridge system.

What stylus profile does the 2M Bronze use and why does it matter for record wear and detail?

The 2M Bronze fits a Nude Fine Line diamond with a tip radius of 8/40 µm. The Fine Line profile has a narrower contact radius across the groove than a standard elliptical stylus, which lets it reach further into the groove and trace high-frequency modulation that a wider tip can't follow accurately. Because the contact area is shaped to match the groove geometry more closely, it also distributes tracking force over a larger surface area than a spherical or basic elliptical stylus at the same tracking weight, which is relevant for anyone concerned about long-term wear on valuable or original pressings.

What is the 2M Bronze's body made from and how does that affect handling?

The cartridge body combines polymer and aluminium in a black and bronze finish. The polymer sections keep overall weight down, which is what allows the cartridge to stay within the 7.2 g range most tonearm counterweights are designed for, while aluminium is used at structural points such as the stylus guard and generator housing. The body was developed with Danish industrial designer Møller Jensen Design, with a faceted shape said to be inspired by the contours of a cut diamond; this affects handling and alignment rather than sound, since the flat reference edges make it easier to align the cantilever visually against a protractor during setup.

Where does the 2M Bronze sit if you're upgrading from a lower 2M model or considering a moving coil cartridge?

Buyers moving up from the 2M Red or 2M Blue are typically looking for the jump from a bonded stylus to a nude-mounted Fine Line diamond, which is the main mechanical change that improves high-frequency tracking and channel separation. The 2M Bronze sits below the 2M Black, which uses a Shibata-type stylus and a different generator tuning, so buyers wanting the most resolving cartridge in the 2M range, and willing to manage its tighter setup tolerances, would look at the Black instead. Compared with moving coil cartridges, the 2M Bronze keeps the higher output voltage of 5 mV and 47 kOhm load resistance typical of moving magnet designs, so it works directly with standard moving magnet phono inputs and doesn't require a step-up transformer or a phono stage with adjustable gain for low-output cartridges. That makes it a practical upgrade path for owners who want better tracking and separation without changing their phono stage or rest of their signal chain.