The cartridge’s composite body, made of die-cast zinc, aluminium, and high-rigidity polymer, reduces and disperses resonance across the entire body, resulting in balanced, natural sound reproduction that doesn’t favor particular frequencies. The AT33x dual moving coil cartridge design features independent left- and right-channel PCOCC (Pure Copper by Ohno Continuous Casting) coils for outstanding channel separation and pure, smooth signal transmission. A neodymium magnet and permendur yoke create a strong magnetic field that maximizes power generation efficiency, resulting in responsive, high-resolution analogue playback.
Like all AT33x Series cartridges, the body of the AT33xMLD includes threaded holes for easy mounting (just two screws required). These threaded holes are especially useful when mounting the cartridge to an integrated tonearm.
Please Note: AT33xMLD’s stylus assembly is not field-replaceable, but Audio-Technica offers a fee-based Moving Coil Exchange Program to properly service your moving coil cartridge.
Material Difference
The AT33xMLD’s rigid duralumin pipe cantilever, which tapers toward the microlinear stylus tip for improved response, is linked with a firm suspension mechanism, slightly lowering the dynamic compliance. Two independent PCOCC coils are positioned at the cantilever’s fulcrum to ensure pure signal transmission for each channel.
Sound Body
Each AT33x Series cartridge body is constructed of three distinct materials – die-cast zinc, aluminium, and high-rigidity polymer – optimally arranged to reduce and disperse resonance across the cartridge body so that no frequency predominates during playback. Threaded holes are incorporated into the body for easy mounting.
Features
AT33x Series dual moving coil stereo cartridge with microlinear nude stylus:
Brings out the warmth in instruments and the human voice; an excellent choice for playing rock and jazz records, particularly those recorded in the 1950s, ’60s and ’70s
Dual moving coil design, featuring independent left and right coils, provides outstanding channel separation
PCOCC (Pure Copper by Ohno Continuous Casting) coils provide pure, smooth signal transmission
Neodymium magnet and permendur yoke maximize energy efficiency for high-resolution, responsive playback
Composite cartridge body (die-cast zinc, aluminium, and high-rigidity polymer) reduces resonance throughout the body for balanced, natural sound reproduction
Highly rigid and dense die-cast zinc material is used at the base of the cartridge to suppress unwanted vibrations and improve the expressiveness of the mid-to-low frequency range
Threaded mounting holes make it easier to mount the cartridge to a headshell, especially one integrated into a tonearm
Microlinear nude stylus tracks the record groove with incredible accuracy, providing more nuanced sound reproduction than elliptical and conical styli
High-hardness duralumin tapered pipe cantilever enhances high-frequency control
Newly developed suspension mechanism and rubber damper design (with lower dynamic compliance than other A-T cartridges) enable the cartridge to be used with a variety of tonearms
Thick gold plating on the terminal pins reduces contact resistance and enhances sound quality
Crafted and hand-finished by artisans in Japan
Please Note: AT33xMLD’s stylus assembly is not field-replaceable, but Audio-Technica offers a fee-based Moving Coil Exchange Program to properly service your moving coil cartridge.
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Frequency Response: 20 to 42,000 Hz
Channel Separation: 27 dB (1 kHz)
Vertical Tracking Force: 19°
Tracking Force: 1.8 to 2.2 g (2.0 g standard)
Recommended Load Impedance: ≥ 100 ohms (when head amplifier connected)
Coil Impedance: 12 ohms (1 kHz)
DC Resistance: 12 ohms
Coil Inductance: 26 μH (1 kHz)
Output Voltage: 0.4 mV (1 kHz, 5 cm/sec.)
Output Balance: 1.0 dB (1 kHz)
Stylus Shape: Nude Microlinear
Cantilever: Duralumin tapered pipe
Static Compliance: 21 × 10-6 cm/dyne
Dynamic Compliance: 6 × 10-6 cm/dyne (100 Hz)
Dimensions: 16.1 mm (0.63”) × 16.6 mm (0.65”) × 26.1 mm (1.0”) (H × W × D)
Accessories Included: Non-magnetic screwdriver; Brush; Washer* × 2; Cartridge installation screws* (M2.6) (8.0 mm (0.31”) × 2, 10.0 mm (0.39”) × 2, 13.0 mm (0.51”) × 2); Protector
Threaded Hole: M2.6 × 2Stylus
Curvature Radius: 2.2 × 0.12 mil
Type: MC
Weight: 10.1 g (0.36 oz)
Notes* Washers × 2 and screws (8.0 mm (0.31”)) × 2 are used to secure the cartridge in the box at the time of purchase.
For product improvement, the product is subject to modification without notice.

