Grado Sonata 4 Phono Cartridge

The Grado Sonata 4 Phono Cartridge utilises a four-piece OTL aluminium cantilever and a nude elliptical diamond to deliver wide-bandwidth analogue playback for discerning vinyl listeners. Distinguished among premium phono cartridges, this moving iron transducer is housed in a resonance-damping Mediterranean olive wood body engineered to control mechanical vibration and preserve tonal fidelity. Hand-assembled in Brooklyn as an essential component of the Timbre Series, it incorporates ultra-high-purity continuous-cast copper coils to ensure linear phase response and consistent channel balance across demanding record grooves.The Hi-Fi Centre Team TakeLiving with the Grado Sonata 4 brings an organic presence and textural realism to daily listening sessions that digital formats rarely match. Its Mediterranean olive wood body gives acoustic instruments and vocals an effortless sense of decay, proving especially rewarding during late-night vinyl playback where low-level micro-dynamics matter most. The flux-bridger moving iron architecture delivers an agile, low-mass transient response without inducing the high-frequency fatigue common in many moving coil alternatives. It turns album playback into a deeply engaging ritual, tracking complex dynamic passages with steady authority and fatigue-free musical flow.Key Acoustic & Design Features Mediterranean Olive Wood: Precision-machined hardwood housing dampens internal mechanical resonances to preserve natural acoustic timbre and background silence. Optimised OTL Cantilever: Four-piece aluminium assembly with a nude elliptical diamond stylus achieves reduced tip mass for accurate groove tracking. High-Purity OCC Coils: Ultra-pure continuous-cast copper windings maintain accurate phase integrity and clean low-level signal transfer. Authorized Dealer Advantage: Guaranteed 100% authentic Grado engineering with complete manufacturer warranty protection and dedicated support from Hi-Fi Centre. Technical Specifications Brand & Model: Grado Sonata 4 Series: Timbre Series Transducer Type: Moving Iron (MI) / Flux-Bridger Body Material: Mediterranean Olive Wood Cantilever: Four-Piece OTL Aluminium Stylus Profile: Nude Elliptical Diamond Output Options: High Output (4.0 mV at 5 cm/s) / Low Output (1.0 mV at 5 cm/s) Frequency Response: 10 Hz – 60,000 Hz Channel Separation: 30 dB (average at 10 Hz – 30,000 Hz) Recommended Tracking Force: 1.6 g – 1.9 g Stylus Compliance: 20 µm/mN Internal Resistance: High Output: 660 Ω | Low Output: 70 Ω Internal Inductance: High Output: 55 mH | Low Output: 6 mH Input Load: 10,000 Ω – 47,000 Ω (non-sensitive to capacitive load) Cartridge Weight: 9.4 g Country of Manufacture: United States (Brooklyn, NY)