Made in the USA. The Norma features a 2 year warranty to the original owner. Medium output, otherwise identical to Aida; itself a triumph of Soundsmith Engineering, Stereophile Class “A” rated, a rarity at its price point – and for good reasons. The Aida employs a single crystal Ruby Cantilever and our Optimized Contour Line Contact Stylus; we did this to resolve the challenges of playing the inner grooves with the same level of confidence as the outer. Specs Type: • Fixed Coil / Moving Iron Mount: • Standard ½” Stylus: • Contact Line, Nude, 0.10 mm square Radius of Curvature: • Optimized Contour Contact Line Cantilever: • Ruby Recommended Tracking Force: • 1.3 – 1.6 g Standard (Medium Compliance) • 1.0 – 1.2 g (Special Order High Compliance) Effective Tip Mass: • 0.30 mg Compliance: • 22 µm/mN (Medium Compliance) • 28 µm/mN (High Compliance) Frequence Response: • 20 – 20,000 Hz ± 2.5 dB Channel Separation @ 1000 Hz: • > 30 dB • N/A (Mono version) Channel Separation @ 50 – 15,000 Hz: • > 25 dB • N/A (Mono version) Channel Difference: • < 1.0 dB • < 1.0 dB (Mono version) Output Voltage @ 5cm/sec: • > 1.10 mV (MEDIUM) DC Resistance (DCR): • 110Ω Coil Inductance per channel: • 30 mH Suggested Preamp Gain: • 48 – 54 dB Cartridge Weight: • 6.80 g Recommended Load Resistance: • ≥ 1.5kΩ Recommended Load Capacitance: • n/a