Opus-1 Cartridge
Air Tight Opus-1 is a top-of-the-line MC Phono Cartridge that features:
- Second-to-none, 3-dimensional image made available in soundstage
- Unprecedented, sublime sonic balance achieved through years-long research seeking for optimum combination ratio in internal impedance and output voltage
- Exclusive, renowned SH-µX core sealed in ultra-hard duralumin housing fortified by nickel plating
Specifications
| Type | Ultra Low Impedance MC phono cartridge |
| Frequency range | 10-50,000Hz |
| Internal impedance | 1.4 ohms (DCR) |
| Output voltage | 0.45mV/1kHz |
| Magnet | Neodymium#50 |
| Tracking force | 1.9-2.2g |
| Dynamic Compliance | 8×10-6Cm/Dyne |
| Cantilever | Boron Cantilever |
| Stylus Tip Type | Semi-line contact (3µmm×30µmm) |
| Channel balance | Less than 0.5dB/1kHz |
| Cross talk | More than 30dB/1kHz |
| Cartridge base | A7075(DLC plating) |
| Housing | A5056(Rhodium plating) |
| Terminal | Rhodium plating |
| Weight | 12.5g |
