My client purchased this cartridge but his whole Analog project never realized due to the circumstances his is your gain.
Air Tight Opus-1 Mc Cartridge in sealed original double box brand New.
Type: Ultra-low-impedance moving-coil cartridge.
- Frequency response: 10–50kHz
- Output voltage: 0.5mV
- Internal impedance: 1.4 ohms (DCR)
- Magnet: Neodymium #50
- Stylus pressure: 1.9–2.2g
- Channel balance: Within 0.5dB (1kHz)
- Crosstalk: More than 30dB
- Terminal pins: Rhodium-plated
- Weight: ca. 12.5g