Cartidges — Air Tight Opus-1
Description, images, technical data and specifications
Air Tight Opus-1
Image source — © Air Tight
Reference level Opus-1 offers SH-uX core sealed in ultra-hard duralumin housing. Extended frequency range 10 - 50,000 Hz and 1.4 Ohms internal impedance looks very impressive.
Specifications
Model name
Opus-1
Type
MC
Stylus
pure diamond semi-line contact (3μmm×30μmm)
Body
duralumin
Cantilever
boron
Coils
N/A
Output voltage (mV@5cm/sec)
0.45
Frequency response low +/- 3dB (Hz)
10
Frequency response high +/- 3dB (Hz)
50000
Internal impedance (Ohm)
1.4
Channel separation (dB / 1,000 Hz)
30
Compliance (×10-6cm/dyne at 100Hz)
8
Recommended load (Ohm)
N/A
Recommended tonearms
Medium
Weight (g)
12.5
Official link
