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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.

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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

    http://www.airtight-anm.com/components/opus1.html

Air Tight PC-1 coda

More components

  • PC-1 Supreme

    Cartidges

    Air Tight PC-1 Supreme

    The Air Tight PC-1 Supreme has an amazingly low internal resistance of just 1 ohm. Thanks to the epoch-making SH-uX coil material, Air Tight designers managed to increase the thickness of the conductor and reduce the number of coils by 40%!

  • PC-1 coda

    Cartidges

    Air Tight PC-1 coda

    The base of the cartridge is made of A7075 aluminum alloy, which provides precise bass and a clean sound stage, while the body is made of A6063 aluminum. The needle holder is boron, a needle with an elliptical "semi-line contact" sharpening is attached to it. The downforce is 2-2.2 g. The terminals are coated with rhodium.

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