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X48C1 Original

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X48C1 Original

ISCHELL Pickups

Thank you for purchasing a system ISCHELL. We are delighted to welcome you to the growing number of world-renowned music, technician, audio engineers and artist users who have chosen to use our systems.

We are at your disposal and we will always remain so over time, for any question relating to the use of our systems on your instrument. Your complete satisfaction is a priority for us. Consult the online help and contact us if you cannot find the solution to your problem.

  • The model X48C is equipped with the new type of contact microphone C1 developed by the brand ISCHELL in 2008 and which succeeds the previous technologies, in order to reproduce with the greatest fidelity the acoustics of your instrument, the attack, the timbre, the woody color, your playing and your playing nuances, without the problems of feedback and resumption of surrounding sounds. Our hybrid Air / Contact technology works without a filter between the membrane and the soundboard of your instrument. We thus reproduce on a reduced and isolated scale an ultimate aerial sound pickup, controlled by the immediate environment of our specific putty audio adhesive.
  • The sound is comparable to an aerial microphone, fidelity, warmth, width, air… With the acoustic insulation and the feedback resistance of a cell allowing high levels face / returns. You can easily use it in an amp, apply effects or make clean loops. A revolution in the amplification of many instruments on stage! An innovation ISCHELL !
  • All our products are manufactured and assembled in France by hand, with awareness and respect for a job well done, only with high quality components, for products that we hope will bring you satisfaction for many years on stage, in the studio and at each of your performances amplified.
  • You made the right choice, the model X48C is easy to use, it works on phantom power from 9 to 48 volts, is removable and adapts to many instruments ...
  • We strongly recommend that you take a few minutes to read this manual. Indeed, it is important to respect a few principles in order to benefit simply and quickly from these new systems.

What you need to know !

  • Always unplug your instrument before attempting placement again or changing the low cut.
  • Carefully reform the roll of putty adhesive as shown, every time!
  • Wash your hands before kneading the putty and carefully clean the bonding spots before doing your tests, they should be dry, non-greasy, clean and smooth.
  • Use only the audio adhesive putty ISCHELL !
  • This system requires 9v to 48v phantom power to operate.
  • The electronics contained in the XLR are fragile. Operate gently to act on the low cut. A small pointed object is needed to operate the switches.
  • The use of the low cut is not compulsory and depends on the instruments. The 360Hz cut-off is the default position for acoustic instruments, your system is delivered to you in this position. However, if after finding the best mic placement you are running low on bass width, then try 180Hz (Mid Position) or Flat (Full Bandwidth).

Low cut inside the XLR:

  • Open the XLR gently as pictured. A small switch is inside allowing three positions 180Hz / 360Hz / Flat.
  • The two switches on the left cut the bass below 360Hz (maximum cutoff).
  • To have all the bandwidth (Flat), push the bottom switch to the right (the top one stays on the left).
  • The 180Hz position is obtained by putting the top switch on the right (the bottom one remains on the left).
  • A drawing represents these positions on the hull of the XLR.

Choice of adhesive putty for the C1 Original:

  • Your system is delivered to you with 2 doses of adhesive putty, one white and one gray, they do not have the same sound.
  • The white putty has a linear sound and rather bright in the highs, this is the one you should use by default for your testing.
  • The gray putty sounds rounder in the bass and duller in the treble. When the sound remains too bright with the white putty, try with the gray putty in the same spot. Suitable for very shiny instruments and sometimes for quartet, double bass, violin ...
  • We recommend that you start testing with the white putty. If after determining the best position the sound remains too bright or lacks roundness, then try with the gray putty in the same spot.

Preparation of the C1 Original contact microphone

  • Knead and stretch a portion of the supplied putty audio adhesive for at least 30 seconds to heat it up and make it stickier.
  • If it is less than 18 ° in your room, you can possibly warm it slightly by bringing it near a source of gentle heat.
  • Then make a regular roll 6cm long and 6mm in diameter.
  • Then place it around the edge of the microphone provided for this purpose, taking care to connect the two ends of the roll well by covering them, then release the central part without crushing it
  • The place chosen for installation must be clean and dry, degreased if necessary.
  • Put the microphone down then press it lightly, it should not touch the instrument, approximately 2 / 3mm.
  • Then seal the putty all around the mic to make the middle part of the mic airtight.
  • Then place a cable clip 3/4 cm with a little putty to avoid picking up noise by the cable.
  • If during the first tests a sharp feedback is heard, it means that the seal has not been respected, press the putty all around the microphone again.
  • If you find that the tonal balance is good but the sound is not homogeneous in its dynamics (volume of the notes) or harmonics, lightly press the microphone again, this will compress the sound and may correct these problems. If possible, use the adjustable shim provided. See below.
  • If you think you have compressed your sound too much, you can, without removing the microphone, try to pinch it to make it go up a bit. Attention, all these manipulations must be unplugged microphone.
  • Important: Only use the audio adhesive putty ISCHELL, any other putty will distort the sound.

Compression control

You can use the included adjustable compression shim to control the pressure on the mic. Indeed, the pressure on the microphone acts as an audio compressor, the more you push it into the adhesive putty, the more you compress the output sound, so you will have less level but a more stable sound in its dynamics. Can also correct harmonics that would be redundant on a violin, folk guitar ...

  • Place the microphone where you want it and lightly press it down.
  • Adjust the level of compression by turning the knob on the cleat.
  • Place the wedge on the microphone and press until it touches the surface of the instrument.
  • Wait a few seconds, remove the wedge then seal the putty all around the microphone to ensure a seal.
  • Try the instrument.
  • Increase the compression level if necessary by repeating this operation. 
  • The average compression point is located between the 5th and 7th point on the cleat, starting from the smallest.
  • Can be used to know the compression of your microphone if you need to remove it in order to reproduce it. Place the wedge on the microphone and then turn the knob until you feel you touch the microphone. Note the value of the button in order to reproduce this depression during the next pose.

Features

  • Model X48C ISCHELL
  • Contact microphone C1 Original
  • Condenser microphone
  • Bandwidth: 40 / 16000Hz
  • audio adhesive putty Ischell provided
  • Active electronics
  • Three position low cut: 360Hz, 180Hz, Flat
  • Balanced XLR output
  • Requires 9v to 48 volt phantom power to operate
  • Cable length depending on the instrument, 45 - 55 - 65cm
  • Standard flat or curved mounting plate (cello)
  • Fixing of the plate by double face or Velcro scratch
  • Weight: 50 gr.
  • Made in France

After-Sales Service

  • Our products are guaranteed against any manufacturing defect for 2 years from the date of purchase.
  • We are at your disposal and we will always remain so in time for any question relating to the use of our systems on your instrument.
  • Your complete satisfaction is a priority for us. Consult the online help and contact us if you cannot find the solution to your problem.
  • Refer to the CGV on www.ischell.com for more information on the warranty.

Contact

ISCHELL MICROPHONES  119 impasse de la gare – 44800 Saint-Herblain – FRANCE

Tel: +33 (0)6 62 09 54 91 – Email: info@ischell.com

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