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Chameleon 64i
(click here for technical specificationsmanual pricing, spec sheet)

The Chameleon 64i modular audio/video routing switcher is expandable to a 64x64 matrix in a single 9U rackframe.

Expandable to 64x64

25 MHz video bandwidth

Simple RS232 protocol

Volume & Tone control option

Front panel audio/video monitor option

5-year warranty

   
Applications:
Residential
Education
Judicial/Correctional Systems
Stadiums/Theme Parks
Sports Bars/Restaurants

 

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Knox Chameleon 64i modular audio/video routing switcher

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The Chameleon 64i modular audio/video routing switcher is expandable to a 64x64 matrix in a single 9U rackframe.  Matrix configurations are assembled by inserting cards onto the backplane in the rackframe.  Crosspoint arrays are assembled by increments of eight.  These 25 MHz matrix routing switchers route NTSC or PAL video and mono or stereo unbalanced audio.  Audio can follow video or can be routed separately.

In addition to routing audio, the optional Volume and Tone control (VT) package is available.  The VT option allows full control of input and output levels, balance, and bass and treble for any audio signal directly from the Chameleon 64i.  Set variable audio input levels in to the 64i and control the output volume to each destination directly from the router.  Tone adjustments can also be controlled for optimal audio quality.

Audio control features include input trim, variable audio output levels, loudness and mute.  Output volume and balance controls allow for 1.25db incremental adjustments, or levels can be pre-set.  Input trim adjustments provide control of every audio input signal, which can be individually trimmed in 1.25db increments to achieve input matching.  Bass and treble control features offer full boost and cut capability.  The loudness function, related to the Fletcher Munson curves, may be toggled on and off.  Audio fade-out is enabled through the timed fader.  The timed-audio fade function offers a full-fade range of one-tenth of a second to 10 full seconds.

The VT features are controlled either via the front panel controller or through RS232.  Optional Windows™ control software from Knox features a volume and tone control graphic user interface.

                                           

 

Technical Specifications
Video
  Frequency Response +/- 0.5 dB to 20 MHz, -3dB at 30 MHz
  Maximum Input/Output Level +/-1.4 Volts peak
  Crosstalk less than -50 dB at 4 MHz
  Input Impedance 75 ohms, DC coupled
  Output Impedance 75 ohms, DC coupled
  DC Offset less than +/-10 mV
  Gain unity +/-0.2 dB
  Connectors BNC
     
Balanced Audio
  Hum and Noise <-90dB
  Frequency Response  20 Hz to 50 KHz +/- 1/4 dB
  Level 0, 4, or 16 dB, clipping at 18 dB
  Impedance Bridging, or 600 ohm termination
  Crosstalk < -90dB at 20 KHz
  Connectors Phoenix screwtype, removable
     
Unbalanced Audio
  Frequency Response  +/- 0.25 dB 10Hz to 100 kHz at +3dBu
  Hum and Noise (22Hz to 22kHz): less than -85 dBu
  Total Harmonic Distortion

(22Hz to 22kHz): less than 0.1% at +3dBu

  Intermodulation Distortion (SMPTE) less than 0.3% at +3 dBu
  Maximum Input Level +/-1.5 Volts peak (+3 dBu)
  Maximum Output Level +/- 3.0 Volts peak (+9 dBu)
  Crosstalk less than -85 dB at 1kHz, -60 dB at 20kHz
  Stereo Separation less than -85 dB at 1 kHz, -60 dB at 20 kHz
  Input Impedance 100k ohms, DC coupled
  Output Impedance

500 ohms, DC coupled
Gain (all controls flat): unity +/- 0.2 dB

 

  Connectors RCA
     
Audio Functions
   
  • Output Volume

  • Input Trim

  • Bass Boost/Cut

  • Treble Boost/Cut

  • Left/Right Balance

  • Mute

  • Loudness

  • Timed Fader
     
Power
   

nominal 115/230 VAC 50/60Hz, 150W Maximum

supplying +/-8vdc nominal at 5A

     
Dimensions
   

9U rackmount chassis with hinged front panel

15.75” high x 19” wide x 10” deep

     

 

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