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By: Crestron
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The World's Leader for Advanced Home, Campus & Building Control Automation Solutions
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QuickMedia Transmitter

The QM-TX provides a low-cost multimedia interface solution for QuickMedia®-based MediaManager systems. As a portable or rack-mounted alternative to Crestron's popular QM FlipTops and Wallplates, the QM-TX can be used in a variety of applications to send audio, video, and computer signals to one or more projectors, plasmas and audio amplifiers using Crestron's exclusive single-wire QuickMedia transport.

QM-TX features include:

  • Portable or rack-mount QuickMedia interface
  • RGB, video, S-Video, component & audio inputs
  • Video input signal sensing
  • Single-cable signal transmission up to 450 feet
Video
  Signal Types RGB and composite, S-Video, or component video
  Video/HDTV Formats NTSC or PAL, HDTV up to 1080i/1080p
  RGB Formats RGBHV, RGBS, or RGsB
  Gain 0dB (75 ohms terminated)
  Maximum Resolution 1920 x 1200 @ 60Hz (at unity gain) with maximum cable length of 450 feet and maximum compensation at receiver
Audio
  A-D Conversion 24-bit, 48 kHz
  Frequency Response 20Hz to 20kHz
Connectors
  R/C/Pr, G/Y/Y, B/COMP/Pb, H, V (5) BNC female, Multi-format RGB/Video input;
Formats: RGBHV, RGBS, RGsB, YPbPr, S-Video (Y/C), composite;
Input Impedance: 75 ohms;
H/V Sync Impedance: 620 ohms;
Maximum Input Level: 0.7 Vp-p for RGB and C of S-Video; 1 Vp-p for composite and Y of S-Video;
Maximum H/V Sync Level: 5 Vp-p;
Signal sensing on G/Y/Y, B/COMP/Pb, and H
  G (1) 6-32 screw, chassis ground lug
  AUDIO (1) 5-pin 3.5mm detachable terminal block;
Balanced/unbalanced stereo line-level audio input;
Maximum Input Level: 4 Vrms balanced, 2 Vrms unbalanced;
Input Impedance: 10k ohms balanced, 5k ohms unbalanced
  QM OUT (1) 8-wire RJ45 female, QuickMedia output port;
Connects to QM input port of any QuickMedia device via CresCAT-QM or CresCAT-IM cable*
  NET (2) 4-pin 3.5mm detachable terminal blocks;
Cresnet slave ports, paralleled;
Connect to Cresnet control network via CresCAT-QM or Cresnet cable
Buttons & LED Indicators
  PWR (1) green LED, indicates 24 Volts DC power supplied from Cresnet control network
  NET (1) yellow LED, indicates communication with Cresnet system
  VIDEO ACT (1) red LED, indicates signal at the G/Y/Y, B/COMP/PB, or H connectors
  SETUP (rear) (1) miniature pushbutton and red LED, used for touch-settable ID (TSID)
Power Requirements
  Cresnet Power Usage 5 Watts (0.21 Amp @ 24 Volts DC)
Environmental
  Temperature 41° to 104°F (5° to 40°C)
  Humidity 10% to 90% RH (non-condensing)
Enclosure
  Chassis Steel, black matte powder coat finish
  Faceplate Extruded aluminum, black matte powder coat finish with polycarbonate label overlay
  Mounting Freestanding or 0.5U 19-inch rack-mountable (adhesive feet included, ST-RMK rack kit sold separately)
Dimensions
  Height 1.80 in (4.57 cm);
1.70 in (4.32 cm) without feet
  Width 7.07 in (17.96 cm)
  Depth 7.02 in (17.83 cm)
Weight
  2.05 lbs (0.93 kg)


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Prices and specifications subject to change without notice.