Specifications

Crestron QM-RMCRX QuickMedia Receiver/Processor
Specifications
Specifications for the QM-RMCRX are given in the following table.
QM-RMCRX Specifications
SPECIFICATION DETAILS
CPU 32-Bit Motorola 5272 ColdFire
®
Processor
Processor Speed 63 MIPS (Dhrystone 2.1 Benchmark)
Memory 36MB (4 MB flash, 32 MB SDRAM, 256 KB NVRAM)
1
Default Network ID 02 (shipped as control system master)
Ports/Connectors
2
LAN One – RJ-45 10/100 BaseT, full duplex Ethernet port
Default IP Ports: 80 = HTTP/Web Host,
41794 = Crestron, 41795 = Diagnostics/Viewport
INFRARED – Serial Out One – 2-Position Mini connector IR port (Supports up to
five IR devices)
INPUT – Digital
COM (A & B)
One – 5-Position Mini connector (four inputs and GND)
Two – DB9 bidirectional serial ports (RS-232) baud rate
up to 115,200 bps (Port B is used for initial
communication and setup). Refer to page 18.
24 VDC, 2 A One – Male receptacle for external power pack (included)
Cresnet Two-4-pin mini connectors
Composite Video Output One-BNC male connector
S-video Output One-Mini-DIN 4-pin connector
RGBHV Output One D15HD female connector
Audio line level output One-6-pin mini connector
Speaker output Two-2-pin connectors
QuickMedia One QM RJ-45 connector
Reset Buttons
HW-R
SW-R
Initiates system hardware reset
SIMPL Windows program restart.
(If held at startup, bypasses program)
Composite/S-video
Video gain
Bandwidth
0 dB (unity, double termination)
>40 MHz (-3 dB) at unity gain
RGB Video
Gain 0 dB (unity, double termination)
Maximum
Resolution/Refresh Rate
1600 x 1200 @ 60 Hz, at unity gain, with cable length of
300 feet and maximum compensation at receiver.
Bandwidth Compensation Digital control, 10-bit D/A
Digital Gain Control 10-bit D/A (low frequency compensation)
Propagation delay
Compensation
Digitally controlled delay line (4-bit control)
Maximum Compensation 15 ns (for R, G, or B independently)
Audio Line-Level Channels
Maximum Line-Level
output
2 V
RMS
per channel
Output Impedance 100 Ω unbalanced
Frequency Response 20 Hz to 20 kHz, +/- 0.5 dB
Signal-to-Noise Ratio 20 Hz to 20 kHz A-weighted 94 dB
Total Harmonic Distortion 20 Hz to 20 kHz 0.05%
1. For more information on system memory usage, refer to “Memory” on page 10.
2. For more information on controls, ports, and indicators, refer to the following “Physical
Description”, which begins on the next page.
Specifications continued on next page
Operations Guide – DOC. 6236 QuickMedia Receiver/Processor: QM-RMCRX • 5