MRX4000 PLUS Specifications
C-2
MRX4000 PLUS
Technical Reference
Manual
Audio Channels: . . . Demodulation of 4 Independent Subcarriers
Subcarrier Frequency:
Input tune range: . . . . . . . . 4.5 MHz to 8.59 MHz tunable in 5
Khz steps (local/serial control)
AUDIO PERFORMANCE
Frequency Response: . . . . . . . . . . . . (40 Hz to 15 KHz): ±1.0 dB
(40 Hz to 10 KHz): ± 0.5 dB
THD: . . . . . . . . . . . . . . . . . . . . 0.5 % @ 1 KHz (75 KHz deviation)
2.0 % @ 1 KHz (200KHz deviation)
Signal/Noise: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68 dB (min.)
Output Impedance: . . . . . . . . . . . . . . . . . . . . . 600 ohms balanced
Output Level (adjust): . . . . . . . . . . +8 dBm – line level – nominal
(0 dBm to +18 dBm) – local/serial
Audio Channel Crosstalk: . . . . . . . . . . . . . . . . . . . . . . . . . . . 60 dB
De-emphasis: . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 uS/75 uS , flat
CODFM DEMODULATION
IF Input: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70 MHz
Input Range: . . . . . . . . . . –10 dBm nom.l, (–10 dBm to –20 dBm)
Bandwidth (Selectable): . . . . . . . . . . . . . . . 6 MHz, 7 MHz, 8 MHz
Threshold: . . . . . . . . . . . . . C/N-within 2 dB of ET51 300 744 Std.
COFDM Acquisition Speed: . . . . . . . . . . . . . . 100 mSec (typical)
Modulation Type: . . . . . . . . . . . . . . . . . . . QPSK, 16QAM, 64QAM
Output: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ASI
Packet Length: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 188 bytes
Forward Error Correction (FEC)-Auto Detect: . . . . . . . . . 1/2, 2/3,
3/4, 5/6, 7/8
Guard Intervals-Auto Detect: . . . . . . . . . . . . . . 1/32, 1/16,1/8,1/4
MPEG DECODER
Output: . . . . . . . . . . . . . . . . . . . . . . . . . . . . SDI, Composite Video
Chroma Profile: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4:2:2 / 4:2:0
Line Standard: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 525/625
GOP Structures: . . . . . . . . . . . . . . . . . . . . . . . . . . . . Variable GOP
Horizontal Resolution: . . . . . . . . . . . . . . . . . . . 720, 704, 544, 352
Selectable Vertical Resolution: . . . . 576 (625 line), 480 (525 line)
Bit rates: . . . . . . . . . . . . . . . . . . . . . . . 4:2:0 – 1.5 Mbits – 15 Mbits
4:2:2 – 2.0 Mbits – 50 Mbits
Decoding Type: . . . . . . . . . . . . . . . . . . . . . . . . . . . MPEG II layer 2
Bit Rates: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 384 K/Stereo Pair
Sampling: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48 KHz
Composite Video Output: . . . . . . . . . NTSC (w/wo pedestal)/PAL
WAYSIDE CHANNEL
Embedded data channel on MPEG Module:
(uses the RS-232 port for DCE Data Path)
Supported Data Rates: . . 1200, 2400, 4800, 9600, 19200, 38400
PHYSICAL
Weight: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.0 lbs (3.2 kg)
Operating Temperature Range: . . . . . . . . . . . . . –10º C to +50º C
Operating Relative Humidity: . . . . . . . . . . 95% @+10º C to +40º
Operating Altitude: . . 15,000 feet above sea level (4,572 meters)
CONNECTIONS
Video Output: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . BNC
Summary of Contents for MRX4000 PLUS
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