Mqm1000, Specifications – Toner Cable MQM1000 Multiplexing QAM Modulator User Manual
Page 2
Specifications Subject To Change Without Notice
Rev 05-12
©Toner Cable Equipment, Inc.
969 Horsham Road
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Horsham, Pennsylvania 19044 USA
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Phone: 215-675-2053 Fax: 215-675-7543
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ASI Inputs
Inputs:
Two DVB Asynchronous Serial Inputs (ASI).
270 Mbps ASI clock rate with desired transport stream of 10.76 MS/s,
ATSC, 19.37 Mbps.
QAM Modulator
Modulation Modes:
16QAM, 32QAM, 64QAM, 128QAM, 256QAM,512QAM or 1024QAM.
Refer to manual for available combinations of QAM modes and FECs.
Symbol Rate:
1 Ms/s to 7 Ms/s
Forward Error Correction (FEC):
ITU-A (DVB) or ITU-B (DigiCipher® II)
I/Q Phase Error:
Less than 1 degree
Carrier Suppression:
45 dB
Channel Amplitude Error:
Less than 1dB
MER:
Greater than 38 dB with blind equalizer
Null Packet Processing
Available in the fixed output clock mode
Analog EAS IF Input
Operating Input Level:
+30 dBmV ±5 dB @ 45.75 MHz. 75 ohms
Auto Switching Level:
+20 dBmV minimum
Upconverter RF Output
Output Frequency Range:
54 MHz to 1002 MHz
Channel Plan:
Standard CATV, HRC, IRC or Broadcast
Frequency Stability:
±5 ppm
Maximum Output Level:
+61 dBmV minimum, adjustable downward
Minimum Output Level:
+45 dBmV
Output Level Accuracy:
±1 dB
Output Impedance:
75 Ohms with return loss better than 14 dB
(within output filter passband).
Spurious Outputs:
-60 dBc from 40 MHz to 1000 MHz
Broadband Noise:
Less than -12 dBmV (6 MHz bandwidth @ ±12 MHz)
Phase Noise:
-101 dBc @ 10 kHz offset
RS232 Control
Data Link:
2400, 4800, 9600, or 19,200 baud interface via serial cable
RS232 Input:
DB9 connector for connection to modem, PC,
or Drake SCTeci ethernet controller.
RS232 Output:
DB9 connector for connection to additional units
General
Power:
90-132 VAC, 60 Hz, 40 W maximum
Weight:
7 lbs. (3.2 Kg.)
Size:
19" (48.3 cm) W x 1.75" (4.45 cm) H x 11.5" (29.2 cm) D
Operating Temperature:
0º C (32º F) to 50º C (122º F)
Specifications
MQM1000
Multiplexing QAM Modulator with
Built-In Agile Upconverter