Qam transcoder module 1x qpsk/8psk 1x qam, Specifications – Toner Cable QTM QAM Transcoder Module 1x QPSK _ 8PSK 1x QAM User Manual
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Specifications Subject To Change Without Notice
Rev 02-11
©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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QTM
QAM Transcoder Module 1x QPSK/8PSK 1x QAM
Specifications
Connector:
“F” Female
Standards
QTM-II:
QPSK
QTM-HD:
QPSK and 8PSK
QTM-HD PLUS:
QPSK and 8PSK
QTM-HDP NPU:
QPSK and 8PSK
Symbol Rate:
Variable; 2 to 45 MSymbols/sec (Mbaud)
Frequency Range:
950 to 2150 MHz
Frequency Granularity:
1 MHz
Bandwidth:
Variable, up to 36 MHz
Capture Range:
± 5 MHz
Code Rate:
Viterbi – Auto Detect
Forward Error Correction
DVB / DigiCiper® II
(FEC):
Input Level:
-65 to -20 dBm
Impedance:
75 Ω
Return Loss:
8 dB
Connector RF Output:
“F” Female
QAM Modulation Modes
QTM-II:
16, 32, 64
QTM-HD:
16, 32, 64, 128, 256
QTM-HD PLUS:
16, 32, 64, 128, 256, 512, 1024
QTM-HDP NPU:
16, 32, 64, 128, 256
DVB Symbol Rate:
Variable; up to 12.5 Msym/sec (MBaud)
Frequency Range:
54 to 864 MHz
QAM Tuning
NTSC:
Per channel’s number from 2 to 135
PAL:
Per channel’s center-frequency
(12.5 kHz increments)
RF Level:
+40 dBmV (120 dBμV)
RF Level LCD Screen Error:
± 2 sB
RF Level Adj. Range:
30 to 40 dB
Frequency Tolerance:
± 0.5 kHz @ 77 °F (25 °C)
Frequency Stability:
± 5 kHz over 32 to 122 °F (0 to 50 °C)
Amplitude Flatness:
± 0.25 dB (over 6 MHz channel)
Phase Noise:
-98 dBc (@ 10 kHz)
Spurious:
-60 dBc
Broadband Noise:
-75 dBc
(@ +40 dBmV output level, 4 MHz bandwidth)
Impedance:
75 Ω
Return Loss:
12 dB
Spectral Inversion:
Auto Recognition
Carrier Suppression:
55 dB
SNR:
Greater than 40 dB
MER:
Greater than 40 dB
I/Q Phase Error:
Less than 1 degree
I/Q Amplitude Imbalance:
Less than 1%
Indicators
QT Module:
Status (Green LED)
QTPCM Module:
LCD Screen
Local Monitoring:
Front-panel 6-character, 2-line LCD screen
Local Control:
Front-panel Navigational Key-pad
Remote Monitoring/Control:
GUI-based menu via Web browser
(Available if the optional QT-HWS-II module is installed)
INPUT
OUTPUT Modes 1 & 2
ALARMS / MONITORING / CONTROL
Dimensions (WxDxH)
QT Module:
1.5 x 10.6 x 5.25 inches (38 x 270 x 134 mm)
QTPCM Module:
4.5 x 10.6 x 5.25 inches (114 x 270 x 134 mm)
QTRC Rack Chassis:
19 x 12.0 x 5.25 inches (483 x 305 x 134 mm)
Power:
105 to 240 VAC; 50/60 Hz
Power Dissipation
QT Module:
10 W
Fully-loaded Rack Chassis:
87 W (8 QT Modules + 1 QTPCM)
Weight
AQM Module:
1.7 lbs (0.77 kg)
Fully-loaded Rack Chassis:
28 lbs (12.7 kg)
Operating Temperature:
32 to 122 °F (0 to 50 °C)
Storage Temperature:
-13 to 158 °F (-25 to 70 °C)
Operating Humidity:
0 to 95% RH @ 35 °C max, non-condensation
Storage Humidity:
0 to 95% RH @ 35 °C max, non-condensation
GENERAL