Pico Digital PQM Agile QAM Modulator
Features:
- Professional quality Agile QAM Modulator and Up-Converter
- Modular design allows 6 or 8 modulators in 2 RU
- Accepts DVB-ASI input
- RF output channels 2~135 (54~860MHz)
- Minimum 45 dBmV output level
- ANNEX B and Annex A support
- Supports fixed and auto clock mode
- QAM Modes Supported: 64, 128, 256
- Null packets stuffing and PCR corrections provided
- Programmable by channel or frequency
- Loss of transport input stream alarm
- Built in CW Test mode
- Used with MPC-12, MPC-12R, or MPC-16PS/CS (chassis and power supply)
- QAM Modes
- Annex A 16, 32, 64, 128 & 256
- Annex B 64 & 256
Symbol Rate 1 to 7 Mbaud - Input ASI
- FEC Encoder ITU-T J.83 ANNEX B ( DigiCipherr II,
- ITU-T J.83 ANNEX A (DVB)
- Spectral Inversion Auto Recognition
- Carrier Suppression >53 dB
- MER 40 dB minimum
- I/Q Phase Error <1°
-
I/Q Amplitude Imbalance <1%
QAM RF Output Specifications - Frequency Range 54 to 860 MHz
- RF Output Channel 2-135
- Output Level 45 dB minimum
- Output Level Control Range 15dB
- In-band QAM RF flatness ± 0.5dB
- QAM RF Amplitude Flatness .9 dB maximum (54 to 860 MHz)
- Output Impedance 75O
- Phase Noise @ 10 KHz Offset -105 dBc/Hz
- Frequency Stability ±5 Khz
- Broadband Noise -75 dBc
- Spurious Output -60 dB minimum (54 to 1000 MHz)
- Group Delay <10 ns
- Connectors F-type
- ASI Input BNC 75 Ohm
- RF Output F type, Female
- Connectors
- Power Headers 3 Pin, 5 VDC, 12 VDC, and Gnd
Power Requirement - Voltages 5, 12 VDC
- Power Consumption per Module 6.5 Watts, and 6 modules,
- 39 Watts
- Operating Temperature Range 0 to 50 °C
Mechanical - Dimensions 2" (W) x 10" (D) x 3.5" (H)
- Weight 1.6 lbs.
