Front View
Packaging
Twin AV Encoder QAM/COFDM
14MM-OH66
Discontinued Product
Features and Benefits
- Twin digital modulation solution with MPEG2 encoding of analogue audio and video signals
- Output frequency range 45–862 MHz
- QPSK, COFDM and QAM modulation is available
- Use ASI input of output signals
- SDI & CVBS input selectable
- Input / output connectors are BNC and 3.5mm for audio
Pack Quantity
Inner: 1 box of 1 piece
Helpful Tip: Bulk cartons prevent potential transit damage.
Specifications
| Module | OH 66 Twin A/V-Encoder |
|---|---|
| Input Video Analogue | |
| Input Format | Composite FBAS-signal |
| Input Impedance | 75 Ohm |
| Input Level | 1 Vss ± 0.4 V |
| Frequency Range | 20Hz-5MHz |
| Video Processing | |
| Encoding Standard | MPEG 2 ISO/IEC 13818-2 MP@ML (4:2:2) |
| Bit Rate | 1.5-9 Mb/s in 1.5Mb/s-steps; CBR & VBR |
| Picture Size | 720 Pixel horizontal, 576 Pixel vertical |
| Teletext | Extraction from analogue video signal |
| Picture Format | Support for 4:3 and 16:9 automatic detection by WSS |
| PID Setting | Automatic; Manual overwriting possible |
| PSI/SI settings | Automatic creation of PAT/ |
| NIT setting with LCN | Optional with CS77 |
| Input Audio | |
| Input Format | Analogue (left/right) or digital (SDI with embedded audio) |
| Frequency Range | 40–15000Hz |
| Audio Processing | |
| Sampling frequency | 32/44, 1/48 kHz |
| Encoding Standard | MPEG 1 L1/L2 ISO/IEC 13818-3 |
| Bit Rate | Up to 192 kbit/s |
| Format | Stereo, Joint Stereo, Dual, Mono |
| Output | |
| QAM or COFDM | Can be selected by the modulation |
| Output Frequency Range | 47–862 MHz |
| Spurious Outside TV Channel | À50dB |
| QAM-Mode | |
| Modulation Scheme | 16-, 32-, 64-, 128-, 256-QAM |
| Output Frequency Steps | 500KHz |
| Output Channel Bandwidth | 8MHz |
| Output Level | 88-103dBµV |
| MER | ≥40dB |
| Symbol Rate | 3.45–6.9 MS/s |
| Bit Stuffing | Yes |
| PCR Correction | Yes |
| COFDM-Mode | |
| Modulation Scheme | COFDM |
| Output Frequency Steps | 250KHz |
| Output Channel Bandwidth | 7/8MHz |
| Output Level | 82-97dBµV |
| MER | ≥37dB |
| Modulation of Single Carriers | QPSK, 16-, 64-QAM |
| FEC | 1/2, 2/3, 3/4, 5/6, 7/8 |
| Guard Interval | 1/4, 1/8, 1/16, 1/32 |
| FFT Mode | 2k, 8k |
| General Data | |
| Connectors | Per channel 1 x BNC/ |
| Video- / Audio-input | 1 x stereo jack socket 3.5 mm |
| RF-Output | F-connector |
| Operating Temperature | -20° - +55°C |