 l-band-modem-klbmodem01-pct1-143 .pdf [ Download ] |
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KLBMODEM is L-Band MODEM for Satellite RF data communication. It is divided in to transmit and receive chains.
Features
- Operational frequency 950 to 1750 MHz
- Selectable encoding/decoding
- CCITT V.35 scrambling/descrambling
- Differential encoding/decoding
- Rate 1/2 K = 7, convolution Encoding/Viterbi decoding
- Selectable data rate for modulation/demodulation
- EIA-530 RS422 data interface
- BER performance of 6.5 for BER of 1.0 x 10-6
- Fully programmable from computer
- RF Input/output interface SMA (F)
- Input/output internally matched to 50 Ohm
- Light-weight 1U case
- Operating Temperature 0 °C to 50 °C
Specifications
Modulator/Tx
| Input frequency band: |
950 MHz to 1750 MHz |
| Modulation: |
QPSK, BPSK optional |
| Config. Parameters: |
Frequency, Data rate & pattern, Attenuation, Modulator clock, Spectrum selection & Encoding |
| Data rate: |
64 KBPS, 256 KBPS, 512 KBPS, 1.024 MBPS, & 2.048 MBPS selectable |
| Data Pattern: |
Selectable from Normal, PRBS, Alternate & Plain carrier |
| Data clock source: |
Internal, External |
Demodulator/Rx
| Input frequency band: |
950 MHz to 1750 MHz |
| Modulation: |
QPSK, BPSK optional |
| Config. Parameters: |
Frequency, Data rate, spectrum selection, Decoding |
| Data rate: |
64 KBPS, 256 KBPS, 512 KBPS, 1.024 MBPS, & 2.048 MBPS Selectable |
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