Frequency Downconverter
Novella SatComs frequency downconverters are based on an L-band to VHF (70 or 140MHz) module built on a single PCB.
Technical Notes
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Frequency Downconverter Specifications
| Model | Input band, MHz | Output, MHz | Step size, kHz | Gain, dB |
| D350 | 950 to 1,750 | 70 ± 20 | 1 | 20 to 40 |
| D351 | 950 to 1,750 | 70 ± 20 | 1 | 20 to 40 |
| D355 | 950 to 1,750 | 140 ± 40 | 1 | 20 to 40 |
| D356 | 950 to 2,150 | 140 ± 40 | 1 | 20 to 40 |
| DD350 | Dual D350 in 1U 520mm chassis, with independent frequency and gain controls | 1 | 20 to 40 | |
| DD351 | Dual D351 in 1U 520mm chassis, with independent frequency and gain controls | 1 | 20 to 40 | |
| DD355 | Dual D355 in 1U 520mm chassis, with independent frequency and gain controls | 1 | 20 to 40 | |
| DD356 | Dual D356 in 1U 520mm chassis, with independent frequency and gain controls | 1 | 20 to 40 | |
| UD350 | U350 plus D350 in 1U 520mm chassis, with independent frequency and gain controls | 1 | 20 to 40 | |
| UD351 | U351 plus D351 in 1U 520mm chassis, with independent frequency and gain controls | 1 | 20 to 40 | |
| UD355 | U355 plus D355 in 1U 520mm chassis, with independent frequency and gain controls | 1 | 20 to 40 | |
| UD356 | U356 plus D356 in 1U 520mm chassis, with independent frequency and gain controls | 1 | 20 to 40 | |
| D370 | 950 to 1,750 | 70 ± 20 plus 140 ± 40 | 1 | 20 to 40 |
| D371 | 950 to 1,750 | 70 ± 20 plus 140 ± 40 | 1 | 20 to 40 |
| DD360 | 950 to 1,450 | 750 ± 250 plus 70 ± 20 |
Block conversion 1 |
20 to 40 20 to 40 |
- All listed L-band downconverters are usually mounted in 1U 400mm chassis, or 520mm where shown.
- All listed models may be assembled in outdoor IP67 ruggedised cases. Add suffix M to designate these outdoor models.