Functional Description
The Model 4500 Down Converter is designed to down convert a 950-1525 MHz frequency band to a 52 to 88 MHz IF signal.
- Full agility on 1 MHz steps across the full 575 MHz band
- Switchable between Ku-band (non-inverted) and C-band (inverted)
| Specifications | ||
| Input Frequency | … | 950 to 1525 MHz |
| Output Frequency | … | 52 to 88 MHz |
| Output Bandwidth | … | 36 MHz |
| Spectrum | … | Inverted or non-inverted |
| Frequency Tuning | … | 1 MHz steps |
| Input Impedance | … | 75 ohm |
| Output Impedance | … | 50 ohm |
| Input Level | -40 to -75 dBm | |
| Output Leve | … | -15 to -45 dBm(Max. Gain) |
| Gain Control | … | > 25 db adjustment range |
| Level stability | … | ±1.5 dB typical, ±3.0 dB max (in any 36 MHz band) |
| L.O. Reference | … | 10 MHZ internal |
| Frequency stability | … | 1.0 ppm |
| Phase Noise | … | >75dB/Hz, 1 kHz from carrier |
| Noise Figure | … | <14dB |
| Input Connector | … | F – Female, 75 ohm |
| Output Connector | … | BNC – Female, 50 ohm |
| Optional DC Power | … | Contact factory for availability |
| LNB Power | … | +22 VDC, jumper in/out |
| Prime Input Power | … | 90 – 260 VAC, 47 – 63 Hz Auto-sensing, 45 Watts Max |
| Dimensions | … | 1 RU, 19″ x 16″ x 1.75″ |
| Alarm output | … | Form-C relay |
| Operating Temperature | … | -10º to +50º C |
| Monitor and Control: | ||
| Connector | … | DB-9, Female |
| Interface | … | RS-232 or RS-485 (4-wire) |
| Address Selection | … | Soft addressing, front panel selectable |