Geosat Block Downconverter X-Band (7,25 – 7,75 GHz) BDC | Model GBDX7277X
- 输入频率。- 7.25 – 7.75 GHz
- LO 频率。- 6.3
- 噪声系数 - 最大 13 dB
- LO 稳定性 -40 至 +60℃ - 取决于外部。ref.
- 输入波导法兰 - 馈通和/或输出连接器
- 电源 - +12 至 +24V DC
| Parameter | Specification | |
| Input Freq. | 7.25 – 7.75 GHz | |
| Output Freq. | 950 - 1450MHz | |
| L.O Freq. | 6.3 GHz | |
| Noise figure | 13 dB max | |
| Conversion gain at -40 to +60℃ | 30 dB typ. (27dB min. 33dB max.) | |
| Gain flatness | 4 dBp-p max. | |
| Gain flatness at -40 to +60℃ | 5 dBp-p max. | |
| Gain ripple at per 27MHz, -30 to +60℃ | 1 dBp-p max. | |
| L.O stability at -40 to +60℃ | depends on ext. ref. | |
| Image rejection | 40 dBc min. | |
| Phase noise | -70 dBc/Hz (@1KHz) -80 dBc/Hz (@10KHz) -95 dBc/Hz (@100KHz) |
|
| Output P1dB | +5 dBm min. | |
| Ext. ref. input freq. & power | 10 MHz, -5 to +5 dBm | |
| Ext. ref. input port | IF output connector | |
| Input VSWR | 2.2: 1 max | |
| Output VSWR | 2.2: 1 max | |
| Input connector | SMA, N-type female (option) | |
| Output connector | F, N, SMA-type female (option) | |
| Power supply | +12 to +24V DC | |
| Power supply connector | Feed thru and/or output connector | |
| Required current | 300 mA max. | |
| Operating temperature | -40 to +60℃ | |
| Waterproof | IP 67 | |
| Dimension (exclude connector) | 108.0 x 79.5 x 42.0 mm | |
| Weight | 550 g | |