Geosat Downconverter Ka-Band 3LO (17,2-20,2 GHz) BDC| Model GBDKA1720
- Fréq. d'entrée - 17,2-20,2 GHz
- Fréq. - 16,25 -18,25
- Stabilité LO à -40 à +60℃ - ±25, 50 KHz max.
- Bride de guide d'ondes d'entrée - Connecteur d'alimentation et/ou de sortie
- Alimentation - +15 à +24V DC
| Parameter | Specification | ||
| Band 1 | Input Freq. | 17.20 - 18.20 | |
| Output Freq. | 950 - 1950 | ||
| L.O Freq. | 16.25 @13 VDC | ||
| Band 2 | Input Freq. | 18.20 - 19.20 | |
| Output Freq. | 950 - 1950 | ||
| L.O Freq. | 17.25 @13 VDC & 22KHz | ||
| Band 3 | Input Freq. | 19.20 - 20.20 | |
| Output Freq. | 950 - 1950 | ||
| L.O Freq. | 18.25 @18 VDC | ||
| Noise figure | 18 dB max | ||
| Conversion gain at -40 to +60℃ | 30 dB typ. (25dB min. 35dB 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. @LO 16.25 GHz 20 dBc min. @LO 17.25 GHz 0 dBc min. @LO 18.25 GHz | ||
| 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 | Output connector | ||
| Input VSWR | 3.0: 1 max | ||
| Output VSWR | 2.2: 1 max | ||
| Input connector | SMA-type female | ||
| Output connector | SMA, F, N-Type female (option) | ||
| Power supply | +15 to +24V DC | ||
| Power supply connector | Feed thru and/or output connector | ||
| Required current | 350 mA max. | ||
| Waterproof | IP 67 | ||
| Dimension (exclude connector) | 110 x 63 x 39mm | ||
| Weight | 400 g | ||