8 Technical indicators and testing methods
8.4 Additional information
103
＞
90dB, 20MHz to 3.6GHz (low noise mode);
＞
80dB, 20MHz to 3.6GHz (low distortion mode);
＞
70dB, 3.6GHz to 8GHz.
12) Mirror frequency suppression (2 IF)
＞
60dB, 20MHz to 3.6GHz (low noise mode);
＞
60dB, 20MHz to 3.6GHz (low distortion mode);
＞
70dB, 3.6GHz to 8GHz.
13) IF suppression
＞
80dB, 20MHz to 3.6GHz (low noise mode);
＞
65dB, 20MHz to 3.6GHz (low distortion mode);
＞
90dB, 3.6GHz to 8GHz.
14) Local oscillator re-radiation
＞
-89dBm.
15) Residual response
＜
-100dBm, 9kHz to 3.6GHz;
＜
-90dBm, 3.6GHz to 7GHz;
＜
-80dBm, 7GHz to 8GHz.
16) Panoramic scanning speed
≥ 2 GHz/s
17) Amplitude accuracy
Better than ±1.5dB (
＋
15
℃～＋
35
℃
);
Better than ±3dB (0
℃～＋
50
℃
).
8.4 Additional information
1) Top port
Table 8.2 Top port
Front panel port
RF Input Interface
N type female head
IF output port
SMA female head for 140MHz IF output, 3dB bandwidth 20MHz
External reference input
port
BNC female head for 10MHz external reference input, external reference
signal magnitude range: 0dBm ~ 10dBm
GNSS antenna port
SMA female connector for connecting active GPS/BeiDou antenna, port
output voltage: 3.3V±5%
AUX port
Aerial plug connector for connecting the supplied antenna
2) Right port
Table 8.3 Right port
Rear panel port
Earphone interface
Micro audio jack (3.5 mm)
