Norsat高频头 LNB 1000HE
产品描述：
Norsat LNB 高频头是从天线锅面接收卫星发送的微波信号并放大它，然后降频变换频率块为一个更低的中频块，能增强了在输入端呈现的信号和噪声的功率。
产品优势：
1.稳定性强
2.低功耗，高增益
3.抗干扰
应用领域：
广泛应用在卫星通信天线，高校，军用单位中
产品结构图：
|
Model
|
LNB-1000HE
|
|
Input
Frequency (GHz)
|
10.95 –
12.75
|
|
L.O.frquency
(GHz)
|
10.00
|
|
Output
frequency (MHz)
|
950 – 2750
|
|
Noise
figure
|
0.8 dB
|
|
L.O. stability
(over
temperature excl.offset)
|
1: ±25
kHz;
2: ±10 kHz
|
|
Phase
Noise (SSB)
|
|
1kHz
|
-75
dBc/Hz
|
|
10kHz
|
-80
dBc/Hz
|
|
100kHz
|
-95
dBc/Hz
|
|
Input
VSWR
|
2.5:1
|
|
Output
VSWR
|
2.2:1
|
|
Image
rejection
|
40 dBc
min
|
|
Conversion
Gain
|
60 dB min
|
|
Gain
flatness
|
4 dB p-p
max.
|
|
P1dB
|
5 dBm
|
|
Output
impedance
|
75 Ω
|
|
Power supply
|
+12 to
+24 V DC
|
|
Required Current
|
300 mA
max.
|
|
Output connector
|
N(f) 50 Ω
F(f) 75 Ω
|
|
Input
Waveguide
|
WR75
|
|
Operating
Temperature
|
-40 to +60°C
|
|
Dimensions
(L x W x H)
|
130 x 60
x 42 mm
|
|
Weight
|
0.3 kg
|
