Supply Weisheng communication optical direct station near end machine

  Product technical parameters: A
frequency range: 87 ~ 108MHz
B
Light wavelength: 1550 / 1310nm;
C
Maximum input level: - 10dBm;
D
Maximum output power: uplink -4± 2dBm
Downlink 43 & plusmn; 2dBm；
E
Maximum gain: 55 & plusmn; 3dB；
F
Gain adjustment range / step size: 30dB / 1dB;
G
Noise figure: & le; 5dB；
H
Transmission delay: & le; 5us；
1
In band fluctuation: & le; 3dB；
J
Input / output voltage standing wave ratio: & le; 1
5；
K
Spurious: & le- 36dBm/30kHz；
50
Intermodulation attenuation: & le- 45dBc/30kHz；
M
Port impedance: 50 & omega;;
N
Operating ambient temperature: - 10 ℃ ~ 55 ℃;
O
Power supply: 220V / AC ± 10%；
P
Structure size: 19 & rdquo; 2U, installed in 19 inch standard cabinet

Product features:
1
All adopt module structure
2
The power amplifier adopts microstrip transistor circuit, and other parts are combined by imported integrated circuits
3
The whole machine has large dynamic range and low power consumption
4
Large gain adjustable range, Tianai is convenient and the system noise is low
5
High isolation between uplink and downlink, stable and reliable
6
Small size and easy installation
  7
Can support one drag n