Supply of multi frequency FM broadcasting host (mr-fm-12)

  Product introduction:
FM broadcasting system is mainly used to solve the FM broadcasting signal in closed space and tunnel
The signal covers the whole tunnel area
When the car passes through the tunnel section, the radio installed on the car can receive FM radio programs in the tunnel
FM broadcasting system can be linked with wired broadcasting
In case of emergency in the tunnel, it can send alarm and notice in the tunnel through wireless FM broadcasting and car radio
Product features:
1
All adopt module structure
2
Fully digital
3
The debugging is convenient, and the frequency is directly input and stored by the computer
4
After power failure and restart, it can directly enter the state before power failure without direct setting
5
Solid state, easy to maintain and use
Product parameters:
Frequency range: 88mhz ~ 108MHz;
Number of channels: 1-12 optional;
Maximum input level: - 3dbm;
Maximum output level: 42 & plusmn; 2dBm；
Maximum gain: 55 & plusmn; 2dB
Noise figure: & le; 5dB；
In band fluctuation: & le; 3dB；
Input / output voltage standing wave ratio: & le; one point five
Operating temperature: - 5 ~ + 55 ℃
RF connection mode: n / K
Scope of application: it is mainly used to solve some enclosed spaces, such as tunnels, basements, underground garages, underground traffic hubs and other areas that cannot be covered by FM broadcasting signals