Product Main

Specifications

Apply to VHF interphone communication system and trunking communication system signal coverage extension. This is also known as “VHF lineate BDA”.
 
Product Features:
1.Advanced and scientific design of low noise circuit, high sensitivity
2.Compact structure design easy to install
3.ATT and ALC functions, output power is adjustable
4.Perfect Local and remote network monitoring, has initiative alarm function, and parameters can be inquired and set.

Technical parameters:
Item
Technology Indexes
Remark
uplink
downlink
Working frequency (MHz)
130-170
Select according to the need
Gain(dB)
45-65
45-65
Select according to the need
Output power (W)
0.5-5
0.5-20
Select according to the need
ALC (dBm)
△Po≤±1
 
Noise factor (dB)
≤5
The forward is not required
Ripple in the band (dB)
≤2
 
Frequency tolerance (ppm)
≤0.05
 
Transmission delay (us)
≤5
 
Gain adjustment range (dB)
≥25
 
Gain adjustment linearity
(dB)
10dB
±1
 
20dB
±1
 
30dB
±1.5
 
Intermodulation Reduction
≤-45dBc
 
Out Band Stray
≤-36dBm
 
≤-30dBm
 
VSWR
1.5
 
1.4
 
Power supply
AC220V or DC48V