VHF-UHF Bi-Directional Amplifier Installation and Users Guide
Specifications and Product Appearance: 3.1 RF Specifications
WESTELL.COM
1-800-377-8766
Page 3-2
3.1 RF Specifications
lists RF specifications for the ProtectLink VHF-UHF Bi-Directional Amplifier.
Table 3-1 RF Specifications
Item
Parameter
Description
Unit
Notes
1
VHF Freq. Band
150-174
MHz
2
UHF Freq. Band
450-512
MHz
3
Number of DL Class A Filters
per Band
16
4
Number of UL Class A Filters
per Band
16
5
Class A Channelized Filter BW
12.5, 25, 50, 75
kHz
Default 75 kHz with minimum group
delay
6
Class A Filter Rejections
dB
f
–
is rejection from BAND EDGE
f tol/- 5kHz
12.5 kHz @
f >30 kHz
>55
25 kHz @
f >50 kHz
>55
50 kHz @
f >105 kHz
>55
75 kHz @
f >210 kHz
>55
6.2
VHF Class B Filter Rejections
dB
f
–
is rejection from BAND EDGE
f tol/- 5kHz
2 MHz @
f >1 MHz
>60
3.5 MHz @
f >1 MHz
>60
5 MHz @
f >1 MHz
>60
24 MHz @
f >1 MHz
>60
6.4
UHF Class B Filter Rejection
dB
f
–
is rejection from BAND EDGE
f tol/- 5kHz
0.70 MHz @
f >1 MHz
>60
2 MHz @
f >1 MHz
>60
3.75 MHz @
f >1 MHz
>60
5 MHz @
f >1 MHz
>60
