Instruction Manual

Table Of Contents
Preselector Spec Limit
(VHF)
Typical
VSWR max. 1.9:1
Input Connector Mini-UHF
Output Connector Mini-UHF
10.2.5
Duplexer Specifications (700/800 MHz)
Table 71: Duplexer Specifications (700/800 MHz)
Duplexer Spec Limit
(700/800 MHz)
Typical Notes
Tx Frequency range 764–776 MHz,
851–870 MHz
Rx Frequency range
792–806 MHz,
806–825 MHz
Insertion loss Tx 1 dB 0.5 dB
Insertion loss Rx 1 dB 0.6 dB
VSWR max. 1.5:1 1.23:1
Rx isolation 80 dB 85 dB
Tx isolation 80 dB 85 dB
Passive Intermodulation -120 dBc 2 x 43 dBm
Antenna Connector QN
Rx/Tx Output Connector QN
10.2.6
Duplexer Specifications (UHF)
Table 72: Duplexer Specifications (UHF)
Duplexer Spec Limit
(UHF)
Typical Notes
Frequency range 380–403 MHz,
403–435 MHz,
435–470 MHz,
470–494 MHz,
494–512 MHz
Insertion loss Tx*
1.3 dB 1.1 dB
Insertion loss Rx* 1.3 dB 1.1 dB
VSWR max. 1.3:1 1.2:1
Rx isolation*
MN003286A01-H
Chapter
10: GTR 8000 Base Radio Reference
273