Motorola DIMETRA MTS 2 Installation, Configuration And Basic Service Manual page 417

MTS 2 and MTS 4 Installation, Configuration and Basic Service Manual
Table 14-4 RF Specifications (Continued)
RF Specifications
Transmit Power
Table 14-5 Auto Tune and Manual Tune Cavity Combining Transmitter-to-Antenna Port
Specifications
Specifications
Cavity Combiner Maximum Insertion Loss:
(@ 150 kHz Channel Spacing, four-channel) 3.5 dB typical
Duplex Filter Insertion Loss
Total RFDS Insertion Loss
6802800U74-N September 2009
Description
Bandwidth:
Channel spacing TETRA:
Channel spacing TEDS:
Maximum:
• 10 W (TEDS High Power, one TX ant., 2 BRs, 2 Duplexers)
• 20 W (TEDS High Power, two TX ant., 2 BRs, with fans, 2 Duplexers)
• 25 W (TETRA Low Power, two TX ant., 2 BRs, 2 Duplexers)
• 40 W (TETRA High Power, two TX ant., 2 BRs, with fans, 2 Duplexers)
Adjustable down with 12 dB
ETSI Compliance Notice: The Base Radio is only ETSI-compliant when used in
conjunction with a Motorola-supplied RF distribution system (RFDS). The Base Radio
shall not be used without a Motorola-approved RFDS.
Cavity Combiner and channel spacing less than 250 kHz gives
maximum output power between 20 W and 25 W.
Value or Range
3.9 dB maximum
The cavities are factory set for 150 kHz spacing.
Cavities are not tuned to customer frequency and
may be field tuned. Cavity combiner insertion
loss is combiner only.
1.6 dB maximum
1.2 dB typical
4.5 - 5.2 dB
RF Specifications
Value or Range
UHF: 5 MHz
800 MHz: 19 MHz
25 kHz (Raster in 6.25 kHz)
25/50 kHz (Raster in 6.25 kHz)
14-5