jotron TR-2600, Руководство по эксплуатации и установке

Страница: 17 / 61

82695
_Op&Ins MAN_TR2600_K 2-4
2.5 TDMA Receivers
Frequency Error
:
+/-3ppm
Frequency Range : 156-162.025 MHz
Packet Error Rate, 25kHz Operation : 20% at –107dBm (n.c.)
20% at –101dBm (e.c.)
Data transmission bit rate : 9600 bits/s +/- 50ppm.
Receive BT-product, 25kHz channel
:
0.5. GMSK
Receive BT-product, 12.5kHz channel : 0.3/0.5. GMSK
Co-Channel Rejection, 25kHz operation : > -10 dB .
Co-Channel Rejection, 12.5kHz
operation : > -16 dB
Adjacent Channel Selectivity,
25kHz operation : >= 70 dB (n.c.).
>= 60 dB (e.c.).
Adjacent Channel Selectivity,
12.5kHz operation : >= 50 dB (n.c.).
>= 50 dB (e.c.).
Spurious Response Rejection : Not less than 70 dB two channels or more away
from frequency
Blocking and Intermodulation
:
>= 74 dB at PER 20% for 1 tone –15dBm at Fo
+/-5.725 MHz and 2 tones of –27dBm at
+500 kHz and Fo +1MHz, when usable signal
has a level of –101dBm
Large Signal PER
:
<.1% between –7 dBm and –77 dBm
Transmit to Receive switching time : ~0.75 ms
Spurious Emission from the receiver
:
< -57 dBm (150 kHz to 1 GHz )
< -47 dBm (1 GHz to 2 GHz)
2.5.1 Transmission Intervals
See Technical Manual
2.5.2 Load requirements as listener
See Technical Manual
2.5.3 Data Transmission
See Technical Manual