SMX1-173-5 Radiometrix, SMX1-173-5 Datasheet - Page 4

• Manufacturer Part Number: SMX1-173-5
• Description: Small Multi-channel VHF Transceiver
• Manufacturer: Radiometrix

5. RS232 input pins (6a and 7a) tolerate true +/- levels. No buffering is required.
6. If analogue transmit modulation is needed, then connect a series 1 F cap + 500k
7.
8.
9.
Radiometrix Ltd
‘baseband in’ circuit. Adjust trimmer for 90% of peak deviation (+/- 2.7KHz) at mean input level.
If parallel channel select is not wanted, the 4 pin connector 'b' can be removed
For UK version the following channel assignment is supplied:
For Australian version the following channel assignment is supplied:
Channel
Channel
8 - 127
17 - 65
4 -7
10
11
12
13
14
15
16
0
1
2
3
0
1
2
3
4
5
6
7
8
9
173.250
173.275
173.300
173.325
173.225 (only used for alarm applications)
173.325
150.825
150.850
150.875
150.900
150.925
150.950
150.975
151.000
151.025
151.050
151.075
151.100
151.125
151.150
151.175
151.200
151.225
in sequence starting at CH 17 (151.250)
Frequency (MHz)
Frequency (MHz)
/LOAD 00 6033
/LOAD 01 6034
/LOAD 02 6035
/LOAD 036036
/LOAD 04 6037
/LOAD 05 6038
/LOAD 06 6039
/LOAD 07 6040
/LOAD 08 6041
/LOAD 09 6042
/LOAD 10 6043
/LOAD 11 6044
/LOAD 12 6045
/LOAD 13 6046
/LOAD 14 6047
/LOAD 15 6048
/LOADTB 6049
N vlaue
SMX1 Data Sheet
trimmer in the
page 4