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Topcom Twintalker 3800 11
Topcom Twintalker 3800
ENGLISH
16 Troubleshooting
17 Technical specifications
No power Clean the battery contacts with a soft cloth.
Replace the batteries.
No transmission Make sure the - button is pressed
completely before you speak.
Monitor the channel activity and switch to another
channel if the current is used.
No reception Check the speaker volume.
Make sure that you are in the reception range of
the sender and change if necessary your location.
Limited Range and noice during
transmission
The talking range depends on the terrain.
Steal constructions, concrete buildings or the use
in vehicles have a bad influence on the range.
Try to avoid as many obstacles as possible and
communicate in a clear line of sight.
Change your locations.
Interference The receiver and transmitter are too close. The
mimimum distance between 2 units is 1,5m.
Channels
Sub-code
Frequency
Range
Batteries
Transmission Power
Modulation Type
Channel spacing
Duo Charger adapter
8
CTCSS 38
446.00625MHz - 446.09375 MHz
Up to 5 Km (Open field)
3 x AA Alkaline or NiMH rechargeable
=< 500mW ERP
FM - F3E
12,5 kHz
Input: 230V AC / 50Hz
Output: 7,5V DC / 200mA
10
Channel Frequency Chart: CTCSS Code Chart
Channel Frequency (MHz
)
Code Frequency (Hz) Code Freq. (Hz) Code Freq. (Hz) Code Freq. (Hz)
1 446,00625 0 Disabled 10 94,8 20 131,8 30 186,2
2 446,01875 1 67,0 11 97,4 21 136,5 31 192,8
3 446,03125 2 71,9 12 100,0 22 141,3 32 203,5
4 446,04375 3 74,4 13 103,5 23 146,2 33 210,7
5 446,05625 4 77,0 14 107,2 24 151,4 34 218,1
6 446,06875 5 79,7 15 110,9 25 156,7 35 225,7
7 446,08125 6 82,5 16 114,8 26 162,2 36 233,6
8 446,09375 7 85,4 17 118,8 27 167,9 37 241,8
8 88,5 18 123,0 28 173,8 38 250,3
9 91,5 19 127,3 29 179,9