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Twintalker RC-6405
13.15 Button Lock
•
Press and hold the
activate the Button lock mode. The button lock icon is
displayed on the LCD Screen.
•
Press and hold the
deactivate button lock
The
-button
, the
12
PTT
be functional when the Button Lock is activated.
13.16 Display back light
To activate the backlight of the LCD display, press any button except the
button
6
.
The LCD backlight will light up for 6 seconds.
14 Earpiece connection
The connector is located on the upper side of the unit
Insert the earpiece plug into the connector (2,5mm jack).
The small button on the earpiece has the same function as the
When you use the
- button
from the Earpiece, you must also use the microphone from
12
PTT
the earpiece to talk into
.
Do not connect other earpieces. This may damage your device.
15 Troubleshooting
No power
Clean the battery contacts with a soft cloth.
Replace the batteries.
No transmission
Make sure the
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.
-button
for three seconds to
7
-button
again for three seconds
7
1
-button
and the
-button
will still
6
- button
PTT
.
2
- button
on the unit
12
PTT
- button
is pressed completely
12
PTT
Limited Range and noice
during transmission
Interference
16 Technical specifications
Channels
Sub-code
Frequency
or the
12
Range
Battery
Transmission Power
Modulation Type
Channel spacing
Duo Charger adapter
Channel Frequency Chart:
Channel
Frequency (MHz)
1
446,00625
2
446,01875
3
446,03125
4
446,04375
5
446,05625
6
446,06875
7
446,08125
8
446,09375
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.
The receiver and transmitter are too close. The mimimum
distance between 2 units is 1,5m.
8
CTCSS 38 / DCS 83
446.00625MHz - 446.09375 MHz
Up to 10 Km (Open field)
4 x 1.2 V NiMH rechargeable
=< 500mW ERP
FM - F3E
12,5 kHz
Input : 230V AC / 50Hz - Output : 9 V DC / 300mA
CTCSS Code Chart
Code
Frequency (Hz)
Code
Freq. (Hz)
Code
0
Disabled
10
94,8
20
1
67,0
11
97,4
21
2
71,9
12
100,0
22
3
74,4
13
103,5
23
4
77,0
14
107,2
24
5
79,7
15
110,9
25
6
82,5
16
114,8
26
7
85,4
17
118,8
27
8
88,5
18
123,0
28
9
91,5
19
127,3
29
9
Freq. (Hz)
Code
Freq. (Hz)
131,8
30
186,2
136,5
31
192,8
141,3
32
203,5
146,2
33
210,7
151,4
34
218,1
156,7
35
225,7
162,2
36
233,6
167,9
37
241,8
173,8
38
250,3
179,9
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