Function Setting - Retevis RA25 Instruction Manual

8 Sub channel on/off switch
9 Offset direction
10
Function Menu
11
Power setting
12
LCD brightless
13
DTMF Code check
» In DTMF check mode
When check DTMF code, press PTT will send current DTMF code.To revise DTMF code, press
key and then press key to enter edit mode. input DTMF code by number keys , then press PTT
to transmit the code and store

5.FUNCTION SETTING

5.1 By Front Panel Key
1. Press key to enter main menu.
2. Press key or key to choose function.
3. Press / key to choose value.
4. Press key or key to store and exit.
When setting DCS code, key is for switch between positive and inverse code.
5.2 By Microphone Key
1. Press key and then press key to enter menu.
2. Press key or key to choose function.
3. Press 【 U P 】 / 【 D N 】key to choose value.
4. Press key to store and exit
» When setting DCS code, key is for switch between Positive and inverse code.
for choose special DCS.
Function name
NO
TX CTC/DCS
1
RX CTC/DCS
2
TX/RX CTC/DCS
3
Optional signaling
4
Squelch mode
5
Step size
6
Band width
7
Reverse
8
Talk around
9
Offset frequency
10
Busy channel Lock
11
12 Channel name
13 TX OFF
14 Scramber
15 Compander
16 NC(Noise reduction)
17 5Tone
18 2Tone
19 Sub channel display
20 Key beep
21 Time out timer
+
+
+
+
+
+
Setting value
67Hz~254.1Hz、000N~777I
67Hz~254.1Hz、000N~777I
67Hz~254.1Hz、000N~777I
OFF、DTMF、2Tone、5Tone
SQ、CT/DCS、Tone、C&T、C/T
2.5K~50K
WIDE(25K)、NARROW(12.5K)
ON、OFF
ON、OFF
0~70MHz
OFF、REPEATER、BUSY
0~z
ON、OFF
1~11、edit、OFF
ON、OFF
ON、OFF
1~100,Press PTT to transmit
1~32, Press PTT to transmit
FREQ、VOLT、OFF
ON、OFF
1~30Min、OFF
5
Time out timer
21
DMTF transmit time
22
Squelch level
23
Scan pause time
24
LCD brightness
25
26 VOX level
27 VOX delay
Tone burst frequency
28
Channel display
29
Reset
30
5.3 Reset Factory Default
If your radio seems to be malfunctioning because of wrong operation or setup, this function will
resume all setup and channels to factory default.
1.Press front panel
2.Press or key to chooe 27th function, the LCD display reset options.
3.Press / key to chooe"FACTORY？"。
4.Hold key, until the radio re-power on.
After reset, all channel and fucntion setting will resume default value.
If choose "INITIALIZE？", only function setting value will resume to default setting.
6.SPECIFICAITONS
Frequency Range
key is
Number of Channels
Channel Spacing
Phase-locked Step
Operating Voltage
Squelch
Frequency Stability
Operating Temperature
Dimensions(mm)
Weight
Sensitivity (12dB Sinad)
Adjacent Channel Selectivity
Audio Response
Hum & Noise
Audio distortion
Audio power output
Power Output
Modulation
1~30Min、OFF
50ms~500ms
OFF、1~9
5ST、10ST、15ST、2SP
1~5
OFF, 1-9
0.5-5 Second
1750Hz、2100Hz、1000Hz、1450Hz
FREQ、CH、NAME
FACTORY? INITIALIZE?
key to enter main MENU list.
GENERAL
GMRS: TX: 462.5500-467.7250MHz
RX:462.5500-462.7250MHz
FM:86.7-108MHz
30 channels
25K (Wide Band) 12.5K (Narrow band)
2.5KHz,5KHz,6.25KHz,10KHz,12.5KHz,15KHz,20
KHz,25KHz,30KHz,50KHz
DC 13.8V±15% (Standard version)
DC 12V~28V (Optional version)
Carrier/CTCSS/DCS/5Tone/2Tone/DTMF
±2.5ppm
-20℃~+60℃
124x101x36m
0.45kg (mian unit)
RECEIVER
Wide band
≤0.25μV
≥70dB
+1~-3dB(0.3~3KHz)
≥45dB
<3%
>2W@10%
TRANSMITTER
Wide band
<=20W
16KΦF3E
6
Narrow band≤0.25μV
≤0.35μV
≥60dB
+1~-3dB(0.3~2.55KHz)
≥40dB
Narrow band
11KΦF3E