Note: this cb radio CB-40M can't program.
How to select frequency band
1. press A/F keys + turn on, LCD will show frequency band amount
2. press UP or DN, can to select you need the frequency band
3. Shut down again and boot
![](https://wxalbum-10001658.image.myqcloud.com/wxalbum/337610/20190606174515/048d632d012d83cc1f7800449d9cb2d7.jpg)
![](https://wxalbum-10001658.image.myqcloud.com/wxalbum/337610/20190606174515/030fc156f7eae1c003699d7bd61c3f90.jpg)
![](https://wxalbum-10001658.image.myqcloud.com/wxalbum/337610/20190606174515/12d3a2f931186b282ee8bd871281e6c5.jpg)
![](https://wxalbum-10001658.image.myqcloud.com/wxalbum/337610/20190606174515/ef4ec244ba26db1a5202747536851117.jpg)
Main features:
*25.615--30.105MHz
*Mini and compact
* AM/FM mode switchable
* 9/19 emergency channel
* 10groups of channel for choose
* squelch
* ASQ control
* RF gain control
* keypad lock
* scan function
* High low power
* Reset function
* 40Ch fixed Can not program
Specification |
Brand |
Anysecu |
Model |
CB-40M |
Modulation Mode |
AM/FM |
Frequency Range |
25.615--30.105MHz |
Emergency channel |
9/19 |
Frequency Tolerance |
±5.0ppm |
Input Voltage |
13.2 V |
Dimensions |
109x109x28mm |
Weight |
310g with power cable |
Frequency Control |
PLL Synthesizer |
Operating Temperature Range |
-20℃ - +50℃ |
Current Drain |
Transmit |
2A MAX |
Receive |
Squelched 0.3A |
VOL Max |
0.8A |
Antenna Connector |
UHF,S0239,M |
Transmitter |
Power Output |
L4/H8Watts FM/AM |
Transmission interference |
inferior to 4nW(-54dBm) |
Frequency Response |
300-3000Hz |
Modulated signal distortion |
inferior to 5% |
Output Impedance |
50 ohms |
Receiver |
Sensitivity |
Less than luV for 10dB (S+N)/N |
Image Rejection |
70dB |
Adjacent Channel Rejection |
60dB |
IF Frequencies |
1st 10.695MHz |
2nd 455KHz |
Automatic Gain Control(AGC) |
Less than 10dB change in audio |
Output for inputs from 10 to 50000uV |
Squelch |
less than luv |
Audio Output Power |
1 Watts |
Frequency Response |
300-3000Hz |