1. Introduktion
The Retevis MB63A is a compact and versatile CB (Citizen Band) mobile radio designed for use in motor vehicles. It offers reliable communication with features such as AM/FM dual mode, 12V/24V power compatibility, clear sound quality, and essential emergency channels. This manual provides detailed instructions for the proper installation, operation, and maintenance of your MB63A CB radio.

2. Sikkerhedsoplysninger
- Læs alle instruktioner omhyggeligt, før du bruger radioen.
- Do not operate the radio in explosive atmospheres (e.g., near gas stations, fuel storage areas).
- Ensure proper antenna installation to avoid interference and maximize performance.
- Udsæt ikke radioen for ekstreme temperaturer, direkte sollys eller fugt.
- Opbevar radioen og tilbehøret utilgængeligt for børn.
- Always use the correct power voltage (12V or 24V) as specified.
3. Pakkens indhold
Kontroller venligst pakken omhyggeligt for at sikre, at alle varer er til stede:
- MB63A CB Radio x1
- Talking microphone x1
- Main bracket x1
- Bracket knob x2
- Skrue x4
- Non-slip mat x4
- Stop pad x2
- Spare fuse x1
- Speaker microphone bracket x1
- Brugervejledning x1
- Antenna (optional, depending on package)

4. Produktet er slutview
The Retevis MB63A CB Radio features a compact design with intuitive controls for easy operation. Key features include:
- 12/24V Power Voltage: Compatible with various vehicle electrical systems.
- AM/FM Dual Mode: AM for long-distance communication, FM for clear sound.
- Klar lydkvalitet: Features 34-level Squelch (SQ), 9-level Automatic Squelch (ASQ), Noise Blanker (NB), and Automatic Noise Limiter (ANL) for enhanced audio.
- Varmeafledning: Designed to reduce overheating and prolong device lifespan.
- VOX funktion: 9-level Voice Operated Exchange for hands-free communication.
- Nødkanaler: Quick access to Channel 9 (emergency) and Channel 19 (information).
- Kompakt og bærbar: Small dimensions (140*165*40.7mm) and light weight (470g) for easy placement.
- 40 kanaler: Giver ample channels for legal and free use in various regions.
- 7 Frequency Bands: Supports multiple European frequency bands (EU, UK, DE, CE, etc.) for local compliance.
- 3.5mm PA Port: Allows connection of an external speaker for louder audio output.
- 3-level LCD Brightness: Adjustable display brightness for visibility in different lighting conditions.
- Detachable Speaker Microphone: Features a 6-pin connector for flexible microphone options.
- 6 Roger Beeps: Signals the end of transmission to the receiver, improving communication efficiency.


5. Opsætningsvejledning
5.1 Montering af radioen
- Choose a suitable location in your vehicle that is easily accessible and does not obstruct driving.
- Use the provided main bracket, screws, and non-slip mats to securely mount the radio.
- Ensure adequate space around the radio for heat dissipation.
5.2 Strømtilslutning
The MB63A supports both 12V and 24V power systems. Connect the radio's power cable to your vehicle's electrical system, ensuring correct polarity (red to positive, black to negative). Use the spare fuse provided if needed.
5.3 Antenneforbindelse
Connect your CB antenna to the SO239 antenna connector on the rear of the radio. Ensure the connection is tight and secure for optimal performance.

5.4 Mikrofonforbindelse
Plug the 6-pin connector of the talking microphone into the microphone socket on the front panel of the radio. The speaker microphone bracket can be used to conveniently store the microphone when not in use.

6. Betjeningsvejledning
6.1 Tænd/sluk og lydstyrke
Drej på BIND knob clockwise to turn on the radio and adjust the listening volume. Rotate counter-clockwise until it clicks to turn off.
6.2 Kanalvalg
Brug CH (Channel Up/Down) buttons to select your desired communication channel. The current channel will be displayed on the LCD.

6.3 Valg af AM/FM-tilstand
Tryk på AM/FM PA button to switch between AM (Amplitude Modulation) and FM (Frequency Modulation) modes. AM is generally used for longer range communication, while FM provides clearer audio over shorter distances.

6.4 Squelch (SQ/ASQ)
De SKULD knob controls the squelch level. Rotate it to eliminate background noise when no signal is present. The radio features 34-level manual Squelch (SQ) and 9-level Automatic Squelch (ASQ) for optimal noise reduction.

6.5 Noise Blanker (NB) / Automatic Noise Limiter (ANL)
Tryk på SCAN NB button to activate the Noise Blanker (NB) or Automatic Noise Limiter (ANL) functions, which help reduce impulse noise from vehicle ignition systems and other electrical sources.
6.6 VOX-funktion
The MB63A features a 9-level VOX (Voice Operated Exchange) function for hands-free operation. To activate VOX, press the EMG button until the VOX icon appears on the display. Adjust the VOX sensitivity using the menu or channel buttons as per the full user manual.

6.7 Emergency Channels (EMG 9/19)
Tryk på EMG button to quickly switch to emergency Channel 9 or information Channel 19. This allows for rapid response in critical situations.

6.8 PA Function
The radio includes a PA (Public Address) function. Connect an external speaker to the 3.5mm PA port on the rear of the radio. Press the AM/FM PA button to switch to PA mode and use the microphone to broadcast your voice through the external speaker.

6.9 LCD-lysstyrke
The LCD display has 3 adjustable brightness levels. Refer to the full user manual for specific instructions on how to adjust the brightness to suit your viewbetingelser.

6.10 Roger Beeps
The radio is designed with 6 different Roger Beeps. These tones are transmitted at the end of your communication to signal to the receiving party that you have finished speaking. This feature enhances communication clarity and efficiency.

7. Vedligeholdelse
- Rensning: Brug en blød, damp klud til at rengøre radioens yderside. Brug ikke skrappe kemikalier eller slibende rengøringsmidler.
- Forbindelser: Kontrollér regelmæssigt alle kabelforbindelser (strøm, antenne, mikrofon) for at sikre, at de er fastgjorte og fri for korrosion.
- Varmeafledning: Ensure the heat sink on the back of the radio is not obstructed to allow for proper airflow and prevent overheating.

8. Fejlfinding
If you encounter issues with your Retevis MB63A CB Radio, please refer to the following common problems and solutions:
- Ingen strøm: Check the power cable connection and ensure the vehicle's power source is active. Verify the fuse is intact; replace if blown.
- Ingen lyd/dårlig lydkvalitet: Adjust the VOLUME knob. Check the SQUELCH level; if set too high, it may block weak signals. Ensure the microphone is properly connected.
- Kan ikke sende/modtage: Check antenna connection. Ensure the correct channel and mode (AM/FM) are selected. Verify the microphone's PTT button is functioning.
- Excessive Noise/Interference: Adjust SQUELCH, ASQ, NB, and ANL settings. Ensure the antenna is properly tuned and installed away from other electrical interference sources.
- Frekvensbåndskompatibilitet: The MB63A supports 7 frequency bands for European countries (EU, UK, DE, CE, IT, IN, PL). Ensure the radio is set to the correct band for your region to comply with local regulations and operate effectively.
9. Specifikationer
| Attribut | Værdi |
|---|---|
| Mærkenavn | RETEVIS |
| Modelnummer | MB63A |
| Bruge | Motor vehicle, Car |
| Udgangseffekt (w) | 3w-5w |
| Vandtæt / Vandafvisende | Ingen |
| Batteri inkluderet | Ingen |
| Frekvensområde | US:26.965-27.405MHz EU:26.565-27.99125MHz |
| Dimensioner | 140*165*40.7 mm |
| Walkie-talkie-type | Bil |
| Er_visning | Ja |
| Maksimal rækkevidde | 3 km-5 km |
| Oprindelse | Fastlandet Kina |
| Certificering | CE |
| Meget bekymret kemikalie | Ingen |
10. Brugertips
- Lokale regler: Always ensure your CB radio is configured to the correct frequency band for your specific region or country to comply with local regulations. The MB63A supports 7 European frequency bands, making it versatile for travel across different countries.
- Klar kommunikation: Utilize the 9-level ASQ (Automatic Squelch) and Noise Blanker (NB) features to minimize background noise and ensure clearer reception, especially in noisy vehicle environments.
- Håndfri betjening: Tag advantage of the 9-level VOX function for hands-free communication, allowing you to focus on driving while still staying connected.
11. Garanti og support
For warranty information, technical support, or service inquiries, please refer to the official RETEVIS webwebstedet eller kontakt din autoriserede forhandler. Gem din købskvittering som købsbevis.





