Retevis RA79

Retevis RA79 Amateur Radio Instruktionsmanual

Model: RA79

1. Introduktion

This manual provides detailed instructions for the proper setup, operation, maintenance, and troubleshooting of your Retevis RA79 Ham Radio. Please read this manual thoroughly before using the device to ensure optimal performance and safety.

The Retevis RA79 is a versatile handheld ham radio designed for reliable communication. Key features include multi-band receiving capabilities, NOAA weather alerts, USB-C charging, and an emergency alarm function.

2. Pakkens indhold

Før du fortsætter med opsætningen, skal du kontrollere, at alle nedenstående varer er til stede i din pakke:

Indholdet af Retevis RA79-pakken
Image: Contents of the Retevis RA79 package, including two radios, antennas, batteries, belt clips, hand straps, desktop chargers, a USB cable, and user manuals.

3. Opsætningsvejledning

3.1 Batteriinstallation

  1. Align the battery with the back of the radio body.
  2. Skub batteriet opad, indtil det klikker sikkert på plads.
Back of the Retevis RA79 radio and its battery
Image: The back of the Retevis RA79 radio and its removable 1400mAh Lithium-Ion battery, showing the contact points.

3.2 Antennetilslutning

  1. Skru antennen med uret på stikket øverst på radioen, indtil den er fingerstram. Spænd den ikke for hårdt.

3.3 Opladning af batteriet

The RA79 radio uses a 1400mAh rechargeable Li-ion battery. It can be charged using the included USB desktop charger or directly via the USB-C port on the radio.

  1. Brug af bordopladeren: Place the radio (with battery installed) into the desktop charger. Connect the USB charging cable to the desktop charger and a compatible USB power source (e.g., USB adapter, power bank, PC). The indicator light on the charger will show charging status.
  2. Direkte USB-C-opladning: Connect the USB-C charging cable directly to the USB-C port on the side of the radio and to a compatible USB power source.
Retevis RA79 radio showing its USB-C charging port and desktop charger
Image: The Retevis RA79 radio in its desktop charger, highlighting the USB-C charging port on the radio itself and various charging methods like USB adapter, power bank, PC, and vehicle charging.

3.4 Indledende tænding

  1. Rotate the power/volume knob clockwise to turn on the radio.
  2. Juster knappen for at indstille det ønskede lydstyrkeniveau.
Two Retevis RA79 ham radios in their charging cradles
Image: Two Retevis RA79 ham radios, each placed in its respective desktop charging cradle, with antennas attached and screens displaying frequency information.

4. Betjeningsvejledning

4.1 Grundlæggende kontroller

4.2 Frequency and Channel Modes

The RA79 supports both VFO (Variable Frequency Oscillator) mode for direct frequency input and Channel mode for pre-programmed frequencies.

  1. VFO tilstand: Allows manual entry and editing of frequencies. Press the VFO/MR button (often labeled 3) to switch to VFO mode. Use the keypad to enter the desired frequency.
  2. Kanaltilstand: Accesses pre-stored channels. Press the VFO/MR button to switch to Channel mode. Use the Up/Down arrows or keypad to select a channel.
Retevis RA79 radio displaying VFO function on its screen
Image: A close-up of the Retevis RA79 radio's screen showing the VFO function, allowing manual frequency input without a computer.

4.3 Programmering

The RA79 can be programmed via its keypad or using CHIRP software.

4.4 Multi-Band Receiving

The RA79 supports receiving across multiple bands, including V/UHF, AM, and FM, as well as the Air Band.

Retevis RA79 radio displaying AM aviation receiving frequency
Image: The Retevis RA79 radio's screen showing an AM aviation receiving frequency, indicating its capability to receive AM modulation.

4.5 NOAA Vejralarm

The radio features 10 NOAA weather channels, providing access to weather alerts and forecasts. This function is particularly useful for outdoor activities.

Retevis RA79 radio displaying a NOAA weather channel
Image: The Retevis RA79 radio displaying a NOAA weather channel frequency on its screen, indicating its weather alert capability.

4.6 Nødalarm

The RA79 includes an emergency alarm function to signal for assistance when needed. Consult the full user manual for instructions on activating and deactivating this feature.

Retevis RA79 radio with its emergency alarm light activated
Image: A close-up of the top of the Retevis RA79 radio, showing a red emergency alarm light illuminated, indicating the activation of the emergency function.

4.7 Frequency Capture (Fast Pair)

The radio can quickly scan and capture frequencies from other two-way radios, displaying them on the LCD for easy pairing.

Retevis RA79 radio displaying a frequency scan in progress
Image: The Retevis RA79 radio's screen showing a 'SCAN..' message, indicating its 'Fast Pair One Channel' function to search and capture frequencies.

5. Vedligeholdelse

5.1 Rengøring af enheden

5.2 Batteripleje og -opbevaring

5.3 Antennepleje

6. Fejlfinding

If you encounter issues with your Retevis RA79 radio, refer to the following common problems and solutions:

ProblemMulig årsagLøsning
Radioen tændes ikkeLow or depleted battery; improperly installed batteryOplad batteriet; sørg for, at batteriet er korrekt installeret.
Intet signal eller dårlig modtagelseAntenna not attached; out of range; incorrect frequency/channelAttach antenna securely; move closer to other radios/repeater; verify frequency/channel settings.
Kan ikke sendeIncorrect frequency/offset; PTT button not pressed correctly; battery lowCheck frequency and offset settings; ensure PTT is fully pressed; charge battery.
Forvrænget lydVolume too high/low; squelch level incorrect; interferenceAdjust volume; adjust squelch level; move away from sources of interference.

Hvis problemet fortsætter efter at have forsøgt disse løsninger, bedes du kontakte kundesupport.

7. Specifikationer

FeatureSpecifikation
ModelnummerRA79
Varens vægt7.9 ounce
Produktdimensioner1.48 x 2.36 x 4.53 tommer
Batteritype2 Lithium Ion batteries (1400mAh each)
Display TypeLCD
Antal kanaler200
FrekvensområdeDual Band
Maksimal talerækkevidde5 mile (under optimale forhold)
Voltage7.4 volt (DC)
VandmodstandsniveauIkke vandafvisende
Særlige funktionerEmergency Alarm, Keypad Lock

8. Garantioplysninger

Retevis provides a 2-year warranty for the radio body and a 1-year warranty for accessories. A 30-day no-reason return policy is also offered. For service beyond the warranty period, maintenance services are available, with buyers responsible for associated costs.

To initiate a warranty claim or for service inquiries, please contact Retevis customer support via Amazon. Responses are typically provided within 12 hours.

9. Kundesupport

For any questions, technical assistance, or support regarding your Retevis RA79 Ham Radio, please contact Retevis Direct through the Amazon platform. Ensure you provide your product details and a clear description of your inquiry for efficient assistance.

Relaterede dokumenter - RA79

Preview Retevis RB67 tovejsradio brugermanual: Funktioner, betjening og sikkerhed
Omfattende brugermanual til Retevis RB67 tovejsradioen. Lær om dens funktioner som 22 kanaler, CTCSS/DCS, VOX, NOAA-vejr og vigtige sikkerhedsretningslinjer for optimal ydeevne og kontrol af RF-eksponering.
Preview Retevis RA79 Analog Amateur Radio Brugermanual
Denne brugermanual indeholder detaljerede instruktioner til betjening af Retevis RA79 analog amatørradio, herunder funktioner, specifikationer, sikkerhedsforanstaltninger og tips til fejlfinding.
Preview Retevis RT628 Kids walkie-talkie brugervejledning
Brugervejledning til Retevis RT628 Kids walkie-talkie, der dækker opsætning, betjening, funktioner, sikkerhedsoplysninger og specifikationer. Indeholder instruktioner til installation, lydstyrkekontrol, kanalindstilling, specialfunktioner som VOX og opkaldstoner samt sikkerhedsforanstaltninger.
Preview Retevis RA89 brugermanual og betjeningsvejledning
Omfattende brugermanual til Retevis RA89 tovejsradioen, der dækker betjening, funktioner, sikkerhed og tekniske specifikationer. Find opsætningsvejledninger og supportressourcer.
Preview Retevis RT628 Kids walkie-talkies – ofte stillede spørgsmål: Kompatibilitet, kommunikation og batteriinstallation
Ofte stillede spørgsmål om Retevis RT628 walkie-talkies til børn, herunder kompatibilitet med andre FRS-radioer, etablering af kommunikation, undgåelse af uønskede stemmer og batteriinstallation.
Preview RETEVIS RB48 Tovejsradio Brugermanual - FRS Walkie-Talkie
Omfattende brugermanual til RETEVIS RB48 FRS tovejsradioen, der dækker betjening, opladning, tekniske specifikationer, frekvensdiagrammer, sikkerhedsretningslinjer og FCC/CE/IC-overholdelse. Lær, hvordan du bruger din RB48 walkie-talkie effektivt.