It has been a long time since the RM40 Handheld VHF Marine Radio was released last year. After sincere research and development, Retevis finally released the new marine radio, RM20 Marine VHF Radio with GPS. Read on!
Quick Review
Including hand mic, RM20 weighs 742g and its dimensions (W×H×D) is 153mm×67mm×152mm. So this is a small and compact radio, which will not take up too much space and easy to install. It complys with ITU-R M.493-13 Class D DSC (digital selective calling), supporting the latest marine channel standards and DSC protocol standards. It features DSC Test Calling and Automatic Position Polling, 11 categories of DSC distress calls, and all DSC calls have 3 security categories. In a word, RM20 is a great helper for marine communication.
Special Features
Here are some special features about RM20 VHF Fixed-Mount Marine Radio:
Easy to Install
Even if you don’t have any installation experience, you will not be confused by the installation steps. There will step-by-step illustrated instructions on the manual in the box.
Build-in GPS
RM20 supports GPS, GLONAS, SBAS Satellite-based Augmentation System (WAAS/EGNOS/MSAS/GAGAN). It also supports multiple NMEA format transmission, which is very suitable for ocean navigation.
IP67 Waterproof
RM20 has IP67 rating. It can be put in one meter of water for more than 30 minutes, keeping inside and outside intact.
Vibration Water Draining Function
Someone will worry that even if it is waterproof, there is a possibility of water ingress. But you don’t need worry this on RM20, becasue RM20 advances vibration water draining technology to clean water over.
NOAA Weather Channel Alarm
10 pre-programming NOAA weather channels will automatically scan to notify you of the latest weather updates and an alarm indicating a risk of severe weather.
Loud Volume
The maximum volume of RM20 itself can reach 100 decibels, and you can also attach external 3.5mm single-pin speaker. So is enough loud for the windy noise environment.
More Functions
- Dual/Tri-Watch Functions
- Normal Scan and Priority Scan
- DSC Call Reception and Transmission Records Can be Queried
- Standard NMEA 0183
- Full Dot Matrix Display
- Channel Number Display Digits Selectable: 3 Digits(01B) 4 Digits(2001)
- Support Latest Marine Channel Standards and DSC Protocol Standards.
- Emergency Switch 16/9 channel
- High/Low power Switch (25W/1W)
Thank you for reading this blog! If you have any questions, please leave your comments below. We are looking forward to your comments!
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