until your transmission is finished and then checks the channels.

Normal mode with DSC Watch

If you activate DSC Watch while operating in Normal mode, the radio checks channel 70 every few seconds.

Scan

Monitoring Channel 25

70 70 70

Every few seconds, the radio

checks channel 70

with DSC Watch on

You can save channels into memory and then use scan mode to monitor those channels from lowest to highest. If the radio detects a signal on a channel, it stays on that channel as long as the signal is received; when the signal stops, the radio continues scanning.

When it detects a signal, the radio stays on the channel until you press the

Channel Up button or the signal stops.Resume scan

08

 

10

 

11

 

12

 

13

 

14

 

 

15

 

17

 

 

 

 

 

 

The radio scans about

5 channels in 0.5 seconds.

Using the radio in scan mode

xx To activate scan mode, press and hold CLR/SCAN.

xx You must have at least two channels in memory to start a scan. xx You cannot transmit while in scan mode.

xx To save a channel into memory, select the channel, then press and hold the GPS/ MEM button. The MEM icon displays whenever you tune to that channel.

xx To remove a channel from memory, set the radio to that channel, then press and hold the GPS/MEM button. The MEM icon no longer displays.

xx When the radio stays on a channel, press Channel Up to leave that channel and resume scanning.

xx To end the scan, press and hold the CLR/SCAN button again; the radio remains on the last scanned channel.

Scan mode with Weather Alert Watch

If you activate Weather Alert Watch while in scan mode, the radio checks the most recently-used weather channel every few seconds, then continues scanning the next channel in memory:

Memory Channel Scan

08 10 11 12 13

Every few seconds, the radio checks the last-used weather channel, then scans the next channel.

14 15 17 20 24 25

WX Alert

Watch on wx

Scan mode with Triple Watch or Dual Watch

If you activate Triple Watch while operating in scan mode, the radio checks channels 16 and 9 every few seconds, then goes on to scan the next channel; with Dual Watch

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Uniden MHS135DSC Radio Owner’s Manual

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Uniden MHS135DSC owner manual With DSC Watch on, Memory Channel Scan, WX Alert Watch on wx

MHS135DSC specifications

The Uniden MHS135DSC is a highly regarded handheld marine radio designed for boating enthusiasts and professionals alike. This device combines advanced technology with user-friendly features, making it an essential tool for effective communication on the water.

One of the standout features of the MHS135DSC is its Digital Selective Calling (DSC) capability, which enhances safety by allowing boaters to send automated distress signals. This feature significantly improves the speed of communication in emergencies, sending distress alerts that include the boat's GPS location to nearby vessels and coast guard stations. The MHS135DSC also supports Class D DSC, which means it can prioritize emergency calls over regular communication.

The radio is built to withstand the rigors of marine environments, featuring an IPX8 waterproof rating, making it submersible in water up to 1.5 meters for 30 minutes. This robust design ensures that the radio remains operational even in adverse weather conditions, providing peace of mind to users.

Another notable characteristic of the MHS135DSC is its built-in GPS receiver. This feature allows users to easily access their location and navigate more effectively. The unit can display real-time coordinates, and it integrates seamlessly with other marine navigation systems. The internal GPS also facilitates DSC operations, ensuring that crucial location data is sent during distress calls.

The MHS135DSC operates on both the VHF marine radio band and supports a wide range of channels for effective communication. With 1W/5W power settings, users can adjust transmission strength according to their communication needs, whether they are in close proximity to other vessels or need to reach distant stations.

A user-friendly interface is an additional asset of this radio. The clearly labeled buttons and intuitive design make it easy to operate, even for those new to marine electronics. The radio also features a bright LCD display for clear visibility even under direct sunlight.

Battery life is another critical aspect, and the MHS135DSC excels in this area with a rechargeable lithium-ion battery that provides long-lasting power. The device also supports battery save modes, ensuring that the radio remains functional during extended outings.

In summary, the Uniden MHS135DSC is a feature-rich handheld marine radio that prioritizes safety, usability, and durability. With its DSC capabilities, waterproof design, built-in GPS, and robust battery life, it serves as an essential communication tool for anyone navigating the waters, ensuring connectivity and peace of mind.