Using Your Radio
Setting the squelch level too high may prevent you from
hearing weaker transmissions. If you are having difficulty
hearing a transmission, try setting the squelch level lower.
NOTE
Setting the UIC channel mode (USA/CAN/INT)
You can select marine channels for the USA, Canada, or International waters.
Press and hold SQL/UIC to scroll through USA, CANada, or INTernational
channel options.
Making a Transmission
Selecting a channel
Press Channel Up and Channel Down briefly to scroll through the channels
one channel at a time. Press and hold Channel Up or Channel Down to
quickly scroll through the channels.
Making a Transmission
Press and hold Push to Talk.TX displays while you are transmitting. Release
Push to Talk when you’re finished talking to let the other party respond.
•
To prevent stuck microphone problems or situations where Push to Talk is
pushed accidentally, the radio limits your talk time to 5 minutes in a single
transmission.
• For the best sound quality, hold the microphone about two inches away
from your mouth.
19
Handheld VHF Marine Transceiver
UNIDEN MHS115
•
Some marine channels and Weather mode channels are Receive Only.
See page 26 for a list of receive-only channels.
There is a 5 minute limit for continuous transmission. After 5
minutes the unit goes into a PTT error condition; the timeout
tone sounds, TX displays, and the channel indicators blink.
NOTE
