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Ray101 Handheld VHF Radio
12. Keylock
Indicates the radio is protected from any keypad entry except for PTT and the
backlight function.
13. Indicators
Indicates special conditions:
(WX) Weather Channel
Weather channel mode is active. US and Canada only.
(ALERT) Weather Alert
A weather alert is being received. US and Canada only.
(HI/LO) TX Power
Indicates whether transmit power is set for 5 watts (HI) or 1 watt (LO).
(DUAL) Dual Watch
Indicates the radio is in Dual Watch mode.
(TRI) Tri Watch
Indicates the radio is in Tri Watch mode.
(ATIS) ATIS Active
Indicates that Automatic Transmitter Identification System (ATIS) transmission is
enabled. For use on the inland waterways of certain European countries only.
14. Signal Strength
Displays the relative strength of the TX and RX signals.
When the output power is set for 5 watts, the full scale (5 bars) is
displayed during transmission.
When transmit output power is set for 1 watt, only two bars are
displayed during transmission.
When receiving, the bar graph indicates the strength of the signal being received.
A stronger signal displays a larger number of segments in the bar graph.