User Guide

AKULA: RADIO/ESM STATION
The Akula’s Radio/ESM Station is described below.The use of these features is described in
Radio/ESM Station/Receiving Radio Messages starting on p. 131.
ESM Display: Signals (contacts) display on the bearing at which they are detected.The triangle
cursor selects a contact when centered on the bearing of the contact.
Signal Strength Indicator: The strength of the signal is represented as a series of colored lights that
illuminate from green to red as the signal increases in strength.
Source: Displays the class name of the signal source designated by the triangle cursor.
Bearing: Displays the bearing at the location of the cursor on the ESM Display.
Mark: Clicking here sends the bearing of the selected contact to TMA and the Nav map. ESM
contacts have E designations.
ESM Antenna: Click RAISE or LOWER to extend or lower the ESM Antenna mast.
Incoming Message: All incoming message traffic displays in this scrolling window with new
messages following older ones.
Radio Antenna: Click RAISE or LOWER to extend or lower the Radio Antenna mast.
Floating Wire: Click
STREAM to deploy the floating wire antenna. Click OFF to stop the winch. Click
RETRIEVE to retrieve the wire.The progress bar below the switch represents the amount of wire
currently streamed.
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Floating Wire Progress Bar
ESM Display
ESM Contact
Bearing Indicator
Signal Strength Indicator
Source of Selected Signal
Bearing
Mark
ESM Antenna Mast Controls
Incoming Message Display
Message Received Indicator
Radio Antenna Controls
Floating Wire Controls
Sub Com PC elec manual.qxd 7/25/01 4:59 PM Page 135