User Guide

To determine a contact’s speed accurately,you must have classified the contact in Narrowband,

ESM or Periscope.The number of turns per knot produced by a specific class is listed in the USNI

Information for that class.The steps for using DEMON to determine a contact’s speed and how to

use DEMON to determine a contact’s type are shown below.The DEMON Station Interface and

button description for each sub class follows the instructions.

To calculate the contact’s speed:

Select the desired array.

Seawolf:

• Click

SELECT ARRAY

.A panel containing array buttons appears. Select the desired array.The

selected button is green. Click

BACK

688(I):

• At the bottom of the station, click the desired sensor button on the submarine outline below the

Selected Array label.The button in the bow selects the Sphere Array. The aft button selects the

Towed Array.

Akula:

• Click the desired sensor button in the submarine outline under the Array Select label.The pink

button in the bow selects the Cylindrical Array.The aft button selects the Towed Array.A raised

ridge rims the selected button.

2. Select the contact you want to analyze.

(Sonar trackers must be assigned to contacts in

Broadband before they are available in DEMON.) To select a contact:

Seawolf:

• Click

TRACKER REVIEW

until the Contact ID and tracker letter for the desired contact appear in

the DEMON Data Display.

688(I):

• Under Available Trackers click the blue button associated with the desired contact.

Akula:

• Under DEMON Display click the round silver button associated with the desired contact.A red

ring around the button indicates that button is selected.

NOTE:

If the game is paused, no lines appear in the waterfall display.

Blade 3

Demon Waterfall

Frequency Scale

Shaft

Blade 1

Blade 2

Sub Com PC elec manual.qxd 7/25/01 4:59 PM Page 78