Eagle Electronics FishElite 642c - Manual (Page 71)

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sonar. In many of those cases, you will see a 50 kHz transducer fre-
quency in use because the wider cone angle lets them watch the bait.
Sonar Features menu with 50 kHz frequency selected (left).
200 kHz frequency selected (right).
To change the frequency setting to 50 kHz:
1. From the Sonar Page, press MENU |
↓ to
S
ONAR
F
EATURES
| ENT .
2. Press
↓ → to
T RANSDUCER F REQUENCY
, select 50 K H Z
and press ENT .
3. Press EXIT | EXIT to clear the menu.
To change the frequency setting to 200 kHz:
1. From the Sonar Page, press MENU |
↓ to
S
ONAR
F
EATURES
| ENT .
2. Press
↓ →
to T RANSDUCER F REQUENCY
, select 200 K H Z
and press ENT .
3. Press EXIT | EXIT to clear the menu.
HyperScroll

See the entry on Ping Speed, which controls the HyperScroll feature.
Log Sonar Chart Data
If you have an MMC installed in the unit, the sonar data shown on the
screen can be saved to the MMC. This can be played back at any time
(to play a recorded sonar chart log, see the entry in this section for So-
nar Simulator). If you have a personal computer and Internet access,
visit our web site, www.eaglesonar.com, and download the free So-
nar Viewer and the emulator for your unit. These programs will allow
you to replay sonar logs on your personal computer.