Adjusting the Sound Frequency of the Foghorn
You can increase or decrease the sound frequency of the foghorn. The pitch of the tone rises with an increase in frequency, and falls with a decrease in frequency. The minimum setting is 200 Hz, and the maximum setting is 850 Hz. The default setting is 350 Hz. Regulations dictate the correct frequency of foghorns, which correlate with the size of your vessel.
- Select .
- Turn the SELECT dial to adjust the frequency in 50 Hz increments.
- Select ACCEPT.