The built-in GPS receiver on the Garmin echoMAP 50dv has a speed of 10 Hz which allows it to update position 10 times a second. The higher update frequency results in more fluid boat movement display. Also included is sonar-recording capability for coordinating the timing of the sonar return with your boatâs position.
Sponsored Topics. Fremont ( /friËmÉnt/) is a city in Alameda County, California. It was incorporated on January 23, 1956, from the merger of five smaller communities: Centerville, Niles, Irvington, Mission San Jose, and Warm Springs. The city is named after John Charles FrÃ©mont, the Great Pathfinder..
The Fremont Main Library, a branch of the Alameda County Library system, is located at 2400 Stevenson Boulevard and is wheelchair accessible. The library will provide an ASL interpreter for any event with at least seven working daysâ notice. Please call 510-745-1401 or TTY 888-663-0660 for more information.