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..
Fremont is a city in and the county seat of Sandusky County, Ohio, United States. The population was 17,375 at the 2000 census. Fremont is located at 41Â°20â²56â³N 83Â°7â²2â³W / 41.34889Â°N 83.11722Â°W / 41.34889; -83.11722 (41.348909, -83.117123), along the Sandusky River.