How to Clean GPS Antenna. we can remove GPS Antenna Oxidation to improve GPS signal. for example if we install an permanent mounted GPS antenna on boat, the male connector from the antenna oxidizes over time and the connection to the unit, sometimes, does not conduct the antenna info. so a can of brake and electrical contact cleaner will work wonders. you can pick one up for about 6 bucks at your local auto parts store. spray it on and let it sit for a couple minutes then …

GPS no signal or it take GPS time to find a signal, these are two major problems when we use GPS device. Many factors will affect GPS receivers to receive satellite signals. some barriers or parking deck will interrupt GPS to start receiving a signal. like:
Method (code) to identify each satellite.
The location of the satellite or some information on how to determine it.
Information regarding the amount of time elapsed since the signal left the satellite.
Details on the satellite clock status, etc.
Most GPS receivers allow you to set up a margin …

How to make Garmin GPS to speak street names.if your Garmin Nuvi 255 does not speak the street names during the real time travel directions, you can update it. For example, it says “Turn left in 500 feet,” if you have the old gamrin nuvi, you need upgrade to a Garmin Nuvi 350 or 360 (older models), or 205 0r 255 (newer models). for example If you purchased a Garmin Nuvi 360 gps, you can make it speak and say the street names with simple steps: …

how to use Topo and Metro maps on Garmin eTrex Venture CX gps. you can install Garmin eTrex Venture CX with TOPO and Metro map at the same time.you can have both topo and street maps stored on the same card, but you can only view one or the other at a time, not both (hit your menu button once on the map page and select ‘map setup’ to choose which maps are turned on and off). Metro guide allows you to search for an address and mark it as …

if you want to install europe maps on your garmin nuvi gps,you won’t be able to install gps maps for free. You will have to buy City Navigator NT Europe. It is available on either a DVD or an SD card. There is no download unless you bought a European version of the nuvi around the time the new map version came out. If you go the DVD route, you will have to buy your own SD card to copy the maps to. You then put the SD card into …

you can download coordinates to your Garmin GPS,If you’re geocaching, You can download coordinates, via your USB cable, onto your Garmin straight from www.geocaching.com. If you’re not geocaching, then I don’t know. but you need updated maps from the Garmin site.