What is a "Gps Jammer L1 L2"? The Most Authoritative Explanation.
What is a portable GPS jammer?
The portable GPS jammer is particularly powerful and effectively prevents all GPS frequencies (L1, L2, L3, L4 and L5) as well as GSM / UMTS / WiFi signals. The device has a range of up to 20m. This is a WiFi jammer with 12 antennas that can provide strong interference signals.How to use L1 and L2 GPS signals?
There are two main ways to make use of the L1 and L2 GPS signals. First, the L1 signal can be used on its own. This will give you about a centimeter of accuracy (when also using RTK) but is still considered slow, taking about 10 minutes to reach that level of accuracy.What is the difference between L1 and L2?
The L1 signal uses the frequency 1575.42 MHz. (source) Since the L1 is the oldest and most established signal, even the cheapest GPS units are capable of receiving it. However, because its frequency is relatively slow it is not very effective at traveling through obstacles. L2 The L2 frequency was implemented after the L1.What is the frequency of the L1 signal?
The L1 signal uses the frequency 1575.42 MHz ( source). Since the L1 is the oldest and most established signal, even the cheapest GPS units are capable of receiving it. However, because its frequency is relatively slow it is not very effective at traveling through obstacles. The L2 frequency was implemented after the L1.
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