enow.com Web Search

Search results

1. Results from the WOW.Com Content Network

2. AN/AAR-47 Missile Approach Warning System - Wikipedia

   en.wikipedia.org/wiki/AN/AAR-47_Missile_Approach...

   The AN/AAR-47 Missile Warning System is a Missile Approach Warning system used on slow moving aircraft such as helicopters and military transport aircraft to notify the pilot of threats and to trigger the aircraft's countermeasures systems.

3. Electronic countermeasure - Wikipedia

   en.wikipedia.org/wiki/Electronic_countermeasure

   The first example of electronic countermeasures being applied in a combat situation took place during the Russo-Japanese war.On July 13, 1904, Russian wireless telegraphy stations installed in the Port Arthur fortress and on board Russian light cruisers successfully interrupted wireless communication between a group of Japanese battleships.

4. Tow hitch - Wikipedia

   en.wikipedia.org/wiki/Tow_hitch

   A weight-distributing hitch is a "load leveling" hitch. It is a hitch setup mounted on the tow vehicle that uses spring bars and chains under tension to distribute part of the trailer's hitch weight from the towing vehicle's rear axle to the towing vehicle's front axle and to the trailer's axle(s). It can help reduce trailer sway and hop.

5. Radar jamming and deception - Wikipedia

   en.wikipedia.org/wiki/Radar_jamming_and_deception

   Radar jamming and deception is a form of electronic countermeasures (ECMs) that intentionally sends out radio frequency signals to interfere with the operation of radar by saturating its receiver with noise or false information.

6. Radar warning receiver - Wikipedia

   en.wikipedia.org/wiki/Radar_warning_receiver

   Radar warning receiver (RWR) systems detect the radio emissions of radar systems. Their primary purpose is to issue a warning when a radar signal that might be a threat is detected, like a fighter aircraft 's fire control radar .

7. Squelch - Wikipedia

   en.wikipedia.org/wiki/Squelch

   Instead of turning on the receiver audio for any signal, the audio turns on only in the presence of the correct selective calling code. This is akin to the use of a lock on a door. A carrier squelch is unlocked and will let any signal in. Selective calling locks out all signals except ones with the correct key to the lock (the correct code).