REPORT: U.S. Knew Of Downed Drones Vulnerabilities And Iran Says It Did Too

From EjWiki

Cell phones also use two frequency, one for listening and one for talking. In some cases when you use cell phone jammer, only one frequency is being haltered. It's the reason that sometimes you can hear the other line but he or she cannot hear you or you can hear him talking but he cannot hear you.

The light emitted by a laser is no different than any other source except that it has a unique method of generating light. The type of laser used is an infrared semiconductor laser diode. The generated light energy has a wavelength of approx. 900 nanometers, with a beam divergence of 3 millenarians, equal to a beam width of about 3 m (or ft) at 1000 m (ft). Target acquisition times range from 0.3 to 0.7 seconds.
This laser is completely eye safe, meeting FDA Class 1 specifications. This means that you could stare directly into the laser for 3 hours without any harm to your eyesight. The radiated light power on MOST lasers is in the order of 50 microwatts, or in other terms, it outputs only one twentieth the light power of a typical TV remote control, and far less than a flashlight.
"The wings are straight and broadened. The engines are turbofan. They were selected and designed for their efficiency, not because of an enormous thrust. We have a very efficient engine that allows me to loiter with a much more efficient gas-burn rate," Haden said.

The report,
Operating Next-Generation Remotely Piloted Aircraft for Irregular Warfare
was published "For Official Use Only" (FOUO) in April 2011 by the U.S. Air Force Scientific Advisory Board, and addresses electronic threats to the American drone fleet.

Senior service officials are now exploring "draft requirements" concepts — and evaluating the kind of avionics, engineering, weapons, armor and technical redundancy the aircraft would need, Air Force officials told Scout Warrior.

One day after Iran claimed to have brought down an advanced U.S. RQ-170 Sentinel drone, Public Intelligence
received an Air Force report saying the drone suffers from many electronic vulnerabilities (via Jeffrey Carr
at Digital Dao).

The word Laser actually stands for "Light Amplification by Stimulated Emission of Radiation." It is a form of electromagnetic radiation the same as radio and microwaves. The difference is that light has a much higher frequency than radio or microwaves.

This is why laser jammers using industry standard laser LED diodes are effective against laser guns. The products calculate distance by measuring the time of flight of very short pulses of infrared light. This method is different from the traditional surveying instrument method of measuring phase shifts by comparing the incoming wavelength with the phase of the reflected light. Any solid object will reflect back a certain percentage of the emitted light energy - it need only be small for the sensitive detector to pick it up. The guns measure the time it takes a laser pulse to travel to the target and back with a precision, crystal-controlled time base. Knowing the speed of light, you then calculate the distance travelled. To increase accuracy, the laser measures as many as sixty pulses, utilizing a least squares method of determining the range. Sophisticated error trapping algorithms are in place to ensure a reliable reading.

A cell phone jammer is just the same as interrupting other communication device such as in the case of a radio. Cell phones are used for communication and you can contact the person through a station or satellite, it is where you get signal. Cell phone jammer device can transmit on the frequency in communication, thus it disrupts communication between your sell phone and the cell phone signal you are calling to. When a cell phone jammer ad hit on the phone signal it is called attack on the communication service. The cell phone jammer denies any signal from the other phone you are calling.

Pocket cell phone jammer made for blocking out unwanted cell phone use. If you're serious about peace, the pocket cell phone jammer is the professionals choice! With its power, it will completely disable almost all types of existing cell phone signals.

During the early months of combat in Operation Enduring Freedom, in a battle known as "Operation Anaconda," Haden's A-10 wound up in a fast-moving, dynamic combat circumstance wherein U.S. military were attacking Taliban fighters in the Afghan mountains.

"I welcome reports that the Air Force has decided to keep the A-10 aircraft flying through fiscal year 2017, ensuring our troops have the vital close-air support they need for missions around the world. Today, the A-10 fleet is playing an indispensable role in the fight against ISIL in Iraq and assisting NATO's efforts to deter Russian aggression in Eastern Europe," McCain said in a statement last year.

High caliber cell phone jammer can halt both frequencies that mean that you cannot get any signal from the other line. If you want to use a cell phone jammer there is only one device that you need and it is a frequency device. It is natural that cell phones uses different kinds of signals but one thing for sure is that all phones uses radio signal and this signal can be altered using a cell phone jammer. The actual degree of interruption of a cell phone jammer depends upon the locality and the strength of the signal. It can interrupt two frequencies or just one frequency.

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