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Lasermicrophone.com - professional laser microphones
https://lasermicrophone.com/
Our Spectra Laser microphones are professional laser audio surveillance tools that will allow law enforcement professionals to surreptitiously listen in remotely on any premises by using a beam of invisible light as the sound-carrying medium and …
LASER AUDIO SURVEILLANCE - TAR IDEAL
https://www.tarideal.com/product/laser-audio-surveillance-3/
LASER AUDIO SURVEILLANCE. TA02019. Operated by transmitting an invisible infra red. beam to the window of the targeted room. Provides undectable laser surveillance from. outside a building from a distance of 500m. 🔍.
Laser Audio Surveillance, Laser Spy Equipment, Laser ...
http://spyworld.com/equipment/listings/l0042.html
Laser audio surveillance, laser monitor, laser spy equipment. A secret surveillance is necessary. However, the operator is not able to enter the target room in order to place a transmitter. The solution to the problem is our military grade Laser …
Spy Surveillance: Laser Listening Systems
http://www.electromax.com/laser.html
"Laser Listening Systems" ALL OF OUR LASERS WILL DEFEAT AND FILTER OUT ALL AUDIO JAMMERS AND LASER SURVEILLANCE DEFEATING DEVICES! "Do Not confuse this system with the other little laser toys you see on the Internet!!!" CALL US TO MAKE AN APPOINTMENT FOR A LIVE LASER DEMONSTRATION IN OUR NEW 25,000 SQUARE FOOT WAREHOUSE!
Audio Surveillance 2 - Global Security Solutions
http://www.global-security-solutions.com/GSAudioSurv2.html
New Laser Ear & IR Audio Surveillance System (restricted) The NEW Laser Ear laser microphone long range room monitoring system with additional IR audio surveillance stethoscope microphone can be easily deployed when undercover surveillance is needed and the operator is unable to enter & place the audio bug into the targeted room.
Laser microphone for audio surveillance via window …
https://www.youtube.com/watch?v=1MrudVza6mo
I bounced a laser beam off of a window in my house and recovered the audio from inside the room via the beam deflection. I used a Hamamatsu S7815 amplified p...
Laser Monitoring System | PKI Electronic Intelligence GmbH ...
http://www.pki-electronic.com/products/audio-surveillance-equipment/laser-monitoring-system/
Laser Monitoring System. The PKI 3100 laser monitoring system was developed for covert observations in order to extend the surveillance to rooms which can not be entered. As soon as there is a line of sight to the room to be monitored (max. 300 m), the PKI 3100 monitoring system can be used. Acoustic sound waves, as for example human speech ...
Laser Mic Makes Eavesdropping Remarkably Simple | …
https://hackaday.com/2010/09/25/laser-mic-makes-eavesdropping-remarkably-simple/
The receiver module has a phototransistor to pick up the infrared laser light, and an LM386 audio amplifier to generate the audio signal …
Laser Listeners - Information Unlimited
https://www.amazing1.com/laser-listener.html
May also be used as a long range laser voice communicator with a range usable to 10 miles line of sight with the proper optics. Low cost audio surveillance science project or useful device for listening to power line faults, over pressured pipes, etc. The modules can be set up on individual tripods to show the proof of concept.
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