Non linear junction detector pdf

In this way, the orion hx deluxe nljd detects and helps to locate hidden electronics or eavesdropping devices regardless of whether the. Lornet is a family of nonlinear junction detectors from russias leading expert in the field of radio frequency analyzers. Non linear junction detector on sales quality non linear. The overall effectiveness of this product, and of any surveillance countermeasure, is dependent on the threat level and the users ability to properly utilize the appropriate equipment.

He has a twopart series on how to build your own non linear junction device, but it. The orion utilizes three different methods of operation that. It will detect the presence of semiconductor circuits that are used in all modern electronic devices such as mobile phones, tracking devices, listening devices, covert cameras, digital voice recorders, sim cards etc. Experimental performance analysis nonlinear junction detectors nljd are used for detecting objects which. Nonlinear junction detector may 2015 products the new orion 2. Orion900 nonlinear junction detector user manual orion hx. The nonlinear junction detector lornet24 further nljd is used for search and location of electronic devices both in active and switchoff state. Non linear junction detector police equipment throwable robot with good quality and competitive price 1. When the system receives a strong 2nd harmonic, it indicates the presence of. The non linear junction detector is a perfect tool for inspection of vital spots in companies, banks, conference halls, house rooms, or correctional facilities.

A non linear junction detector is nothing more than an instrument which detects harmonic anomalies, nothing more. The principles of nonlinear detection and its application in the modern security systems. Nonlinear junction detector nljd dt801high quality. Non linear junction detector pdf junction detector for finding hidden electronic devices. Nonlinear junction detectors nljd are used for detecting objects which contain pn junction or corrosive materials mm junction in a target area. They work by transmitting a clean no harmonics or audio modulation 900 mhz rf signal at the target location and displaying the received signal strengths of the detected second 1800 mhz and third. Cheap units use high power to overcome poor receiver sensitivity and poor noise figures. Nonlinear junction detector back in the early 70s a method was developed to detect eavesdropping devices though the analysis of harmonic emissions caused by an illuminating signal when it is reflected off of a target.

A non linear junction detector designed for counter surveillance measures achieves superior performance by using a single circularly polarized antenna to transmit a signal and to receive harmonics of the transmitted signal that are reradiated by a non linear junction such as would be found in a eavesdropping device containing a semiconductor. Artificial intelligence algorithm is used to analyze the harmonic law, so as to detect and identify the. If a pair of wires carried a suspicious voltage, it was important to know if voices were on the wires, and whose voices they were. The entire range of detector is used for counter surveillance search works in premises, transport and outdoors. There are e two basic procedures to using any non n. The handheld orion hx deluxe non linear junction detector nljd has interchangeable 2.

Non linear junction detector westminster international ltd. The orion non linear junction detector nljd manufactured by rei in algood tennessee usa, detects electronic components allowing the user to detect and locate hidden electronic items such as hidden cellular phones, even if the electronic item is turned off or not transmitting. The non linear junction detector nljd lornet is designed to detect hidden electronic devices which contain semiconductors with pn junctions such as covert audio and video transmitters, audio and video recorders more generally referred to as eavesdropping devices, actuation and timer circuitry of improvised explosive devices ieds. Cayman st402 is the latest non linear junction detector of series cayman and is designed for search and detection of hidden electronic devices installed in. Nonlinear junction detectors semiconductor device detectors are used to detect covert surveillance devices mounted in building structures, furniture or other interior features. The model has been designed especially for accurate. Nonlinear junction detector nljd wg02, wg04, wg10 a lightweight and flexible suite of nljds offering increased target detection and discrimination. Us6163259a pulse transmitting nonlinear junction detector. Nr900 ek eagle nonlinear junction detector sekotech. Non linear junction detector transmit power is relatively meaningless. Non linear junction detector b2 is a small size search appliance designed for the detection of electronic componenets, both active and passive, disguised in various environments.

The nonlinear junction detector lornet0836 is the indispensable tool for quick and reliable detection of devices containing semiconductor components. A target junction is illuminated with energy at a fundamental rf frequency and reflections from the nonlinear junction are analyzed to determine the type of junction detected. This detector can be successfully utilized for suspect person inspection at a certain check point. Skanstorget 10, 411 22, gothenburg, sweden telfax number. The search head is extremely light and extends up to 1 metre to reach the places that other. Microlabfxr non linear junction detector us department of.

The nonlinear junction detector nljd lornet is designed to detect hidden electronic devices which contain semiconductors with pn junctions such as covert audio and video transmitters, audio and video recorders more generally referred to as eavesdropping devices, actuation and timer circuitry of improvised explosive devices ieds. The orion toolkit is designed to fit inside the case with the orion nonlinear junction evaluator. The edd24t handheld non linear junction detector is designed, manufactured and tested in england to highest technical standards. The system equipped with high selectivity receiver along with unique detection algorithm achieving high sensitivity of 3 dbm. Nr900 ek eagle nonlinear junction detector listed in non linear junction detectors nr900 ek designed for fetection of mines and explosive device with electronic fuses activation system concealed on the ground surface, slightly in the ground snow, under. A nonlinear junction detector designed for counter surveillance measures achieves superior performance by transmitting a series of pulses and receivi. This document is intended to provide guidance and instruction on using the orion hx nonlinear junction detector for finding hidden electronic devices. Non linear junction detector or nljd designed specifically for professional countermeasures use tscm. Non linear junction detector the orion hx is available in several different models.

Non linear junction detector non linear junction detector. Packaging, transmit power, and frequency ranges may vary depending on the model purchased. Used to detect and locate hidden electronic devices, whether they are switched on, switched of or in standby mode. The orion nonlinear junction detector nljd manufactured by rei in algood tennessee usa, detects electronic components allowing the user to detect and locate hidden electronic items such as hidden cellular phones, even if the electronic item is turned off or not transmitting. The orion hx deluxe nljd is used to sweep areas for electronic semiconductor components. Advanced and light weight powerful non linear junction detector nljd. Any positive indication must be verified with a metal detector, xray examination, thermal viewer, and a physical inspection to confirm the actual presence or absence of an eavesdropping device. Artificial intelligence algorithm is used to analyze the harmonic law, so as to detect and identify the electronic equipment with non linear junctions. Non linear junction detector may 2015 products the new orion 2. B2 provides detection of receivertransmitter equipment and radioelectronic devices, including simcards of mobile phones, voice recorder and others.

Non linear junction detectors, nljd, nljd equipment. The sensitivity and bandwidth of the receiver is a far more important issue. These tags caan be used to o verify the prroper operatiion of the or rion unit. It is designed to find specialized covert surveillance equipment containing semiconductor components. The power output level of a transmitter emitting the illuminating signal is automatically controlled so as to drive the signal strength of the received signals towards a predetermined value, e. In general the better units more effective are the lower powered ones. This tool kit is sold with the orion nonlinear junction evaluator and provides tools that are uniquely suited for use with a nonlinear junction detector. Nljd nr900 ems is an impulse emission type nljd, with the output power not less than 150 wt, detector katranlux is a continuous emission type nljd, with the output not less than 1,5wt. Non linear junction detectors nljd are used for detecting objects which contain pn junction or corrosive materials mm junction in a target area. A non linear junction detector nljd is wellknown method of detecting hidden transmitters andor other electronics even when powered off by transmitting a clean, lowpower 900 mhz signal and displaying the received signal strengths of the returned second 1800 mhz and third 2700 mhz harmonics. Keeping track with the market development, we are engaged in providing our clients non linear junction detector. Nonlinear junction detector may 2015 hitech security. The non linear junction detector is intended for searching devices containing semi conductors.

The non linear junction detector, or an nljd, is a device that illuminates a small region of space with highfrequency rf energy. In this way, the orion hx deluxe nljd detects and helps to locate hidden electronics or eavesdropping devices regardless of whether the electronic. The nonlinear junction detector is a perfect tool for inspection of vital spots in companies, banks, conference halls, house rooms, or correctional facilities. The nljd is available in a range of output powers 2w, 4w and 10w. Lornet nljd equipment is used technical surveillance countermeasures tscm works via detecting hidden electronics. A nonlinear junction detector nljd is a countersurveillance tool commonly used for detecting hidden transmitters or other electronic items. Non linear junction detectors nljd selcom security. A nonlinear junction detector nljd is wellknown method of detecting hidden transmitters andor other electronics even when powered off by transmitting a clean, lowpower 900 mhz signal and displaying the received signal strengths of the returned second 1800 mhz and third 2700 mhz harmonics. Please advise, what are the differences between nonlinear junction detectors st400 cayman, atranlux, nr900 ems. The companys priority is a development of nonlinear junction detector nljd technology. Nonlinear junction detectors product categories selena. Product introduction the t32 throw robot is one rugged, throwable mobile reconnaissance robot.

Overview fjtcs6 nonlinear junction detector is used for search and location of electronic devices both in. The detector operation is based on the property of semiconductor components to generate a response at the 2 nd and 3 rd harmonics when radiated by an uhf probing signal. The detector operation is based on the property of semiconductor components to generate a response at the 2d and 3d. A non linear junction detector nljd is a countersurveillance tool commonly used for detecting hidden transmitters or other electronic items. Examples of nonlinear junctions are semiconductor junctions or junctions between dissimilar metals.

Nonlinear junction detector fjtcs6 with good quality and favorable price 1. The second is a stteel wool pacck, to simulatee a corrosive metal. The orion hgo4000 is reis original high gain nonlinear junction detector for special applications. This document is intended to provide guidance and instruction on using the orion hx non linear junction detector for finding hidden electronic devices. Product categories nonlinear junction detectors nljd. Nonlinear junction detector nljd dt801high quality from. Any non linear junction in the vicinityfor example, and particularly, the pn junctionwill receive this energy, and because of the asymmetric response of the junction to an electric field, it will mangle it, reemitting some of it on multiples of the. The handheld orion hx deluxe nonlinear junction detector nljd has interchangeable 2. This manual contains proprietary information intended solely for use with the orion nonlinear. Any non linear junction in the vicinityfor example, and particularly, the pn junction will receive this energy, and because of the asymmetric response of the junction to an electric field, it will mangle it, reemitting some of it on multiples of the. A nonlinear junction detector hereinafter nljd is a device which can be used to detect junctions between two materials exhibiting dissimilar electronic or electrical properties.

The phjd900 is a stateofart non linear junction detector based on the latest technology and includes dds and dsp components. The orion is a stateoftheart nonlinear junction detector for detecting hidden electronic devices. Nonlinear junction detectors lornet, countersurveillance. The nonlinear junction detector, or an nljd, is a device that illuminates a small region of space with highfrequency rf energy. Nonlinear junction detector emits sband fundamental wave to the target area or object, and the receiver captures the second and third harmonics generated by the target object. A nonlinear junction detector nljd is wellknown method of detecting hidden transmitters andor other electronics even when powered off by transmitting a clean, lowpower 900 mhz signal and displaying the received signal strengths of the returned second 1800. The ultracompact nonlinear junction detector lornet24 further nljd is used for search and location of electronic devices both in active and switchoff state.

Phjd24 is a stateofart the non linear junction detector based on the latest technology and includes dds and dsp components. Nrchp can detect typical target in every operational mode. Unfollow non linear junction detector to stop getting updates on your ebay feed. Nonlinear junction evaluator rei research electronics. Nonlinear junction detectors have a very peculiar designation, therefore their usage is conditioned by goals set by customers. The working principles of nljds provide the possibility of sweeping for electronic devices, regardless of whether they are active turned on or inactive. Taking into account great variety of nljd equipment there is a specific model for any purpose you may require. The orion hgo4000 can locate listening devices and semiconductors in walls floors, ceilings, fixtures, furniture or containers and provides a user the capability to detect hidden electronic devices, regardless of whether the device is radiating, hard wired, or even turned off.