User Manual - IsraeliSurveillance.com
Contents
1. the room2. AJ 40 RECHARGEABLE AUDIO JAMMER INSTRUCTION MANUAL The AJ 40 has 63 volume levels When the unit is turned on it s on volume level 15 You can push the up arrow once for each step or just hold down the up arrow to increase the volume rapidly The down volume works in the same manner This unit has a rechargeable Lithium lon battery and should only be charged with the supplied charger Should the battery ever need replacing please contact Capri Electronics LLC for the correct battery with the proper insulating padding BATTERY LIFE The battery should last around 3 hours on the highest step but should last around 6 hours on step 50 Once the battery is dead it should recharge in under 2 hours When charging the power LED will glow amber when it s fully charged the power LED will be a solid green When operating on battery power the power LED will flash green every 3 seconds THEORY All types of bugging devices transmit or record every sound generated within its detection range The AJ 40 generates a sound that will mask the human voice As long as the volume of the conversation is lower than the volume of the AJ 40 no bugging device or expensive sound equipment can separate the conversation from the masking noise The AJ 40 protects your conversations from eavesdropping by generating an unfilterable masking sound which constantly varies in frequency and amplitude All the eavesdropper will hear is a loud hissing noise The AJ 40 i
3. s effective against any transmitting microphone based eavesdropping device including RF transmitters bugs shotgun microphones and hard wired microphones It will also protect against microwave and infrared laser reflection types of eavesdropping devices which monitor the sound waves reflecting off of glass surfaces such as windows AUDIO JAMMER PLACEMENT The AJ 40 should be placed in the center of the conversation area with the speaker facing up Turn the unit on and adjust the volume control to an appropriate level Remember that for maximum protection you must talk lower than the sound generated by the AJ 40 Keep in mind that the larger the room is the higher the volume will need to be The AJ 40 should provide a masking noise over an area of 200 square feet at full volume For very large rooms we recommend an additional audio jammer for each 200 square feet of area Because bugs can be hidden just about anywhere try to conduct your conversations without any devices such as telephones lamps radios etc between you and the person you are talking with When choosing where to place the audio jammer pay close attention to the layout of the room In asmall room with no windows placement in the center of the room would work best For an office with a window placement should be where both the window and the desk are covered In large rooms or rooms with multiple windows more than one jammer will be needed to cover both the windows and the rest of
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