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Radio Jammer

Radio jamming device, WT-DEFENDER used for jamming Walkie Talkie radios by intercepting or blocking the signal in limited area between radios and the DTMF (Dual Tone Multi Frequency), for example, used for safety of patrols against IED’s, Explosive Ordnance Disposal (EOD) and area that has risk from bombing.



The radio jamming device, WT-defender comes from the company’s intention to become an innovation leader to invent and develop Telecommunication products in Thailand in association with National Electronics and Computer Technology Center (NECTEC) with technology transfer of knowledge to produce a high quality radio jammer in Thailand which leads to a reduction of overseas imports and reliance on foreign technology.

  •  Minimum total power output 200 Watts
  • Jamming Frequency range 136-174 MHz and 245-246 MHz for Walkie Talkies
  • Strong, Compact and Waterproof case
  • Power supply : 12V battery or 220 VAC
  • Indicator light status for power on/off for each frequency and Battery Voltage levels
  • Wired Remote control on/off switch
  • Made in Thailand in associated with NECTEC and ISO 9001:2008
  • After Sales Service by PlanetComm