The US National telecommunications and Information Administration (NTIA) has released two reports from its recent on-site prison cellular jamming trials at the Cumberland, Md. federal correctional facility in February. TR-10-466 Emission Measurments of a Cellular and PCS jammer at a Prison Facility – http://www.ntia.doc.gov/osmhome/contrabandcellphones/NTIAPrisoncelljammerreport_TR_10_466.pdf 10-468 Inital Assessment of the potential impact from a jamming transmitter [...]

The government communications watchdog has called for public opinion on whether Australia should introduce mobile phone jamming in prisons. The call comes ahead of a proposed NSW State Government trial of mobile phone jammers in Lithgow gaol which if successful could make Australia one of about 10 countries to legalise the practice. Australian and New [...]