CHP Guardian Units
Security outside the Hancock Park home where Obama was holding a fundraiser Monday evening. It takes a few CHP motors (Guardian Units) to secure the motorcade when the Prez is in town.
Credit: Lawrence K. Ho / Los Angeles Times
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Southern California Monitoring Association
Do public safety personnel have the authority to stop people from taking photos at emergency scenes? Does it matter whether the filming is being done by the media or ordinary citizens? Perhaps as a result of the wide spread use of digital and cellphone cameras, these questions continue to resurface time and time again. Last…
The acquisition of a mobile mapping system that will enable Riverside County sheriff’s deputies to more quickly locate crime scenes and other hot spots was approved Tuesday by the Board of Supervisors. In a 4-0 vote, with Supervisor Jeff Stone absent, the board signed off on Sheriff Stan Sniff’s request for a $647,000 optional multi-year…
In response to the Congressional directive to prepare a study to assess Amateur Radio’s role in emergency and disaster communications and the impact of private land use regulations on the amateur community’s ability to provide such communications, the FCC issued DA 12-523 soliciting comments from the public. The period for public comment runs until May…
Radio Silence Shuts Out Scanner Listeners: Visalia Police Encrypt All Channels For scanner radio enthusiasts in Visalia, California, the days of tuning into the pulse of local law enforcement are over. As of March 20, 2025, the Visalia Police Department (VPD) has fully encrypted its radio transmissions, effectively silencing the real-time chatter that hobbyists, watchdog…
A portion of the “north loop” of San Diego County’s Regional Communications System (RCS) experienced a major failure when the county-wide power outage hit on September 8, 2011. This was the second major outage for the redundant 800 MHz RCS that was designed to carry public safety communications without the need for a backup system….
The Pasadena Police Department was an early adopter at the advent of two-way radio technology early in the last century. Boston installed the first radio sets allowing officers to communicate with a dispatcher at the station in 1934; by 1937, Pasadena had the equipment in its own squad cars. Even earlier, in 1930, Pasadena became…