beverly hills

Hey Guys, can anyone provide information about Beverly Hills Police Department callsigns (service identification letters if applicable), radio codes and procedures? I am familiar with LAPD, LASD, CHP, RSO, etc. communications and expect BHPD to be heavily influenced by the two big departments...

Does anyone have a good source (or private collection) of cool Los Angeles area frequencies not usually published in a normal database? Specifically- I'm interested in: Movie Production/TV Production (The wireless mics they use as well as gneral filming communiaction) Also - Television and radio...