Business & Itinerant
Here are several lists of common used business frequencies.
These are also available pre-programmed in downloadable RDF file format .
The FCC has allocated several bands and sets of frequencies for use by businesses. These do not require a prior license although registration is. These commonly employ PL as well as DPL privacy tones.
See FCC regulations section 90.35 more information.
Several firms (eg: Motorola) use a "Star or Dot" marking system for such radios. A guide to these marking systems is listed below:
|VHF||Blue Dot||154.570||Red Dot||151.625||Green Dot||154.6000||Purple Dot||151.955|
|UHF||Brown Dot||464.500||Yellow Dot||464.550||White Dot||462.575*||Black Dot||462.625*|
|Orange Dot||462.675*||J Dot||467.7625||K Dot||457.8125||Silver Star||467.850|
|Red Star||467.900||Gold Star||467.875||Blue Star||467.925|
The Motorola SP10 uses the following, common frequencies with the "Star or Dot" system are emboldened
|Motorola SP10 Portable|
In some areas 457 & 467 channels may be combined for a repeater use with output on the 457MHz channels. Commonly used for communications to load/unload ships etc..
"local control" frequencies are set aside for business operations like malls, warehouses, school campuses etc... A wattage limit of 110W with an antenna height restriction of 100ft. apply. These come with a standard +5Mhz off set and commonly employ PL as well as DPL privacy tones.
Another system aimed at larger stores and warehouses. There are two models one similar to a flip phone (UHF), the other a headset radio setup (VHF).
|Freq.||PL Tone||Freq.||PL Tone|
|HF / VHF||30.8400||82.5||154.5700||88.5||Answering Phone|
These are used by TV and file production crews.
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