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Digital mobile radio (DMR) is a digital radio standard for voice and data transmission in non-public radio networks.It was created by the European Telecommunications Standards Institute (ETSI), [1] and is designed to be low-cost and easy to use.
The most common set of supported tones is a set of 39 tones including all tones with Motorola PL codes, except for the tones 8Z, 9Z, and 0Z (zero-Z). [6] The lowest series has adjacent tones that are roughly in the harmonic ratio of 2 0.05 to 1 (≈1.035265), while the other two series have adjacent tones roughly in the ratio of 10 0.015 to 1 ...
Motorola HT1000 hand-held two-way radio. Professional mobile radio (also known as private mobile radio (PMR) in the UK) are person-to-person two-way radio voice communications systems which use portable, mobile, base station, and dispatch console radios.
Motorola first introduced digital two-way radio in the U.S. in 1991 under the name ASTRO Digital Solutions. [1] With the completion of the APCO Project 25 standard, Motorola introduced the ASTRO 25 solution and migrated its ASTRO Digital Solutions customers to ASTRO 25. Project 25 (also known as P25) is a suite of digital radio communications ...
DIMETRA IP is the brand name under which Motorola markets its implementation of the TETRA digital radio communications standard. When Motorola split into Motorola Solutions and Motorola Mobility in 2011, [1] Motorola Solutions retained Dimetra and other public safety brands and products while Motorola Mobility retained smartphones and other consumer products.
In essence, a trunked radio system is a packet switching computer network. Users' radios send data packets to a computer, operating on a dedicated frequency — called a control channel — to request communication on a specific talkgroup.
It's fizzy, fast and fabulous.
This is a list of Motorola products. Motorola Mobility is an American subsidiary company of Chinese multinational technology company Lenovo that manufactures consumer electronics and telecommunications products.