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Motorola Minitor. Front view of the Minitor V pager. The Motorola Minitor is a portable, analog, receive only, voice pager typically carried by fire, rescue, and EMS personnel (both volunteer and career) to alert of emergencies. The Minitor, slightly smaller than a pack of cigarettes, is carried on a person and usually left in selective call mode.
Plectron Corporation. Plectron R-520 receiver manufactured in 1974. A Plectron is a specialized VHF / UHF single-channel, emergency alerting radio receiver, used to activate emergency response personnel, and disaster warning systems. Manufactured from the late 1950s, through the late 1990s, by the now defunct Plectron Corporation in Overton ...
Pager. A pager, also known as a beeper or bleeper, [1] is a wireless telecommunications device that receives and displays alphanumeric or voice messages. One-way pagers can only receive messages, while response pagers and two-way pagers can also acknowledge, reply to, and originate messages using an internal transmitter. [2]
9501 (Iridium Satellite Pager) PageWriter 2000; Voice. PR2000; PR3000; PR5000; Fire pagers. Motorola BMD pager; MINITOR pager; MINITOR II; MINITOR III; MINITOR IV; MINITOR V; Motorola PageBoy I; Motorola PageBoy II; Motorola Skyfire; Motorola Skyfire II; Two-way radios Mobile radios. APX 7500 (The first "Dual-Band" Offering)
At that time pagers had a limited range and were used mostly in on-site situations for example to call medical personnel in a hospital. By 1990, wide-area paging had been invented and over 22 million pagers were in use. Their number exploded and by 1994, there were over 61 million pagers in use. Motorola’s Pageboy II Pageboy II
HMS M30 was a Royal Navy M29 -class monitor of the First World War . The availability of ten 6 inch Mk XII guns from the Queen Elizabeth -class battleships in 1915 prompted the Admiralty to order five scaled down versions of the M15 -class monitors, which had been designed to use 9.2 inch guns. HMS M30 and her sisters were ordered from Harland ...
The Daily Monitor is a Ugandan independent daily newspaper. Its name is shared by the Saturday Monitor and Sunday Monitor, which are also published by Monitor Publications Limited. [3] Daily Monitor averaged a daily circulation of 24,230 newspapers in September 2011. [4] By the fourth quarter of 2019, that figure had dropped to 16,169 copies daily.
Holter monitor. In medicine, a Holter monitor (often simply Holter) is a type of ambulatory electrocardiography device, a portable device for cardiac monitoring (the monitoring of the electrical activity of the cardiovascular system) for at least 24 hours. The Holter's most common use is for monitoring ECG heart activity (electrocardiography or ...