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Retevis RT87 handheld radios. Retevis is the brand of chinese based company Shenzhen Retevis Technology Co., Ltd. headquartered in Shenzhen,China. [40] UHF/VHF radios: Retevis RA89 (7 Watt) Retevis RA685 (5 Watt) Retevis RT87 (5 Watt IP 66) Retevis RT95 (20 Watt mobile radio) Retevis RT3S (5 Watt DMR)
The Yaesu VX-1R is a micro-miniature multiband FM transceiver with extensive receiver frequency coverage intended for use in licensed "Ham" or amateur radio operations. It is purportedly the smallest UHF/VHF hand-held transceiver available, with dimensions of 4.7 × 8.1 × 2.5 cm (1.9 × 3.2 × 1.0 in).
The ICOM IC-7100 is a multimode HF/VHF/UHF mobile amateur radio transceiver. The IC-7100 has support for a wide variety of commonly used amateur radio modes including ICOMs proprietary digital voice mode DSTAR. Additionally the radio offers 100 watts on HF, 50 watts on VHF, and 35 watts on UHF. [1]
The Baofeng UV-5R [note 1] is a handheld radio transceiver manufactured by the Chinese manufacturer Baofeng. This model was the first dual band radio (VHF/UHF) to be successfully distributed by a Chinese brand. [citation needed] It is inexpensive and relatively simple to use (though tedious to program without computer software).
So the VHF and UHF wavelengths are used for two-way radios in vehicles, aircraft, and handheld transceivers and walkie-talkies. Portable radios usually use whips or rubber ducky antennas, while base stations usually use larger fiberglass whips or collinear arrays of vertical dipoles.
D-STAR compatible radios are available for HF, VHF, UHF, and microwave amateur radio bands. In addition to the over-the-air protocol, D-STAR also provides specifications for network connectivity, enabling D-STAR radios to be connected to the Internet or other networks, allowing streams of voice or packet data to be routed via amateur radio.
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