The ShengDa Com SD90VU Dual Band Magnet Mount Mobile Amateur Ham Radio Antenna is a high-quality radio antenna designed for amateur radio enthusiasts. This antenna is compact and portable, making it an excellent choice for use on the go. The SD90VU model is designed to be mounted on the roof or trunk of a vehicle using its strong magnet base.
The SD90VU antenna is a dual-band antenna, which means that it is capable of transmitting and receiving signals on two different frequency bands: VHF and UHF. The RX VHF frequency range is 136-174 MHz, while the RX UHF frequency range is 400-470 MHz. Transmitting is optimal in the amateur band of 144-148 MHz and 430-450 MHz. This makes the SD90VU antenna ideal for use with handheld amateur radios, mobile radios, and other transceivers that operate in these frequency ranges.
The SD90VU antenna is constructed using high-quality materials to ensure durability and reliability. The antenna is made of stainless steel, which is resistant to rust and corrosion, and the base is made of high-strength magnet materials. The antenna is also designed to be weather-resistant, so it can be used in all kinds of weather conditions.
This antenna has a total length of ~20 inches (50 CM), and it has a gain of 2.5 dBi on the VHF band and 3.5 dBi on the UHF band. The antenna also has a power rating of 100 watts, which means that it can handle high power transmissions without being damaged.
One of the best features of the SD90VU antenna is its easy installation process. The antenna comes with a 13.5-foot RG-58A/U coaxial cable, which connects directly to the mobile radios SO-239 connector. This connector is compatible with most amateur radio transceivers, so it is easy to connect the antenna to your radio. The connector on the coax is the standard PL 259 connector.
Overall, the ShengDa Com SD90VU Dual Band Magnet Mount Mobile Amateur Ham Radio Antenna is an excellent choice for amateur radio enthusiasts who want a high-quality, reliable antenna that can be used on the go. Its dual-band capability, durable construction, and easy installation process make it a great choice for a wide range of amateur radio applications.
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