Multi-Band Motorized Antenna 7 to 430Mhz Yaesu ATAS-120A

Multi-band motorized screwdriver mobile antenna for 7-50Mhz HF bands and VHF 144 and UHF 430Mhz bands, only for Yaesu FT-857, FT-857, FT-450D, FT-450AT, FT-450AT, FT-991, FT- 450, FT-100D, FT-100, FT-891, FT-897 or FT-897D.

This antenna is motorized for automatic tuning via the "Tune" button on the Yaesu set above. A tuning box is not required with the ATAS-120A, the antenna motor is controlled through the coaxial cable and automatically adjusts the size of the radiating strand.

Frequencies: 7/14/21/28/50/144/430 MHz
Max Power: 120W (SSB)
Height: 1.4 to 1.6m
Weight: 900g
Connector: PL-259
Type: 1/4 wave reduced on the HF bands, 1/4 wave on 50 / 144Mhz and 5/8 on 144 / 430Mhz
ROS: Less than 2: 1
Impedance: 50Ω

The ATA-120 Yaesu antenna can be used in portable, mobile or fixed with the radians kit 2m/70cm (ATBK-100)

More details

Data sheet

The ATAS-120A is a mobile screwdriver antenna designed to use only with Yaesu transceivers equipped with the ATAS system. It covers the 7/14/21/28/50/144/430 MHz amateurs bands and compatible with Yaesu FT-857, FT-857D, FT-450D, FT-450AT, FT-991, FT- 450, FT-100D, FT-100, FT-891, FT-897 or FT-897D.

The ATAS-120 antenna uses a motorized tuner that causes the radiant element to reason for a minimum SWR. The antenna is mounted directly on a standard mobile support (not supplied), in mobile, portable or fixed use.

The ATAS ™ antenna is a patented Yaesu system.

Specifications antenna Yaesu ATAS-120

Frequency band: 7/14/21/28/50/144/430 MHz (hamradio band)
Height: 1.4 to 1.6 m
Weight: 900 g
Input Impedance: 50Ω
Max Input Power: 120W
SWR: Less than 2: 1 (with adequate ground plane)

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