On March 1, 2024, Daiichi Denpa Kogyo Co., Ltd., an antenna manufacturer known for its "Diamond Antenna" brand, announced that it will start selling the "A1430S8" directional antenna, which supports two 144/430 MHz bands.
It is a compact product that functions as a 3-element Yagi (9.0 dBi gain) in the 144 MHz band and a 5-element Yagi (10.0 dBi gain) in the 430 MHz band with a single feedline. The input power is 100 W (FM).
The A1430S8 is a Yagi antenna that supports two 144/430 MHz bands with one feed section. There are eight long and short elements, but the longest element functions as a 3-element Yagi in the 144 MHz band, and the shortest element functions as a 5-element Yagi in the 430 MHz band.
The company previously launched the "A1430S7" dual-band antenna for the 144/430 MHz band (144 MHz band: 7.5 dBi, 430 MHz band: 9.3 dBi), which featured seven elements (long and short), but production has now ceased. It has become. It can be said that the A1430S8 that appeared this time is an updated version of it.
Diamond promotes the A1430S8 by introducing a dual-band Yagi antenna that can be used compactly for both mobile and fixed use'' because it is small, lightweight (1.2 kg), and compact (maximum external dimensions 1400 x 1030 x 50 mm). Below are some excerpts from the company's new product materials.
·Model number: A1430S8
·Feature 1: Dual-band 144/430 MHz with a single feedline
·Feature 2: Small, lightweight, compact, indispensable. Installation requires no tools.
*This antenna cannot be stacked.
*The pole and cable in the photo are not included with the product.