BH5HDE pocket Yagi antenna with storage box
Tuning method UHF 433-440mhz
The reverse vibrator (closest to the hand) is pulled out
Excitation vibrator (middle vibrator) tip begins to shrink half-and-a-half
Leading to the vibrator (farthest from the hand), the tip begins to shrink three sections
VHF 144-148
The v-segment vibrator is fully retracted from the root of the second section (that is, the second thick section is retracted)
Portable Yagi antenna designed for the hand platform u section 430-440 three unit Yagi, v section 130-150 one unit dipole antenna.
The band replacement method is done by replacing the pair of excitation elements in the middle.
This antenna cannot be used as a uv transceiver for satellite communication, and can only be transmitted in a single segment or in a single segment.