The 30CM Archimedean antenna features unique left/right circular polarization for superior transmission, ideal for wireless communication and satellite application Designed with a wide frequency bandwidth, this PCB antenna supports multiple frequencies, ensuring stable across various communication. Its uniform radiation pattern provides omnidirectional coverage, making it perfect for drones communication, satellite links, and aerospace data transmission. The simple structure easy installation, maintaining stability in challenging environments. Suitable for fields including WiFi networking, and space engineering, this antenna deliver connectivity for professional and industrial use.