November 21, 2025

Test broadband waveguide antennas via VNA calibrated with WR-90 standards, measuring S11 (<-10dB) from 26.5-40GHz. In far-field (15λ away), compare with a reference antenna to record gain (>12dBi) and VSWR (<1.5), validating consistent mode propagation and impedance match. Pre-Test Preparation Pre-test preparation requires building standardized test conditions, including anechoic chamber environment verification (quiet zone size […]

Waveguide components enhance EMC with ultra-low insertion loss (<0.2dB at 10GHz) and robust shielding; precision-machined metal walls (roughness <0.8μm) suppress leakage, confining signals via mode propagation while blocking interference. Low Loss In high-frequency signal transmission, the low-loss characteristic of waveguides stems from the full constraint of electromagnetic waves by their metal enclosed structure. The inner