W6LG, Jim, shows the loss in RG8X in a simple demonstration without using Algebra and Smith Charts.
Liquid-based antennas offer unique advantages over metal ones By Michelle Hampson A new antenna that uses saltwater and plastic instead of metal to sh... Read more
“Since my 6m Delta Loop seems to work pretty well I decided to build one for the 30m band to be used with my Spiderbeam 12m mast. Unfortunately... Read more
ARES volunteers in Hawaii took the opportunity of the 2019 Simulated Emergency Test (SET) on October 6 (UTC) to test Winlink radio messaging to the US... Read more
Released the IP501M dual-SIM compatible in- vehicle IP transceiver compatible with 2 carriers of au / NTT DOCOMO .
Product name / model name In-vehicle IP transceiver / IP501M Suggested retail price Open price Release date Monday, September 30, 2019 Annual sales pl... Read more
Radio Waves The modern world is awash in a sea of radio waves — currents of electromagnetic radiation upon which our digital lives depend. What if you... Read more
“I’m currently testing a new software for the DV4home. The modifications included, the DMR+ complete masters list, the Brandmeister reflec... Read more
Description： RT90 supports analog and digital mode, It provides dual band, dual standby, dual display, dual time slot, operating on both 400-480MHz UH... Read more
The TYT TH-9800 QuadBand Transmit, Twin Receive, Dual Display FM Radio Transceiver for the 10 Meter, 6 Meter, VHF 2 meter & UHF 70cm Bands! * Load... Read more
PRESS RELEASE Qixiang Electron Science & Technology Co., Ltd was founded in January 1993, and is locate in Quanzhou in China. Qixiang is a high-te... Read more