Jim makes and then shows his tunable half wavelength dipole antenna. Using an antenna analyzer,
Jim finds the resonant frequency and the lowest SWR do not occur at the same frequency.
Jim W6LG uses a signal generator and a panadapter to measure the loss in 30 coax connectors at 14 and 52 mhz down to a fraction of a db. You might be... Read more
Here’s the review of the Alpha Antennas Magnetic Loop. Stay Tuned for the big 3 way shootout with the Chameleon P Loop & the Alexloop. I... Read more
“Jim W6LG talks to G4AKC, David Starkie in England. David is Pedestrian Mobile running about 100 watts to a quarter wavelength long vertical mob... Read more
BaoFeng DM-5R PLUS Transceiver Compatible with Motorola VHF/UHF 136-174/400-480Mhz 2000mAH High Capacity Battery High Power/Low power Repeater Mode Ti... 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
What is DMR? Digital Mobile Radio (DMR) was developed by the European Telecommunications Standards Institute (ETSI) and is used worldwide by pr... Read more