RF Ground and Ground Planes – Ham Radio Q and A Episode 4 Today we talk about the RF ground, what it is and when it’s necessary. The purpose of the RF ground is to act as a reflector. It doesn’t radiate RF energy, but instead interacts with the antenna’s radiating elements by mirroring and…
FEATURES: Five inch (5”) (108x65mm) high resolution color display, 800×480 pixels and 24-bits colors. The final stage uses field effect (MOSFET) transistors type BLF188 from NXP, designed to withstand high mismatch (SWR) at the output and intended for operation in aerospace, industrial, mobile, and radio broadcast applications. Compatible with all transceiver models available on the…
Video by R2AA Jack Dan Dan wrote: Just 1 hour operating in “20 YEARS RCC@-marathon. I have never heard such a pile up… even from 5B4 and EA8… More than 380 QSOs in a hour in “59-59” mode.
Features: SDR + measurement instruments rugged steel housing LDMOSFET 10W Linear amplifier (160M-6M) 1Gsps Ethernet interface Software selectable 2 antenna ports with BNC and SO 239 UHF connectors direct connections for a Morse key direct microphone connection with PTT headphones and line out audio low latency connection accessories connection with PTT OUT, PTT IN and…
The Hurricane Watch Net (HWN) has announced plans to activate for the now-Category 4 Hurricane Irma on Tuesday, September 5, at 1800 UTC on 14.325 MHz. The net will remain in continuous operation until further notice, continuing on 20 meters for as long as propagation allows, then switching to 40 meters, 7.268 MHz. If propagation…