ham radio – Page 271 – Nerfd.net

KN-990 HF 0.1~30MHz SSB/CW/AM/FM/DIGITAL IF-DSP Amateur Ham Shortwave Radio Transceiver Spectrum

KN-990 Features: 3.5 inch LCD, without touch fuctionFrequency range: Reception: 0.1~30MHztransmitting : Amateur shortwave bandWorking mode: SSB/CW/AM/FM/DIGITALReceiving sensitivity: 0.2uVMinimum frequency step:...

PJ5/W5JON Sint Eustatius. From DXNews.com

PJ5/W5JON will be active from Sint Eustatius Island, IOTA NA – 145, 25 October – 1 November 2021.

V47JA Saint Kitts Island. From DXNews.com

W5JON will be active again as V47JA from Saint Kitts Island, IOTA NA-104, 16 October – 12 November 2021.

Transatlantic Tests Mark 99th Anniversary

On December 11, 1921, radio history was made when the signal from amateur station 1BCG in Greenwich, Connecticut, was...

Low-Noise H-Mode Receiver Mixer Developer Colin Horrabin, G3SBI, SK

Prominent British radio amateur Colin Horrabin, G3SBI, died over the last weekend in November, a month after a cancer...

Australian Radio Amateurs Denied Access to 60 Meters

First Solar Image from Hawaii Observatory Shows Close-Up of a Sunspot

The world’s largest solar observatory, National Science Foundation (NSF) Daniel K. Inouye Solar Telescope in Hawaii, has released its...

mAT-705 Tuner Introduction

mAT-705 Tuner Introduction The MAT-705 is a very small and powerful tuner for portable shortwave devices, especially designed for...

Geomagnetic Storm Watches Are in Effect through December 11

NOAA’s Space Weather Prediction Center (SWPC) reports that geomagnetic storm watches are in effect through December 11, due to the effects of...

A One-Two Direct Punch from the Sun | Informal Solar Storm Forecast 12-08-2020

A One-Two Direct Punch from the Sun | Informal Solar Storm Forecast 12-08-2020 Antenna How a Beverage Antenna Works...

Iceland: 1850 kHz authorization renewed

Iceland’s IRA received a positive response from the Post and Telecom Administration (PTA), December 4, to their request to...

FTDX10 – New Video

FTDX10 Hybrid SDR Configuration: Like the FTDX101 series, the new FTDX10 utilizes the Yaesu Hybrid SDR configuration – Narrow...

Turn a Cheap Ham Radio Into An APRS & WinLink Transceiver

“Today we take a look at the Mobilinkd TNC3. The TNC3 uses the KISS protocol to feed packet data...

QYT KT-780 Plus 100 Watts 2 meter Mobile Radio Review and Demo

The QYT KT-780 Plus is a 100 watt mobile radio on the 2 meter Amateur Radio Band, and works...

Build your own Roll Up Slim Jim Antenna for the 2 Meter Ham Radio Band.

Build your own Roll Up Slim Jim Antenna for the 2 Meter Ham Radio Band. Antenna “Big Wire Antennas”...

C7.4 solar flare

Solar activity has been fairly boring during the past few days but a surprise solar flare woke us up....

The AD-3446 is a new large, full-size antenna for 40, 20, 15 and 10 meters

The AD-3446 is a new large, full-size antenna for 40, 20, 15 and 10 meters. 4 efficient monobenders per 1...

New Antenna Physics Book from ARRL!

Written to bridge the gap between basic theory and graduate-level engineering texts, the second edition of Antenna Physics: An...

CP1XRM Bolivia. From DXNews.com

Antonio, EA5RM will be active again as CP1XRM from Bolivia, 9 – 26 January 2021.

5Z4/LA9PF Kenya. From DXNews.com

Cato, 5Z4/LA9PF will be active from Kenya, January – May and October – December each year.

PJ4/PA5X Bonaire. From DXNews.com

Johannes, PJ4/PA5X will be active from Bonaire Island, IOTA SA – 006, 6 – 10 December 2020.

Ham Radio Deluxe

Read this BEFORE you download and install this software. Keys formatted like “ASDF-QWER-ZXCV-ASDF” will NOT work. That software license...

NN4NT

Episode 330 – Rob Suggs – NN4NT Rob Suggs, NN4NT, is a space scientist at NASA, specializing in outer...

Skywarn Recognition Day – 2020

December 5, 2020 from 0000z to 2400z SKYWARN™ Recognition Day was developed in 1999 by the National Weather Service...

6V1A Goree Island. From DXNews.com

6V1A Team will be active again from Goree Island, IOTA AF – 045, 18 – 20 December 2020.