About VA3DBJ

We are situated in eastern Clarington, in Durham Region.  This site is dedicated to general and amateur radio communications in the Durham Region, Northumberland, Kawartha Lakes and Peterborough area. The primary focus will be Amateur Radio, but I do spend a lot of time on other areas with my...

California Earthquakes Disrupted HF Propagation on West Coast

From: ARRL.org British Columbia radio amateur Alex Schwarz, VE7DXW, said that an Independence Day magnitude 6.4 earthquake in California’s Mojave Desert and multiple aftershocks negatively affected HF propagation on the US west coast. Schwarz, who maintains the “RF Seismograph” and has drawn a correlation between earthquake activity and HF band...

Restraint Urged in Response to 2-Meter Reallocation Proposal

From: ARRL.org Representatives of International Amateur Radio Union (IARU) member-societies in Europe are advising restraint in the wake of a proposal to consider the allocation of 146 – 148 MHz to the Aeronautical Mobile Service (AMS) at World Radiocommunication Conference 2023 (WRC-23). France recently raised the prospect during a...

New Security Warning Issued For Google’s 1.5 Billion Gmail And Calendar Users

Story by Davey Winder – Forbes Google’s Gmail email service is used by upwards of 1.5 billion people. The Google Calendar app, meanwhile, has been downloaded more than a billion times from the Play Store. Security researchers have this week warned that threat actors are exploiting the popularity of...

Weather and Climate

The difference between weather and climate is a measure of time. Weather is what conditions of the atmosphere are over a short period of time, and climate is how the atmosphere “behaves” over relatively long periods of time. Weather Weather is the state of the atmosphere, describing for example the degree...

Teen Hacked Apple Twice Hoping to get Job.

Teen hacked Apple twice hoping to get job but got caught by FBI and police. A 17-year-old Australian boy accused of hacking Apple twice in an effort to get a job has pleaded guilty to multiple computer hacking charges. The teenager hacked into Apple’s mainframe in December 2015 and...

Need a Reason to Drop Google Chrome?

Google is planning to restrict modern ad blocking Chrome extensions to enterprise users only. This is despite a backlash to an announcement by Google in January proposing changes that will stop certain ad blockers from working efficiently. The proposal–dubbed Manifest V3–will see a major transformation to Chrome extensions that includes a...

VA3DBJ Weather Station Back Online

The VA3DBJ Weather station is now back online. The software has been updated to latest version of Cumulus. You can access directly by typing weather.va3dbj.ca in your browser. This weather updates every 2 minutes but the gauges are updated every minute or two.  You can also receive hourly reports...

Morse Code Marks 175 Years of Dots and Dashes

The first message sent by Morse code’s dots and dashes across a long distance travelled from Washington, DC to Baltimore on Friday, 24 May 1844 — 175 years ago. It signaled the first time in human history that complex thoughts could be communicated at long distances almost instantaneously. Until then, people...

WWV Celebrating 100 Years

The National Institute of Standards and Technology Radio Station WWV will be celebrating its 100-year anniversary in October 2019. The oldest continuously operating radio station in the world deserves a grand celebration. The National Institute of Standards and Technology (NIST) and the Northern Colorado Amateur Radio Club (NCARC) have reached...