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Golden Globe Race 2018 – 50 Year Anniversary

Introduction The Golden Globe Race 2018 commemorates the original Sunday Times Golden Globe 1968, a non-stop, single handed round the world yacht race.  It was won by Sir Robin Knox-Johnston in Suhaili. Nine contestants entered and only Knox-Johnston finished. Bernard Moitessier decided not to finish but go around the world for a second time! (Ref.1). […]

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Telecommunications

GNU Radio ATSC_8VSB Transmitter Simulation

In the previous post, I discussed using Splat! to predict the receive level of an RF signal. In particular I considered CBLFT UHF CH25 as received from the CN Tower as shown above in Figure 1. In order to study ATSC_8VSB which is the DTV standard used in North America, GNU Radio can be used […]

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Telecommunications

Splat! RF Signal Propagation, Loss and Terrain Analysis Tool

About Splat! Splat! is an RF Signal Propagation, Loss, And Terrain analysis tool for the electromagnetic spectrum between 20 MHz and 20 GHz. Splat! software is Copyright © 1997-2018 by John Magliacane KD2BD. Ref.1. Splat! is free software. It may be redistributed and/or modified under the terms of the GNU General Public License Version 2 […]

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Electronics

Create Any Waveform on Your Function Generator

Function Generators typically produce Sine, Square, Triangle, Saw Tooth and DC signals. Many modern instruments include an AWG or Arbitrary Waveform Generator signal as an additional selection. This allows you to construct your own custom waveform to meet your testing needs. Typical examples might be a dual/multi tone audio signal to test intermodulation distortion in […]

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Maiden – Whitbread Round The World Race 1989

Just saw Alex Holmes’ s documentary “Maiden” at the Toronto International Film Festival. It’s about Tracy Edwards all female crew that sailed around the world in the Whtibread 1989 race. It follows Tracy’s early life and the various steps leading up to the race. An incredible study of courage, persistence and bravery in the face […]