Practical Wireless Magazine September 2019 Retour à l'édition précédente

IN THIS MONTH'S MAGAZINE:

• Keylines: Reflecting on this month’s issue and the apparent threat to our 2m band
• News: Our monthly roundup of news from the UK and internationally
• Pro Antennas DMV-II: WE try out the new Pro Antennas DMV-II compact portable dipole for 80 and 60m
• The 11th Practical Wireless 70MHz Contest: Inviting readers to participate in the Practical Wireless 70MHz Contest
• Laserbeam-Vari from Sotabeams: A look at a handy accessory from SOTABEAMS, a variable digital audio filter
• Getting Going on 23cm (Part 3): Completing our look at 23cm
• Carrying on the Practical Way: An effective multiband homebrew antenna for a small garden or a newcomer to HF
• Making Waves: Terrestrial television broadcasting and why the transmitting antennas are located on such tall towers
• HF Highlights: The autumn contest season, a 50th anniversary and another bugbear
• In the Footsteps of Marconi: Emulating what Marconi did all those years ago
• Valve and Vintage: Some significant ‘firsts’ in transatlantic wireless communications
• The World of VHF: Good and bad news regarding the 2m band
• Kits and Modules: An oscilloscope suggestion and a digital filter
•Building a uBitx HF QRP ‘Go-Box’, Part 2: Completing uBitx HF transceiver the build and reflecting on lessons learned
• What Next: Front-to-back ratio of antennas and places in Cornwall of interest to radio amateurs
• Data Modes: The latest incarnation of the Raspberry Pi
• Isles of Scilly Expedition April 2019: An interesting IOTA DXpedition
• DX0S June 2019: An island DXpedition to The Philippines
• Rallies: Our usual comprehensive list
• Starting Over: Electrostatic discharge precautions, persistence and tree felling
• How to decipher the Instructions in Chinese Hobby Kits: Advice on deciphering Chinese instructions
• Doing it by Design: An accurate calibrator for your S meter