Practical Wireless Magazine July 2019 Edición anterior

IN THIS MONTH'S PRACTICAL WIRELESS:

• ICOM IC-9700 - The lowdown on the IC-9700 VHF/UHF transceiver
• Making Waves - The discovery of the ionosphere and some of those who played a part in it
• bhi HP-1 Wired Headphones - A look at the HP-1 lightweight over-ear headphones from bhi.
• Carrying on the Practical Way - Another handy accessory-in-a-box
• The World of VHF - The variety of modes now in use on the VHF bands
• WOLFWAVE Audio Processor - The new audio processor from SOTABEAMS
• In the Footsteps of Marconi - Using the RBN to compare a short vertical antenna with a regular home station dipole
• Doing it by Design - A microphone preamplifier with equalisation
• In Focus – Moonraker - Behind the scenes at PW advertiser Moonraker
• HF Highlights - Looking back over a month of special event activity
• What Next - How digital technology has found its way into the amateur radio station
• Valve & Vintage - How a radio spy almost doomed Britain
• Data Modes - Resuming the Es’Hail project
• SDR for the Revised Licence Exams - The revised exam syllabus with a look at elements relating to SDR
• The Magic of the LCT Tuner - How to build a traditional Link Coupled Tuner
• Kits & Modules - A millivoltmeter and RF probe
• Dayton News - Announcements from Hamvention