The Communicator May-June 2025

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1 May 2025 | by John VE7TI | Share | | Leave a Comment (0)

Another full issue

Its a big issue, and great articles, along with our regular columnists.

Now read in over 165 countries, this issue brings you 120+ pages of Amateur Radio content from the Southwest corner of Canada and around the globe. With less fluff and ads than other Amateur Radio publications, you will find Amateur Radio related articles, projects, profiles, news, tips and how-to's for all levels of the hobby.

Download the May-June 2025 Communicator in
LARGE or SMALL format, or read it on-line like a magazine

Previous Communicator issues:

Search for past Communicator issues

We now have a comprehensive searchable index back to 2007
HERE.

As always, thank you to our contributors, and your feedback is always welcome.

The deadline for the next edition is June 15th.

If you have news or events from your club or photos, stories, projects or other items of interest from BC or elsewhere, please contact us at [email protected]

73,

John VE7TI
'The Communicator' Editor

The Table of Contents for the May-June 2025 Communicator issue:

The Rest of the Story: Pavel Schilling .............................................4
NEW! A Complete Search Engine for The Communicator ..............7
News You Can’t Lose: ..................................................................12
News You Can’t Lose: Some enjoyable listening ahead! ..............12
News You Can Lose: ARRL New Taxes for DX QSOs ..................13
Mentoring Young Hams .................................................................15
Post Special Event Summary: Operation Manna: .........................18
Manna@80: The more unique contacts made by VB7MAN ..........24
Radio Oranje and the ‘Kraut Sieve’ ...............................................25
Radio Ramblings: Computing Science and Amateur Radio ..........28
Computing Science and Amateur Radio ........................................28
A LoRa-Based Mesh Network for Emergency Communication .....39
A Heathkit “Cantenna” Deep Dive ................................................41
Testing “Cantenna” oil ....................................................................43
Making a Better Heathkit "Cantenna" ............................................46
Another Notable Manna/Chowhound 80 Contact ..........................48
Exploring the iCOM IC-7300's Internal Antenna Tuner ..................49
Automatic Antenna Tuners & Couplers ..........................................52
Electronic Keyers & Keyer Paddles ...............................................53
Transients and Spikes on Power-line Voltage: ..............................55
So... What is an MOV? ..................................................................57
Testing MOVs ................................................................................59
A Cheap and Light Weight HF Antenna .........................................60
SO-124 [HADES-R] Satellite .........................................................61
Tracking the ISS with an Arduino-Based System ..........................63
Wondering where you can be heard? ............................................64
A Reference for Coaxial Cable ......................................................65
YADD: Maritime HF Activity Revisited ...........................................66
The Mystery of the Mis-keyed Callsign ..........................................69
Exploring Digital QSL Cards with DigiQSL: ...................................70
How to Operate Pedestrian Mobile ................................................72
Ham Radio Outside the Box: 25 Years a Ham ..............................75
2m: Weak-Signal Performance of Common Modulation Formats .79
Zero Retries: An Introduction to the IP400 Network Project ..........82
KB6NU: Buttons Are Back, Baby! ..................................................85
KB6NU: Single sideband and a HAMNET update .........................87
Foundations of Amateur Radio: .........................................................
What is the difference between a Dummy Load and an Antenna? 88
No-ham Recipes: Chinese Chicken in Sauce ................................91
Back to Basics: A Balancing Act ....................................................92
Profiles of SARC members: Jaspal Bagha VA7JB ........................98
The Contest Contender: CQ WPX SSB ......................................102
The Contest Contender: The 2025 ARRL Rookie Roundup ........104
VB7MAN Participates in an International Microwave Party .........105
High School Communications Course Update ............................113
SEPAR Report: Winlink reestablished in the SEPAR program ....115
QRT [Opinion]: The FCC Policy Statement .................................118
Ham Leftovers... ..........................................................................121
A look back: May 2015... .............................................................122

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