Skip to content

Ham Radio . Magnum Experimentum

Antennas, experiments, engineering and other articles of interest to radio folks.

Home
Radio Shorthand
Tech Talk
Amateur Radio, Why?
About
Subjects
- Activities
- Antennas
- contesting
- Connectors
- Digital Modes
- EmComm
- Installations
- interfaces
- Introspection
- Lab Shootouts
- Miscellaneous
- mobile
- NEC Shootouts
- News
- Operating Tips
- power supply
- Accessories
- Promoting
- Propagation
- Public Service
- Radios
- Repair
- Reviews
- Safety
- Software
- station
- Test Gear
- Tomfoolery
- Whackers

Home
Radio Shorthand
Tech Talk
Amateur Radio, Why?
About
Subjects
- Activities
- Antennas
- contesting
- Connectors
- Digital Modes
- EmComm
- Installations
- interfaces
- Introspection
- Lab Shootouts
- Miscellaneous
- mobile
- NEC Shootouts
- News
- Operating Tips
- power supply
- Accessories
- Promoting
- Propagation
- Public Service
- Radios
- Repair
- Reviews
- Safety
- Software
- station
- Test Gear
- Tomfoolery
- Whackers

sunspots

Sunspots and HF propagation

May 22, 2018January 26, 2018

VAQP QSO Percentages

QSO data from a state QSO party reveal trends in HF usage correlating with sunspot numbers.

Categories Operating Tips, Propagation Tags 40m, 80m, HF, NVIS, qsoparty, sunspots, VAQP, Virginia, Wallops

Help support this site

Become a Patron!

Topics & Keywords

2m 6m 10m 15m 20m 40m 43 foot 70cm 80m AHVD APRS Baluns battery BigIR copper Diamond dipole DX-Eng. EFHW Elecraft end-fed EZNEC Field Day Golden Packet hexbeam J-Pole Kenwood kj4faj KX3 kx4o measurement mobile NEC NMO NVIS packet PL259 QRP sdr Simulation SteppIR UHF vertical dipole verticals VHF

© 2007-2024 John Scott Huggins and other authors and creators, All Rights Reserved.