DX, propagation & listening
Use these resources to plan a session, spot activity and learn what may be affecting radio conditions.
Software-defined radios
Explore public web SDR receivers to listen across supported bands. Receiver coverage and availability depend on the host.
Find a WebSDRReceive-only listening. Respect privacy and applicable laws; do not attempt to intercept private communications.
Solar & propagation
Check current solar and geomagnetic indices, then compare with what you hear on the bands. Conditions are only one part of propagation.
SolarHam space weatherDX clusters
Clusters show reports submitted by operators. Treat spots as helpful hints, not guarantees that a station is still active.
DXWatch clusterLog your contacts
Keep a consistent record of date/time, band, mode, callsign and signal report. Follow the logging tool’s export and privacy settings.
HamQTH servicesMember network
See the public member network pages and use the group’s own resources to connect with members.
Radio tools
PTT Radio has additional calculators, band plan references and virtual radio features maintained on its own site.