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Next satellite passCalculating pass
--:--:--
Uplink— Downlink— Mode— Tone—
AOS--:-- LOS--:-- Max elevation--°
Prepare handheld
—Waiting for verified transmitter data
RX / Downlink
TX / Uplink
Mode
—
Tone
—
Source ↗
Global status On air CALL OA4EFZ UTC --:--:-- Data Connecting
OA4EFZ Radio Station by Manuel Linares
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OA4EFZ KNOWLEDGE

Amateur radio glossary

Clear definitions, practical context, images and sources to learn from scratch or go deeper.

OA4EFZPERU · SIGNAL · FIELD · ARCHIVE
O
Propagation

Onda de Tierra

La onda de tierra es un modo de propagación de señales de radio que viajan cerca de la superficie terrestre.

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