Next satellite passCalculating pass

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Uplink— Downlink— Mode— Tone—

AOS--:-- LOS--:-- Max elevation--°

Global status On air CALL OA4EFZ UTC --:--:-- Data Connecting

APRS ALERTSCONNECTING

CONNECTING · OA4EFZ

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Códigos, abreviaturas, historia y cultura

Dit y dah

Type: Código Advanced difficulty Last review: 2026-07-21

En código Morse, dit es un tono breve y dah es un tono cuya duración equivale a tres dits.

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Dit and dash

APA 7 presentation

1

Pabari, Tejit V.. (2016). Amateur’s Guide to HAM Radio: An Introduction to HAM Radio for Laymen.