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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
SPONSORS
APRS ALERTSCONNECTING
CONNECTING · OA4EFZ
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Operación y procedimientos

PTT

Type: Sigla Beginner difficulty Last review: 2026-07-21

PTT es el sistema manual que activa y desactiva un transmisor mediante un interruptor, normalmente accionado con la mano o el pie.

PTT es el sistema manual que activa y desactiva un transmisor mediante un interruptor, normalmente accionado con la mano o el pie.

Also searched as

Push-to-talk

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