DIALER
Acoustic mode: transmit on your mode, listen on the opposite pair. Put one device on Originate, another on Answer, and chat by sound alone.
TX>
SIGNAL LAB
OSCILLOSCOPE
WATERFALL 0–3kHz
RAW BITS start stop
| Baud | 300 (30 chars/s) |
| Session TX / RX | 0 / 0 |
| Lifetime bytes | 0 |
| 4K movie ETA | — |
| Signal |