Version 4
- UI fixes
Version 3
- Synchronization: Messages sent from the same device while the app is kept open appear on the same vertical position at the receiver
- Improved automatic gain control
- Single line option
- Drag to adjust sync
Version 2
- Macros
- Variable tone frequency
- Optional bandpass filter
Send and receive Hellschreiber / Feld Hell messages
- Convert text to sound
- Send it to the receiver (audio, or attach your phone/tablet to a radio)
- Convert it back to text!
- Real-time Hellschreiber transmitter and receiver
- Adjustable tone frequency
- Drag up/down to adjust synchronization
- Multi-line or single-line display
- Macros