Callsign Training
Recognise amateur radio callsigns and type what you hear.
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To use the Callsign Trainer, you have to register and login. Click here to login or register if you don't have an account.
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Practice
Click "Start Session" to begin training
Progress:
0/25
Press Enter to submit
SRS Item Actions
Session settings & audio
🏅 Callsign Difficulty Chooser
Choose callsign length and complexity for your training:
1
50
100
150
200
Choose how many callsigns you want to practice in this session
🔊 Once
Play each callsign 1 time
🔊🔊🔊 Three Times
Play each callsign 3 times
Use 3x mode when learning harder callsigns or higher speeds.
0.5s
2.5s
5.0s
Auto uses the same dynamic spacing logic as CW Words (about 1.5x estimated callsign duration).
🎵 CW Speed & Audio Settings
CW Speed Settings
5 WPM
30 WPM
60 WPM
Same
15 WPM
35 WPM
Characters at full speed, extra spacing between words when lower than character speed
Audio Settings
300 Hz
650 Hz
1000 Hz
10%
50%
100%
Signal & Noise Settings
300 Hz
750 Hz
1200 Hz
Train callsigns on iPhone or iPad
Prefer focused practice on iPhone or iPad? Download MTP Callsign Trainer from the App Store and train this module as a dedicated mobile app.
Character errors, progress tracking, and comprehensive performance insights