Morse Code Reference Tool
Morse Code Reference Tool — free online ham radio tool
Morse Code Lookup Table
Numbers
Common Prosigns
| Prosign | Morse | Meaning | Sent As |
|---|---|---|---|
| AR | .-.-. | End of message | A R (no space) |
| SK | ...-.- | End of contact (Clear) | S K (no space) |
| BT | -...- | Break / Separator | B T (no space) |
| KN | -.--. | Invitation for specific station | K N (no space) |
| BK | -...-.- | Break (back to you) | B K (no space) |
| AS | .-... | Wait | A S (no space) |
| CL | -.-..-.. | Closing station | C L (no space) |
| HH | ........ | Error (8 dots) | H H (no space) |
Common Q Codes
| Code | As a Question | As a Statement |
|---|---|---|
| QRM | Is there interference? | I am experiencing interference |
| QRN | Are you experiencing static? | I am experiencing static |
| QRO | Shall I increase power? | Increase power |
| QRP | Shall I decrease power? | Decrease power / Low power |
| QRQ | Shall I send faster? | Send faster |
| QRS | Shall I send slower? | Send slower |
| QRT | Shall I stop sending? | Stop sending |
| QRZ | Who is calling me? | You are being called by... |
| QSB | Are my signals fading? | Your signals are fading |
| QSL | Can you acknowledge? | I acknowledge receipt |
| QSO | Can you communicate with...? | I can communicate with... |
| QSY | Shall I change frequency? | Change to specified frequency |
| QTH | What is your location? | My location is... |
| QTR | What is the correct time? | The correct time is... |
Free morse code reference tool with instant results. No account needed, works on any device, completely private.
Key Features
Free morse code reference tool with instant results
No registration or signup required
Professional-grade morse code reference tool tool
Works on all devices and browsers
Privacy-first: all processing happens in your browser
Unlimited usage with no restrictions
How to Use Morse Code Reference Tool
Enter Your Data
Input your values or data into the morse code reference tool tool fields
Configure Options
Adjust any optional settings or parameters for your specific needs
Get Instant Results
The tool automatically calculates and displays results in real-time
Copy or Export
Copy the results to clipboard or use them directly in your project
Repeat as Needed
Run the tool again with different inputs — unlimited usage, completely free
Use Cases
Use morse code reference tool for personal projects
Professional and academic applications
Quick reference and verification
Everyday productivity and convenience
Frequently Asked Questions
Is the Morse Code Reference Tool free to use?
Yes, the Morse Code Reference Tool is completely free with no registration required. Use it as many times as you need.
Do I need to create an account?
No account needed. All tools work instantly in your browser without any signup or login.
Is my data safe?
Absolutely. All processing happens locally in your browser. Your data is never sent to any server.
Does the Morse Code Reference Tool work on mobile?
Yes, the tool is fully responsive and works on phones, tablets, and desktop computers.
Related Tools You Might Like
Repeater Offset Calculator
Related ham radio tool — repeater offset calculator
Use tool →Yagi Antenna Calculator
Related ham radio tool — yagi antenna calculator
Use tool →Coax Cable Loss Calculator
Related ham radio tool — coax cable loss calculator
Use tool →Quarter WAVe Antenna Calculator
Related ham radio tool — quarter wave antenna calculator
Use tool →Network Address Calculator
Related tool — network address calculator
Use tool →Tool Information
Related Tools You Might Like
Link Budget Calculator
Calculate link budget with this free online tool
Dipole Antenna Calculator
Calculate dipole antenna with this free online tool
Frequency WAVelength Converter
Convert frequency wavelength with this free online tool
Balun Ratio Calculator
Calculate balun ratio with this free online tool
EIRP Calculator
Calculate eirp with this free online tool
Decibel Calculator
Calculate decibel with this free online tool
Surfboard Volume Calculator
Calculate the perfect surfboard volume based on your weight, experience level, and wave conditions.
Wave Height Converter
Convert between different wave height measurements (face height, Hawaiian scale, ocean swell).
Scuba Dive Planner
Plan your scuba dive with depth limits, bottom time, and safety decompression requirements.