đĄ Multiple Call Types
Support for Selcall voice contact, Telcall phone patch, group calls, beacon calls, emergency calls, and page calls for comprehensive HF communication needs.
â ī¸ Legal Disclaimer
Important: This tool is provided for educational and legitimate radio communication purposes only. Users are responsible for ensuring compliance with all applicable laws, regulations, and licensing requirements in their jurisdiction.
Use of this selcall generator must comply with your amateur radio license, commercial radio license, or other appropriate authorization. Unauthorized transmission or interference with radio communications may violate local and international telecommunications laws.
By using this tool, you acknowledge that you have the proper authorization and will use it responsibly and legally.
đ HF Communication Tool
Generate authentic Australian Radio Selcall and Telcall tones for HF radio networks. This tool is fully compatible with Codan, Barrett, and other commercial HF equipment using the internationally recognized CCIR 493-4 standard for reliable long-distance radio communication.
Modulation
FSK 170Hz Shift
Frequencies
1700Hz/1870Hz
Speed
100 Baud
Standard
CCIR 493-4
đ¯ Flexible Addressing
Generate 4-digit and 6-digit addressing schemes compatible with Australian HF radio networks and international CCIR standards.
⥠Real-time Generation
Instant FSK tone generation using advanced Web Audio API technology for immediate use with your HF radio equipment.
đ§ Equipment Compatible
Optimized for use with Codan, Barrett, ICOM, and other professional HF transceivers used in commercial and amateur applications.
đ Wide Equipment Compatibility
Compatible with Codan NGT, Barrett 4050, ICOM IC-7300, Yaesu FT-891, and other CCIR 493-4 compliant HF transceivers. For Amateur use only.
Ready to generate tones