FX517 SellCall
Features
- Digital Tone Filters
- Sinewave Output
- Group Call Facility
- Automatic Transpond Facility
- Pre-Programmed Frequencies
- Direct Decimal Coding
- Constant Bandwidth
- Operates in High Noise Conditions
Description
This MOS/LSI monolithic circuits is almost identical as the FX507; only the tones are different.
Tone Frequencies
CCIR: 1121 1200.5 1278 1357 1444 1541 16-38 1747 1856.3 1983 2113 2401
ZVEI: 1057.5 1163 1269 1402 1530 1665.5 1828 2001 2203 2403 2601 2796
NATEL: 631 697 770 852 941 1040 1209 1336 1477 1633 1805 1995