TX antenna - 4SQ-8DIR NEW 8 directions 4SQ antenna
This revision is from 2017/10/04 22:22. You can Restore it.
This is TX-RX antenna mainlz for lower bands. It is based on classic4SQ with 90deg phase hybrid. Construction is based on K3LC design
Quick Start Guide
- K9AY LOOPs design - more size variants
- Connector description - RJ45 connector
- Rload - checking the resistance
- Preamp BIAS - SET/check current and voltage
Connector description
- There is standart RJ45 (ETHERNET) connector with shielding
- Connector PIN description:
- direction logic ( apply +12V for logic 1 )
ToDo
- Cable wiring circuits