The HE-015 HF active antenna is part of the next HE series which includes:
- HE-010 Horizontal active antenna
- HE-011 Vertical active antenna
- HE-015 1x HE-011 + 2 x HE-010 with only one output through an 90° coupler
Power supply voltage differs between the two modules:
- HE-010 18 Volts
- HE-011 24 Volts
Schematics can be seen here:
- HE-010 schematics (same as the HE-002)
- HE-011 schematics