Applications of horn antenna

1. Measure the box you're trying to wind.

2. Use wire and a variable tuning capacitor.

3. Wind as many turns as you need to to achieve the frequency range you want.

4. Connect the 2 lead to the variable tuning capacitor

5. Couple it to your radio.

6. Use about 1/2 turns for to connect a 300 ohm connection to your radiOS input.

More turns = Lower to mid range frequencies

Less turns = Mid to high frequencies.