In this transmitter the supply must be made with an excellent filtering source and L1 is formed by 4 turns of wire 18, taken in the second turns and diameter of 1 cm without core. L2 has 6 turns of 18 and a central socket with a diameter of 1 cm without core. L3 has 6 turns of wire 19 with 8 mm in diameter. CV2 must be set to maximum output power.