Booster FM Transmitter 50 Watts Circuit Schematic using SC1971 and SC1964

Eltronicschool. - When you want to amplify your FM transmitter power until 50 watts, we think you need circuit schematic for booster FM transmitter 50 watts. In here you also must can choose the suitable transistor that can open the output power 50 watts. So, in here we will show you one of the circuit schematic Booster FM Transmitter 50 Watts using SC1971 transistor and SC1964 transistor like in figure 1 below.

Circuit Schematic

Figure 1. Booster FM Transmitter 50 Watts Circuit 

Figure 2. Booster FM Transmitter 50 Watts PCB Layout

Component List

1. TR1 ................... SC1971.
2. TR2 ................... SC1964.
3. C1, 4 .................. 8 pF (rock trimmer capacitors).
4. C2, 5. ............... ..10 PF (rock trimmer capacitors).
5. C7, 8 .................. .20 pF (rock trimmer capacitors).
6. C3, 6 .................. 2200 mF / 50 V.
7. L1, 4, 7 ............. Wire diameter 2mm
8. Air core diameter of 8mm.
9. Number of turns = 3 convolution.
10. L2, 5 ............... wire diameter 2mm
11. Air core diameter 8mm
12. The number of windings = 9 convolution.
13. R1, 2 ............... .. 100 ohms / 2 watt.
14. L3, 6 ............... .. wire diameter 0,4mm

* .Notes: For R1, 2 and L3, 6 wrapped together

Source : https://agustomank.wordpress.com/pemancar-fm-12-watt-untuk-ngebrik/