Sunday, 21 December 2014

27MHz PLL Frequency Synthesizer and ASK Modulator


New 27MHz, PLL Frequency Synthesizer and ASK Modulator, , for RC car remote transmitter, replacing the DDS RF signal source, for lower power consumption and higher tunning frequency range. The circuits consist of ADF4002 PLL IC, PIC16F1716 MCU, op-amp active filter for pulse shaping filter and RMS-2 diode-ring mixer as modulator.

1 comment: