JMJ Marist Brothers Notre Dame of Dadiangas University General Santos City AM TRANSMITTER CPE 418/EE/ECE 413 PRINCIPLES OF COMMUNICATIONS Sarez, John Lloyd M. BSCpE-4 Engr. Jasper C. Sur, MEE-ECE PROFESSOR August 02, 2018 OBJECTIVES: To design and construct an amplitude modulated radio frequency source To detect and demodulate the radio frequency signal and use it to drive a loudspeaker. SCHEMATIC DIAGRAM & SPECIFICATION OF THE DIAGRAM: PROJECT PARTS: Resistors: 1 3 1 1 pc - 1 mega-ohms pcs -1 kilo-ohms pc - 100 kilo-ohms pc – 4.7 kilo-ohms 1 2 1 1 1 pc - 104 nano-Farad pcs - 221 pico-Farad pc - 151 pico-Farad pc - 221 micro-Farad pc – 20 or 40 pico-Farad Trimmer Capacitor Capacitors: Transistor: 2 pcs- BC547b Others: Electret Condenser Microphone Battery (9 Volts) Battery Snap Secondary Coil (size 26) Universal PCB Soldering Lead Switch