Tutorial Reference # 80
Title: AM transmitterLanguage: ElectronicsDescription: This is a circuit that allows you to transmit AM signalsAuthor: devilsonAdded: June 30, 2007, 11:58 pmRating: Not ratedYou need to be logged in to rate a tutorial
Schematic:
Parts
R1 1k
R2 1k
R3 47k
R4 10k
R5 47k
R6 10k
R7 1k
R8 1k
P1 4.7k preset resistor
C1 variable capacitor 500pf
C2 100pf
C3 4,7uf
C4 2,2uf
C5 100uf
C6 10uf
C7 1nf
Q1 BC109C
Q2 BC109C
L1 200 uH
An antenna made up of wire would also be needed.
Note: this circuit is for educational purposes only, we do not advise you to actually transmit Am signals as it is illegal in quite a few countries.