am transmitter circuit need help

[vead]

hi
when i think start to design am transmitter circuit many question confuse me
according to theory to design low level transmitter we need amplifier ,oscillator and modulator circuit
but now i am confuse which modulator,oscillator and amplifier are use for low level transmitter
please someone tell me

 

[exnol]

This would be a great starting point for you : www.ece.cmu.edu/~ee321/spring00/lab5.pdf