Jul 3, 2011 #1 5 5282604 Full Member level 4 Joined Dec 19, 2009 Messages 194 Helped 3 Reputation 6 Reaction score 3 Trophy points 1,298 Location egypt Activity points 2,404 how i can insert audio in 27mhz carrier ? http://talkingelectronics.com/projects/27MHz Transmitters/images/Fig1.gif
how i can insert audio in 27mhz carrier ? http://talkingelectronics.com/projects/27MHz Transmitters/images/Fig1.gif
Jul 3, 2011 #2 FvM Super Moderator Staff member Joined Jan 22, 2008 Messages 52,413 Helped 14,749 Reputation 29,780 Reaction score 14,097 Trophy points 1,393 Location Bochum, Germany Activity points 298,069 "Insert" is somewhat vague. Modulation would be either AM or FM. Frequency modulation of a crystal ocillator would need a varicap to achieve a reasonable frequency swing.
"Insert" is somewhat vague. Modulation would be either AM or FM. Frequency modulation of a crystal ocillator would need a varicap to achieve a reasonable frequency swing.
Jul 3, 2011 #3 5 5282604 Full Member level 4 Joined Dec 19, 2009 Messages 194 Helped 3 Reputation 6 Reaction score 3 Trophy points 1,298 Location egypt Activity points 2,404 i want make audio transmitter at 27mhz first i want to make a 27mhz oscillator how i can connect between audio source and 27mhz oscillator with am modulation
i want make audio transmitter at 27mhz first i want to make a 27mhz oscillator how i can connect between audio source and 27mhz oscillator with am modulation
Jul 3, 2011 #4 FvM Super Moderator Staff member Joined Jan 22, 2008 Messages 52,413 Helped 14,749 Reputation 29,780 Reaction score 14,097 Trophy points 1,393 Location Bochum, Germany Activity points 298,069 Something like below:
Jul 4, 2011 #5 5 5282604 Full Member level 4 Joined Dec 19, 2009 Messages 194 Helped 3 Reputation 6 Reaction score 3 Trophy points 1,298 Location egypt Activity points 2,404 thank youuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuu