M mnoman New Member Dec 25, 2006 #1 I want to to design an ultrasonic transmitter and detector that can detect for long range more than a feet any one having the schematic plz reply
I want to to design an ultrasonic transmitter and detector that can detect for long range more than a feet any one having the schematic plz reply
audioguru Well-Known Member Most Helpful Member Dec 25, 2006 #2 mnoman said: I want to to design an ultrasonic transmitter and detector that can detect for long range more than a feet any one having the schematic plz reply Click to expand... The schematic for an ultrasonic transmitter is just an audio power amplifier. The schematic for an ultrasonic receiver is just a microphone preamp. You can reduce the values of coupling capacitors to reduce audio frequencies if you want. Use transducers that work at the frequency you want.
mnoman said: I want to to design an ultrasonic transmitter and detector that can detect for long range more than a feet any one having the schematic plz reply Click to expand... The schematic for an ultrasonic transmitter is just an audio power amplifier. The schematic for an ultrasonic receiver is just a microphone preamp. You can reduce the values of coupling capacitors to reduce audio frequencies if you want. Use transducers that work at the frequency you want.
M mnoman New Member Dec 28, 2006 #3 i tried several circuits but did not get the correct output if any body has the tested cicuit plz reply
i tried several circuits but did not get the correct output if any body has the tested cicuit plz reply
audioguru Well-Known Member Most Helpful Member Dec 28, 2006 #4 Ultrasonic circuits are very simple amplifiers. Which transducers did you try? Which frequencies did you try?
Ultrasonic circuits are very simple amplifiers. Which transducers did you try? Which frequencies did you try?
audioguru Well-Known Member Most Helpful Member Dec 28, 2006 #6 Post a link to the datasheets for your ultrasonic transducers. What was wrong with the output? Attach the schematics of the circuits you tried.
Post a link to the datasheets for your ultrasonic transducers. What was wrong with the output? Attach the schematics of the circuits you tried.