Arduino hydrophone. Low-cost Hydrophone and Ultrasonic Transducer

Discussion in 'arduino' started by Nataur , Thursday, February 24, 2022 3:19:13 PM.

  1. Fenrihn

    Fenrihn

    Messages:
    60
    Likes Received:
    3
    Trophy Points:
    10
    It has a powerful processor, 10 NeoPixels, mini speaker, InfraRed receive and transmit, two buttons, a switch, 14 alligator clip pads, and lots of sensors: capacitive touch, IR proximity, temperature, light, motion and sound. Did you make this project? The system is composed by two arduino one is connected to the underwater buzzer that send the message and another arduino is connected to hydrophone that receive the message the problem is the connection interface of hydrophone because It is an audio jack. I Made It! Do not use anything else! Log in Sign up.
    Hydrophone Experiments II - Arduino hydrophone.
     
  2. Netaxe

    Netaxe

    Messages:
    786
    Likes Received:
    25
    Trophy Points:
    3
    Just supply the hydrophone with the voltage it needs and ensure the output is within the 0 to 5V the Arduino can cope with. This means either.How much is our time worth, anyway?
     
  3. Douhn

    Douhn

    Messages:
    313
    Likes Received:
    3
    Trophy Points:
    7
    hello, I need to acquire an audio signal from an hydrophone. The system is composed by two arduino (one is connected to the underwater.New Products — Adafruit Industries — Makers, hackers, artists, designers and engineers!
     
  4. Tomuro

    Tomuro

    Messages:
    708
    Likes Received:
    6
    Trophy Points:
    5
    Low-cost Hydrophone and Ultrasonic Transducer: Do you want to record dolphins or whales speaking? Or build an underwater acoustic communication system?We cut two square plates 50 x 50 mm and drilled holes for the cable 3 mm in diameter and two holes for fastening the cable with a thin nylon thread, it turned out like on the photo Antennas got two pieces of 3 meters from the purchased meter piece of cable, the rest was left in reserve We wind the cable into the hole, solder its central core to the metallization layer of the piezoelectric element, and the screen to its metal base.
     
  5. JoJogal

    JoJogal

    Messages:
    697
    Likes Received:
    32
    Trophy Points:
    6
    The key to the whole build is a commercially available cylindrical piezoelectric transducer designed for underwater communication that, incredibly, costs less.Conclusion: Stick with silicone or soft rubber for electret hydrophones.Forum Arduino hydrophone
    Arduino hydrophone.
     
  6. Meshakar

    Meshakar

    Messages:
    884
    Likes Received:
    33
    Trophy Points:
    6
    Jan 3, - Seaperch Hydrophone - Tutorial for class.Unfortunately, not all devices are friendly to a underwater acoustics.
     
  7. Tushura

    Tushura

    Messages:
    699
    Likes Received:
    20
    Trophy Points:
    3
    Jan 3, - Seaperch Hydrophone - Tutorial for class. Electric Objects · Arduino · JaseM1. followers. More information. Citizen Science.I Made It!
    Arduino hydrophone.
     
  8. Kazrabar

    Kazrabar

    Messages:
    98
    Likes Received:
    3
    Trophy Points:
    7
    I started experimenting with inexpensive DIY hydrophones awhile ago (documented here). My first pair were Panasonic WMa electret capsules encapsulated in.I need to create an interface to connect the jack of hydrophone with the arduino.
     
  9. Kazrashicage

    Kazrashicage

    Messages:
    518
    Likes Received:
    19
    Trophy Points:
    7
    By combining an Arduino-based board and a hydrophone acoustic sensor, Luke Berndt was able to detect ships with almost % accuracy.The epoxy should not get to the top, otherwise, it can destroy a thin layer of piezoceramics during polymerization, plus the epoxy deteriorates in water.
     
  10. Zulusida

    Zulusida

    Messages:
    811
    Likes Received:
    7
    Trophy Points:
    2
    We saturate the nylon thread that holds the cable to the plate.
    Arduino hydrophone.
     
  11. Tezilkree

    Tezilkree

    Messages:
    80
    Likes Received:
    12
    Trophy Points:
    2
    Reply Upvote.
     
  12. Salrajas

    Salrajas

    Messages:
    459
    Likes Received:
    15
    Trophy Points:
    0
    Do not neglect the safety rules!
    Arduino hydrophone.
     
  13. Dorr

    Dorr

    Messages:
    549
    Likes Received:
    6
    Trophy Points:
    3
    I always forget to put the connector body on the cable and I have to re-solder everything two times.
     
  14. Jukasa

    Jukasa

    Messages:
    10
    Likes Received:
    12
    Trophy Points:
    3
    Piezo elements themselves need to be glued to metal plates with epoxy.
     
  15. Tonris

    Tonris

    Messages:
    937
    Likes Received:
    7
    Trophy Points:
    2
    The breakout board has a preamp and a properly biased output and ready-to-go.
     
  16. Dairr

    Dairr

    Messages:
    727
    Likes Received:
    21
    Trophy Points:
    6
    forum? Their responses are very different.
     
  17. Kimi

    Kimi

    Messages:
    563
    Likes Received:
    15
    Trophy Points:
    3
    That is what we need.
     
  18. Malagul

    Malagul

    Messages:
    804
    Likes Received:
    21
    Trophy Points:
    1
    Now you can check how good are newly built antennas by connecting it directly to your laptop, tablet or phone.
     
  19. Tojajar

    Tojajar

    Messages:
    699
    Likes Received:
    16
    Trophy Points:
    0
    Interfaces with 3 microphone inputs are not as common.
     
  20. Zulunris

    Zulunris

    Messages:
    926
    Likes Received:
    11
    Trophy Points:
    1
    In order to grab the incoming waveforms from the hydrophone and convert them into digital data, Berndt needed a way to plug in the device and run the analog signal through an ADC.
     
  21. Kazragrel

    Kazragrel

    Messages:
    420
    Likes Received:
    18
    Trophy Points:
    6
    Dynamic mics don't require power.
     
  22. Duktilar

    Duktilar

    Messages:
    612
    Likes Received:
    22
    Trophy Points:
    6
    Finally, it also helps with lowering the buoyancy of the microphone while under water.
     
  23. Mezikasa

    Mezikasa

    Messages:
    350
    Likes Received:
    10
    Trophy Points:
    4
    Now it's the time to knead the epoxy and wear latex gloves.
     
  24. Fetaur

    Fetaur

    Messages:
    729
    Likes Received:
    13
    Trophy Points:
    7
    forum? Because he was unable to find an off-the-shelf board, he designed a custom one based on Adafruit's Electret Mic breakout.
     
  25. Sarn

    Sarn

    Messages:
    344
    Likes Received:
    24
    Trophy Points:
    2
    Do not repeat my mistake.
     
  26. Groktilar

    Groktilar

    Messages:
    884
    Likes Received:
    7
    Trophy Points:
    7
    Since we don't know the loudness of the sound or the sensitivity of the microphone, you'll need to experiment and you'll probably need a pot to adjust the gain or to attenuate the signal.
     
  27. Arashigor

    Arashigor

    Messages:
    634
    Likes Received:
    27
    Trophy Points:
    7
    forum? This clip alternates between 5 sec.
     

Link Thread