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Questions tagged [equipment]

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26 questions
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1 vote
0 answers
19 views

I am using Hydromoth devices (configured using Audiomoth firmware) to conduct both short-term continuous recordings (i.e. a few hours) and long-term recordings using a sleep / record cycle. I am ...
Caitlin Hall's user avatar
  • 11
2 votes
1 answer
44 views

I want to broadcast (play) ultrasonic recordings in the 40 kHz - 200 kHz range. Can anyone suggest a good digital audio player for this? The 192 kHz sound card on my computer doesn't cut it.
TCS's user avatar
  • 221
1 vote
1 answer
59 views

We've re-discovered a bunch of old Dowty Sonobuoys from 1990-1993. Before taking a much closer look, I wanted to gauge if it is worth trying to disassemble them to extract the hydrophone elements. I ...
TPW's user avatar
  • 67
2 votes
0 answers
29 views

I am a beginner with setting up hydrophones and I am currently using a Sylence LP-220 recorder paired with a Colmar GP1516MS-LP hydrophone to investigate soundscapes. During some test runs, I ...
Annaïs's user avatar
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1 vote
0 answers
35 views

It is hard to communicate with a chicken. One form of communication could be making a sound to get the chicken to walk in a specific direction. In each direction, objects could be placed to interact ...
Joselin Jocklingson's user avatar
  • 111
2 votes
0 answers
106 views

My trusted Marantz PMD660 Solid state recorder recently developed a fault during a field trip in which it gets stuck on "Loading" when turned on with a CF Card inside. It starts fine without ...
Caglar's user avatar
  • 21
3 votes
3 answers
212 views

I'm doing some field recording but we're not able to get super close to what we're looking to record. I figured a parabolic mic might be the move, but they all seem really expensive, and our budget is ...
Becky Heath's user avatar
  • 251
3 votes
2 answers
102 views

First time user of the SoundTrap Host (version 4.0.13.25535) here. When I insert the EVO 256GB SD card using a card reader, there's no PC prompt warning (which means it is formatted to PC style I ...
SSR's user avatar
  • 31
5 votes
2 answers
108 views

We have collected 2 channeled recordings from two different ST4300 units, and more recently we have noticed that the signal in CH1 looks really weak. This has occurred in most but not all new ...
Kourtney Burger's user avatar
  • 548
4 votes
2 answers
43 views

We ship an AURAL up to collaborators in Canada so they can put it on one of their oceanographic moorings. A year later they recover and send it back to us. I don't understand why we have to pay a ...
Catherine's user avatar
  • 321
4 votes
0 answers
16 views

The Fpod works well when programmed to turn on at any angle. But when it was programmed with the default settings, it: Was detecting test taps while in the horizontal mode, when it should have been ...
Catherine's user avatar
  • 321
9 votes
2 answers
135 views

I'm looking for a commercial source of compact underwater recorder with inputs for at least two hydrophones. Ocean Instruments is not currently marketing their Soundtrap 440 or 640 recorders, so ...
Jay's user avatar
  • 251
6 votes
2 answers
135 views

Do you have any recommendation for multichannel equipment for source localization? What parameters should I consider for the microphones, for the recorder? Also any advice for starting multichannel ...
Amandine Gasc's user avatar
  • 1,554
12 votes
2 answers
157 views

Something that isn’t really talked about or taught along the way to a Phd, is how to put together a lab wishlist when starting a new (academic) lab. It’s likely more difficult the more specialized the ...
angie_zorka's user avatar
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11 votes
1 answer
64 views

I'm interested in using an array of passive acoustic recorders to collect data off just off the coast of California in on the shelf in waters no deeper than 80 meters. The recorders do require some ...
LizFerg's user avatar
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