Hi Mark,
I am not suggesting the Olympus LS-7 would meet your needs, though might be=
worth a mention as it does have a "timer recording" feature.
I have no experience with the Wildlife Acoustics products.
John Hartog
rockscallop.org
--- In "badgreenbird" <> =
wrote:
>
>
> Hi all
>
> I'm planning some bird surveys using a recording device & microphones (wi=
ll listen & interpret the recordings at a later time). This device was reco=
mmended to me: http://www.wildlifeacoustics.com/products/acoustic-monitorin=
g
>
> Does anyone have experience with it? Some of the specs are listed below:
>
> The plan is to set up a recorder and return the next day to retrive the d=
ata, then move the unit to another spot & repeat.
>
> I have minimal technical knowledge on this gear - is it just as well (or =
better?) to get one of the Sony or Olympus models with built-in mics?
>
> thanks for any advice
>
> Mark Phinney
>
>
> Audio Specifications
> =95 ChannelsChannels:2
> =95 Interface: 3-pin waterproof connector (ground, signal,
> 3.3V supply)
> =95 Bias power: 2.5V 2.2K ohm, switch enabled per channel
> =95 High-pass filter: 2-pole butterworth,switch selectable per
> channel at 2, 180 or 1,000Hz
> =95 Pre-amplifier: 2-stage, switch selectable per channel, at +0,
> +12, +24, +36, +48, or +60dB gain. For
> sample rates <=3D 96kHz, third-stage
> digitally-configurable +0-+12dB in 1.5dB
> steps
> =95 Noise: -115dBV equivalent input noise (-105dBV
> for 192kHz and 384kHz sample rates)
> =95 ADC: 1V rms full-scale 16-bit, 90dB SNR
> =95 Sample rates: 4, 8, 16, 22.05, 24, 32, 44.1, 48kHz and
> 96kHz standard; 192kHz and 384kHz
> available with SM2BAT+ daughter card.
> =95 Digital format: 16-bit .WAV PCM (optional .WAC
> proprietary lossless or lossy compression
> formats) or zero crossing.
> =95 Headphones: 3.5mm stereo jack
> =95 Filtering and triggering: Configurable digital high-pass and
> low-pass filters at sample rate divided by 3,
> 4, 6, 8, 12, 16, 24, 32, 48 and 96. Adaptable
> trigger with configurable threshold above
> background 1-88dB, absolute trigger with
> configurable threshold -1 - -88dB full scale,
> inactivity time for trigger off 0.1 - 9.9
> seconds.
>
>
> SMX-II Microphones
> =95 Enclosure: weatherproof
> =95 Sensitivity: -36=B14dB (0dB=
> =95 Frequency response: flat 20Hz - 20,000Hz
> =95 Signal-to-Noise Ratio: > 62dB
> =95 Directionality: Omnidirectional
>
"While a picture is worth a thousand words, a
sound is worth a thousand pictures." R. Murray Schafer via Bernie Krause.
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