| Subject: | Re: MKH 20 mod to 5Hz? |
|---|---|
| From: | "Ed Anson" ed_anson |
| Date: | Sat Mar 17, 2007 10:18 am ((PDT)) |
On Mar 14, 2007, at 3:01 PM, Po-Jen Chiang wrote: > I also am confused about low-frequency recording. Even if the mic could > respond to low frequency, could the recorder record that low? I check > 744t recorder spec. It says preamp starting at 10Hz but starting from > 20Hz for A/D stage. For those studying elephant or other low frequency, > which recorder did they use to record that low sounds? I have friends > planning in orangutan low-frequency pioneer study and we appreciate any > input. > Po-Jen, I wouldn't worry about the low frequency response of the 744T. The spec is 10 Hz to 40 kHz +0.1 dB, -0.5 dB. I have read elsewhere (and verified) that it still has substantial response (just not as accurate) down to 2 or 3 Hz. Ed |
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