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Re: Would Like Opinions On Mics If You Have Them.

Subject: Re: Would Like Opinions On Mics If You Have Them.
From: "Dan Dugan" dandugan_1999
Date: Sun May 8, 2011 6:06 pm ((PDT))
> Alas, I'm planning to purchase one of these microphones. I plan to use it=
 with a Sony D50 Portable Recorder for isolating and recording nature sound=
s at 100-200 ft.
>
> Wondering if anyone has experience/opinions on either, or other advice. B=
oth seem to be highly rated; about the same price with xlr/mini adapter for=
 the Azden.
>
> Any help here much appreciated.
>
> Azden SGM 1X Shotgun
> http://www.bhphotovideo.com/c/product/238826-REG/Azden_SGM_1X_SGM_1X_Shot=
gun_Mic.html
> Electret Condenser
> Supercardioid
> FR: 80 Hz - 18 kHz
> Dynamic Range (Typical)       80 dB
> Signal-to-Noise Ratio         65 dB
> Maximum Input Sound Level     110 dB
> Power Requirements    1.5v DC; 0.2mA (AAA Battery, Features Approximately 1=
000 Hours of Use)
> Output Impedance      680 Ohms (at 1kHz)
> Output Connectors     XLR-3M Type
> Pad   None
> Low Frequency Roll-Off        6 dB/Octave, (@ 200 Hz)
>
> Sony ECM CG50 Pro Shotgun
> http://www.bhphotovideo.com/c/product/749831-REG/Sony_ECM_CG50BP_ECM_CG50=
_Shotgun_Microphone.html
> Electret Condenser
> Cardioid (Sharp Directivity)
> FR: 40Hz ~ 20kHz
> Dynamic Range (Typical)       80dB or more
> Signal-to-Noise Ratio         18dB SPL (Average) ???????????????
> Maximum Input Sound Level     100dB SPL or More
> Power Requirements    Combination of AA alkaline dry battery and/or plug-in=
 power
> Size AA alkaline dry battery (sold separately)
> Output Connector      1/8" (3.5mm_ gold coating L-type stereo mini plug
> Sensitivity   -48dB / Pa =B14dB

Neither of those will "isolate" nature sounds at 100-200 ft. Actually no mi=
c can do that. Your best shot at separating a source from the ambience is t=
o use a parabolic dish microphone. You can build your own for economy.

I have no experience with either mic. The Sony has a much better self-noise=
 specification, from the specs the Azden looks hissy as hell.

-Dan








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