I=92d suggest building an attenuating cable.
33K on the input shunted to ground with 100 ohms will give you 50 dB of att=
enuation.
-Dan
> On Mar 26, 2016, at 11:26 PM, Peter Shute [naturerecord=
ists] <> wrote:
>
> Thanks, Dan. The Shure A15LA is XLR to XLR. I need to connect 3.5mm to 3.=
5mm, so I'd need adapters too, making it quite bulky. Looking at the simple=
circuit design on the side of the barrel, I might be better off just addin=
g a couple of resistors inside the bat detector. But maybe that type of att=
enuator would prevent it being able to drive its own speaker? If so, I gues=
s I could monitor via the recorder output instead.
>
> I saw a page suggesting 33k ohms in series, with 100 ohms in parallel wou=
ld reduce it by 50dB. Sound right?
>
> Peter Shute
>
> Sent from my iPhone
>
> On 27 Mar 2016, at 9:56 AM, Dan Dugan <=
n.com> [naturerecordists] <<naturere=
>> wrote:
>
>
>
> Direct boxes are generally intended to connect a high-impedance input lik=
e an electric guitar to a low-impedance balanced mic input.
>
> The best solution for line-to-mic is an XLR attenuator barrel designed fo=
r that purpose-meaning instead of 10 or 20 dB attenuation it has 40 or 50. =
Shure A15LA, 50 dB.
>
> -Dan
>
> On Mar 25, 2016, at 11:15 AM, <=
ii.rr.com> [naturerecordists] <<natu=
>> wrote:
>
>
>
> It's new to me, too, so someone please point out where I'm wrong.
>
> You're looking for whats called a "direct box". It lets you plug a line l=
evel signal in one end, and get a mic level signal out the other.
>
> If you do a Google search on "line in to mic in converter" you get a bunc=
h of info on direct boxes, as well as schematics for building your own. The=
schematics run the gamut from simple voltage dividers to transformers to o=
p-amp driven circuits. The direct boxes also run the gamut from XLR-to-TS, =
1/8"-to-1/8", single channel, dual channel, etc. So you can either build yo=
ur own or buy one off the shelf, regardless of what your setup is.
>
> Good news is these are common tools in the music industry, so if you have=
a music store in town they're likely to have an assortment to choose from.=
Even better, you can bring your bat gear (which you get extra points for i=
f you wear on your Bat Belt), and test it out.
>
> Cheers,
>
> Tom
>
>
>
>
>
>
>
> ------------------------------------
> Posted by: Peter Shute <>
> ------------------------------------
>
> "While a picture is worth a thousand words, a
> sound is worth a thousand pictures." R. Murray Schafer via Bernie Krause.
>
>
> ------------------------------------
>
> Yahoo Groups Links
>
>
>
"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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