[Boatanchors] OT: Microphone Point Source

[J. Forster]

B&K has on 1/8" OD...  that's about 3mm.

http://www.bksv.com/Products/transducers/acoustic/microphones/microphone-cartridges.aspx

And they are very flat.

-John

================




> On 7/23/2013 1:42 PM, John Hensley wrote:
>> very very small, almost like the points of a ball point pen"
> Hi John,
>
> The smallest microphones are MEMS types which typically are housed in
> packages about 3 by 4mm in size.  Surface mount, of course.   For
> examples from Knowles Acoustics, ST Micro and others, here's Mousers
> search link:
>
> http://www.mouser.com/Sensors/Audio-Sensors/MEMS-Microphones/_/N-98yda/
>
> 73, Bob W9RAN
> ______________________________________________________________
> Boatanchors mailing list
> Home: http://mailman.qth.net/mailman/listinfo/boatanchors
> Help: http://mailman.qth.net/mmfaq.htm
> Post: mailto:Boatanchors at mailman.qth.net
>
> List Administrator: Duane Fischer, W8DBF
> ** For Assistance: dfischer at usol.com **
>
>
> This list hosted by: http://www.qsl.net
> Please help support this email list: http://www.qsl.net/donate.html
>
>