> -----Original Message-----
> From: Mike DeMetz [mailto:miked@ELKHART.NET]
> Sent: Thursday, May 23, 2002 4:17 PM
> To: PICLIST@MITVMA.MIT.EDU
> Subject: Re: [EE]: piezo gyros
>=20
>=20
> Most of the hobby units use either a Murata or Tokin sensor.=20
> These type drift with
> temperature., so compensation is part of the design.
> Newer Futabas use these;
> http://www.spp.co.jp/sssj/sirikon-e.html
> which don't have the temperature or vibration issues.
>=20
> > I am looking for a low-cost piezo gyro that is typically=20
> used in R/C =3D
> > helicopter gyro units.  I found the sumitomo CRS-03 ( =3D
> > www.siliconsensing.com) but they wanted $206.00 USD for=20
> each sample.  =3D
> > Ouch.  That seemed a bit overpriced for me, especially=20
> considering that =3D
> > the same gyros are used in R/C gyro units for less than $100.
> > =3D20
> > Can anyone point me to some alternatives?
> > =3D20
> > How bad do these devices drift?
> > =3D20
> > Are small mechanical gyros still being produced anywhere?
> > =3D20
> > thanks!
> > Bob
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>=20
>=20
> Michiana R/C Choppers
> http://www.mrcc.info
> miked@mrcc.info
>=20
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>=20
>=20
>=20

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