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客户要求如下,如果哪家工厂可以做,请和我联系 : D/ r& |9 i2 L) y
> The application that we have in mind is similar to others that we commonly 2 X! b" c4 u3 I9 Z4 B
> have. If we were to pay for FCC approval, we would want to use the modem 4 h2 g& E, A; c4 w* l$ }
> units in all similar applications under the same approval number. " S5 |- A c- g% j6 q! H' u3 Z, \
> Therefore, we would like to be able to configure the units to a specific
3 H* @6 f: Y/ o& ^> application. For the business that we do, this approach will yield more * R+ }# \- e- S
> sales based on the same product and approval. We are interested in the * a* X5 h# d3 x& Z& D$ U1 q
> following specifications:
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- r7 a2 J& Z* o1 t> - 2 inputs at the Transmitter with three possibilities; 3 H6 |: c% i, |- _; [/ q
> 2 analog
$ z/ H8 e5 w% r6 l9 }: k: r" C9 j> 2 digital - a, ~* Y K/ w1 [
> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs . b v+ K! p( W& ?& M/ c) ]9 m' `& \
>
2 i9 F0 r% y1 c, Z& A# e, G> - Ability to configure/define analog Transmitter input ranges through 3 r A, ?* z, r, x3 b- B9 N2 K
> simple programming method to correspond with full-range analog Receiver
0 o2 L, V: p5 F' o. ~> outputs (0 - full voltage).
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3 R( i+ j3 D* c> - Ability to configure and set sample rates for the inputs. 9 T9 x+ ^6 Y3 {- F
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> - Digital output on Transmitter that turns on during the sampling period. 4 n6 S# c# m7 S3 ~9 y9 x5 o+ ?
> . ~: S% p; Z6 ?! m9 }
> - Ability to configure a power saving Sleep Mode in the Transmitter by
& \- \6 y0 O; }7 P> both software control and input hardware control. 4 W" X" I5 h( i3 | ?
>
1 X- l' N+ f$ C> In order to configure the units, we would need a way to make the
1 b+ ^+ t I( X9 A( ?7 \& w> settings. This would preferably be from a computer terminal so that
4 f( v' T* p( m2 b> configurations can be saved or easily duplicated for production volumes.
4 E( q% w5 `; }3 x. B5 Y7 l9 k$ S> The units should be small and compact with shielding, and able to mount
5 D# E$ J! y- J/ Q6 M$ p> to a printed circuit board with header connector. / w( S. z: M# j/ }
>
/ |+ c7 L! J- i! O> At this time, we are interested in samples of a pair of modems that
% v* ~0 i/ N9 ^1 {( `6 }: a. E6 R> might be similar to this proposed system. We do not expect that you
1 o& F2 ]+ Y$ X) \* D6 m) N9 G> provide all of these specifications at this time. I can describe our
$ }- n! P) C, F> immediate application needs in the next email if this project is of : ^9 O+ K: V6 S/ \; y0 H
> interest to you. Perhaps you can make the samples by those
. g6 \! u/ J5 g2 p4 _4 ?! E> specifications. This will allow us to test your radios before we move
5 f8 a- P2 F) o; Q> forward. We are interested in your 900MHz radio to start. % e2 }- l& Q9 O# E1 p7 t( M/ i
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