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客户要求如下,如果哪家工厂可以做,请和我联系 $ r* Y. f$ c2 l- B2 \" f( t# k4 f
> The application that we have in mind is similar to others that we commonly 0 ~) h2 ], a/ K6 b4 h
> have. If we were to pay for FCC approval, we would want to use the modem
3 E! S4 {! J9 I& k3 d( W$ E> units in all similar applications under the same approval number.
. n# f* z+ i6 W9 Z0 }* K> Therefore, we would like to be able to configure the units to a specific ( p; z* j3 u% t/ S
> application. For the business that we do, this approach will yield more
$ Q2 s' n- Y# t# O* l& p> sales based on the same product and approval. We are interested in the 5 W! B4 J: x+ `% O
> following specifications:
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% J$ U3 e: u# @3 a. @: v0 k> - 2 inputs at the Transmitter with three possibilities; - t ]3 K. Q& Y
> 2 analog
6 _6 @0 H/ ], Q* g- j' Q D: y9 M> 2 digital
4 i. E; p* Q; J, s' U> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs 5 z: ?! [& A; z9 ]
>
8 R! ~) ?4 v1 x* Z( s0 i4 w+ d> - Ability to configure/define analog Transmitter input ranges through * [" e% g7 S3 i3 v1 l Y
> simple programming method to correspond with full-range analog Receiver ( w( B7 P& [, A% V$ _$ j
> outputs (0 - full voltage). $ e! F, L0 q/ P9 a
>
~% m/ L- I5 V/ g8 x6 Z! \> - Ability to configure and set sample rates for the inputs.
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> - Digital output on Transmitter that turns on during the sampling period.
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> - Ability to configure a power saving Sleep Mode in the Transmitter by 0 D- ?0 D; y, Z: u
> both software control and input hardware control. w1 S+ i: {$ }5 ~
>
: [) l; a5 h$ Z& w> In order to configure the units, we would need a way to make the
7 l8 t' M9 N, F> settings. This would preferably be from a computer terminal so that
& ~. c- }0 c! u5 U7 ^. x> configurations can be saved or easily duplicated for production volumes. ! b" S& R4 q0 U6 F+ a. M# m0 ^9 Z- e9 \
> The units should be small and compact with shielding, and able to mount
$ \' F' C! G& W9 X2 F> to a printed circuit board with header connector.
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> At this time, we are interested in samples of a pair of modems that ( A: f% L- W' I, ]
> might be similar to this proposed system. We do not expect that you
2 a; r$ [, a9 _> provide all of these specifications at this time. I can describe our
/ a( O$ q; b/ @$ v( I! t> immediate application needs in the next email if this project is of ) a' W: {8 @; `. {3 n, [
> interest to you. Perhaps you can make the samples by those
8 C; @' M; R3 `, F& C& O/ w; M> specifications. This will allow us to test your radios before we move ! D( g/ l/ c5 P1 m. R8 V" G
> forward. We are interested in your 900MHz radio to start.
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