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$ g2 ~! p+ ]. \8 Z% N" {2 z客户要求如下,如果哪家工厂可以做,请和我联系 " s$ A' i" Q" v- j( X* _
> The application that we have in mind is similar to others that we commonly
% n( H! E: _) s# C# j- V> have. If we were to pay for FCC approval, we would want to use the modem
* S/ z& I4 H( m) b> units in all similar applications under the same approval number.
: ^: Q2 t9 E+ a. P> Therefore, we would like to be able to configure the units to a specific
1 u9 z7 Y0 J! j8 L6 V8 Y' Y> application. For the business that we do, this approach will yield more
0 `! C6 a; A1 [+ m- S> sales based on the same product and approval. We are interested in the
5 K n# @1 M* v> following specifications:
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/ H5 }# H( Z- P6 N8 |( K; ]" y> - 2 inputs at the Transmitter with three possibilities; $ U. M& c8 ?+ k$ g- J: c: K/ L
> 2 analog
: N. g4 j: v' e2 W0 G9 }. I> 2 digital
* G( ^2 _3 Y8 r, Q& O/ M> 1 analog and 1 digital + x7 |+ b1 G: W7 E* }# ]
> / V% V% w& T4 C5 q$ k0 {8 N
> - 2 outputs at the Receiver with three possibilities to match inputs
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> - Ability to configure/define analog Transmitter input ranges through
4 |. H# Y5 X& ]% v) q7 N: x> simple programming method to correspond with full-range analog Receiver $ w. |9 v, _- T" [0 [+ T9 u8 [
> outputs (0 - full voltage). 6 ^& g I1 z* v4 ]
>
0 v# v3 G2 z! x4 v ]& P, m> - Ability to configure and set sample rates for the inputs. + y+ Y' @, U8 `3 {
>
# U8 `( i9 D4 R0 e$ r> - Digital output on Transmitter that turns on during the sampling period.
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( {3 N$ O( h6 A$ ~> - Ability to configure a power saving Sleep Mode in the Transmitter by & I' P- {/ k8 K9 Z' R7 V& j- o; R
> both software control and input hardware control.
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: P* S% u5 v+ F) d' O' P> In order to configure the units, we would need a way to make the ; f6 s' N0 `$ x: H
> settings. This would preferably be from a computer terminal so that " d$ F! T. U2 ^. j0 k1 Y
> configurations can be saved or easily duplicated for production volumes.
* ]7 |4 Q {# e# W- C2 e: p> The units should be small and compact with shielding, and able to mount / f r' o/ d6 H" g i# u) V
> to a printed circuit board with header connector. ) s" |# n" G. Z) ~; n. H* _/ P! F
> 1 R/ l: y* {3 V* L9 r3 v
> At this time, we are interested in samples of a pair of modems that ' R& v0 P2 g+ }2 p' [3 C0 f
> might be similar to this proposed system. We do not expect that you
% s! L- z7 D& I- f& \> provide all of these specifications at this time. I can describe our
5 Q2 S4 W e) a> immediate application needs in the next email if this project is of # e/ f7 W) m5 `0 C. X
> interest to you. Perhaps you can make the samples by those
( x% F* V0 T! A; c: P; _2 u> specifications. This will allow us to test your radios before we move
* m* R8 Y3 u2 H! l> forward. We are interested in your 900MHz radio to start. , A9 |) N& N7 \ o! ^) G$ N
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