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' |6 e& h# y4 T C4 y+ f客户要求如下,如果哪家工厂可以做,请和我联系
# g+ W- q8 \$ |$ A7 R0 W2 L0 D> The application that we have in mind is similar to others that we commonly 8 {4 ` [2 |% t1 M) A! E: O
> have. If we were to pay for FCC approval, we would want to use the modem
% v7 {# b* h2 E4 f> units in all similar applications under the same approval number. , T: S/ \' w2 g
> Therefore, we would like to be able to configure the units to a specific
& f p4 V/ i; _, f> application. For the business that we do, this approach will yield more
4 _$ P/ \2 B6 X* }% {> sales based on the same product and approval. We are interested in the
9 f3 N, D) e" ^ V4 v! x4 Q> following specifications: 3 L2 O6 L4 w- C' x* B
>
& H7 Z' d1 S+ m, T& h' m$ g" Z% n> - 2 inputs at the Transmitter with three possibilities;
7 p* z% a+ t4 _" b" ]' Z> 2 analog 7 Z( L. D6 R7 ]) Y9 r/ m" b
> 2 digital
* a! m A8 f4 m. z+ ~/ Z3 }5 Q N5 Q> 1 analog and 1 digital
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2 X5 C- M! ~5 V* f; A0 G> - 2 outputs at the Receiver with three possibilities to match inputs ! e" G3 {/ l8 N$ Z1 V
>
M' p9 X# c* ?: h) [1 D> - Ability to configure/define analog Transmitter input ranges through ) h' y" ^2 d' R1 S& r6 @
> simple programming method to correspond with full-range analog Receiver 1 O3 y6 Y% e8 O" j/ Y7 t
> outputs (0 - full voltage).
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> - 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.
4 X/ g1 j3 g9 a# Y" O>
* n0 K* ^. B6 C% a0 @> - Ability to configure a power saving Sleep Mode in the Transmitter by
" M" E0 ?. g" @8 O) s8 |; _, A> both software control and input hardware control.
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( x x; e. s6 g& K> In order to configure the units, we would need a way to make the
, L3 b5 I# L/ p! E> settings. This would preferably be from a computer terminal so that
8 g; ?/ p) A8 f9 @* Z> configurations can be saved or easily duplicated for production volumes. + Y& y( g7 g5 N0 m6 j; U ` m# X
> The units should be small and compact with shielding, and able to mount . @" |# H7 a! e, j
> to a printed circuit board with header connector. ' P2 Z- a; h6 d6 e- N* y8 T
> 4 i x m7 b0 B# ~
> At this time, we are interested in samples of a pair of modems that 7 T4 Y- q+ u# i( O
> might be similar to this proposed system. We do not expect that you
0 z3 i7 t: H& [$ T> provide all of these specifications at this time. I can describe our
+ w7 a9 k/ A# |7 y6 v, g> immediate application needs in the next email if this project is of
5 h5 x0 m2 i$ ]. w! t9 K0 j# t> interest to you. Perhaps you can make the samples by those % t7 c4 ^$ j! t
> specifications. This will allow us to test your radios before we move 4 r5 z/ X, q b9 X5 d* u
> forward. We are interested in your 900MHz radio to start.
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