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/ ^ m, ?8 g+ m; m& w客户要求如下,如果哪家工厂可以做,请和我联系
, Y3 B* ~) k1 y) F7 q" P> The application that we have in mind is similar to others that we commonly
2 w u* \: Q s2 c5 a- {" {> have. If we were to pay for FCC approval, we would want to use the modem
9 `7 j1 s/ u2 t> units in all similar applications under the same approval number. / v* q7 a/ g1 V# M7 \/ M
> Therefore, we would like to be able to configure the units to a specific
- I% E4 Y4 {' Y- t& v> application. For the business that we do, this approach will yield more
( H) }% ~% m# C: ]2 m. ~5 c> sales based on the same product and approval. We are interested in the $ @' t N8 e: s$ K3 Q9 q+ S, L! T
> following specifications: + H9 f9 w2 ]9 T' }. W" l1 f
>
# M8 k7 }* r- ~1 N' b5 b> - 2 inputs at the Transmitter with three possibilities; : H9 C1 d1 f m6 |/ }/ I$ ^& K3 ]& J) [
> 2 analog * c4 N7 N, ], M
> 2 digital
& R. j5 y+ J- Z* N> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs
, N1 a4 _# ~: u4 o, M>
8 |3 J; V& r6 F# R8 E6 G> - Ability to configure/define analog Transmitter input ranges through ' I$ f6 _& V1 f# R1 P
> simple programming method to correspond with full-range analog Receiver
7 L- G+ w m* @6 {" @: V! @> outputs (0 - full voltage).
4 @: u; h! d+ i* P. [>
6 ~7 E$ b4 g& t/ g* |5 T( a! o9 V: G> - Ability to configure and set sample rates for the inputs.
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) f% ~ i: |0 q+ C4 f. v9 j> - 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 9 M* R' A7 T8 D! X2 A0 b
> both software control and input hardware control.
' E8 m. E& C+ {7 i: x# H, @. e4 l> 4 r3 r& P" _7 v0 h; x$ N/ L" U
> In order to configure the units, we would need a way to make the
% h! C. a8 l; B' [, ^. K. W> settings. This would preferably be from a computer terminal so that 9 y' J6 u) y3 x4 Z! k. u! D( }, h
> configurations can be saved or easily duplicated for production volumes. % C) n2 `, _1 O$ z4 g6 H
> The units should be small and compact with shielding, and able to mount - x& e' J# V7 Y. X7 F
> to a printed circuit board with header connector. 1 Y U: Q8 M, I" z
>
% W8 E0 X& [1 C1 E, Y, W> At this time, we are interested in samples of a pair of modems that
" e4 c9 Z: l" F; f* t3 _8 v> might be similar to this proposed system. We do not expect that you
6 g2 ?+ P! P( K1 k> provide all of these specifications at this time. I can describe our
3 g" A, Q0 z& x& [> immediate application needs in the next email if this project is of
& n2 i" Z2 r! N4 ?8 ^1 n% u6 t> interest to you. Perhaps you can make the samples by those ! L# i8 H/ h8 Y( f0 r: |# Y6 g& f
> specifications. This will allow us to test your radios before we move & k ^2 i7 b$ J+ V
> forward. We are interested in your 900MHz radio to start. 9 Q# j1 c2 z/ X. U" t& u8 I, k7 k" f
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