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客户要求如下,如果哪家工厂可以做,请和我联系 1 j0 j7 N) b8 V/ Q
> The application that we have in mind is similar to others that we commonly ; `/ A- [5 z3 P; Q5 l. b0 y
> have. If we were to pay for FCC approval, we would want to use the modem
?* u- l8 U7 y; T7 ^> units in all similar applications under the same approval number. " d' F. z2 B% ^! {" l- A$ K) K6 w [
> Therefore, we would like to be able to configure the units to a specific 5 Y3 `/ H$ Z3 d% F" j' b
> application. For the business that we do, this approach will yield more
9 L9 N s7 y" }7 x: k9 S1 Z> sales based on the same product and approval. We are interested in the : r: _! M" E2 b. y1 s8 n
> following specifications: & O! z- O; R6 `
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> - 2 inputs at the Transmitter with three possibilities;
0 E* [3 I! l7 Z2 y0 t) S> 2 analog 3 |4 P% p u4 O2 A4 q0 n! E z
> 2 digital
) D# o" ^+ C5 z> 1 analog and 1 digital ( w2 `" @$ m& e
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> - 2 outputs at the Receiver with three possibilities to match inputs $ D% K( ?* y# {
>
6 \$ ~* ~+ ?( J1 S: J6 s> - Ability to configure/define analog Transmitter input ranges through 7 {9 H0 s; Y x
> simple programming method to correspond with full-range analog Receiver * o2 A7 f9 n4 Y5 |* O
> outputs (0 - full voltage).
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1 C. g: S7 z! M: ^. k> - 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. 0 g$ s+ @- B8 s/ M
>
9 B3 p$ @. r G/ Y. q9 D4 P> - Ability to configure a power saving Sleep Mode in the Transmitter by . E! r! B* F$ z! f; ?
> both software control and input hardware control. * q7 s4 B, e# ?( G" L( c) P* G
>
" J: V/ q/ U% t; b2 p: B> In order to configure the units, we would need a way to make the
4 h+ M5 r2 O* R2 M+ _/ h; i* j* a> settings. This would preferably be from a computer terminal so that / R* c% [8 m6 h8 ^9 P w
> configurations can be saved or easily duplicated for production volumes.
4 o6 _0 d2 ^% K# \" B6 s> The units should be small and compact with shielding, and able to mount + B2 v' H0 t' C3 ]: ]4 c, p6 m
> 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
% R- c# C# r7 `( f> might be similar to this proposed system. We do not expect that you
7 [9 _4 ~5 k" V/ o3 k5 Y% z> provide all of these specifications at this time. I can describe our # m, c) [: c+ ?* P; B: P: ]2 G
> immediate application needs in the next email if this project is of
8 Q& S8 y* r# x: z> interest to you. Perhaps you can make the samples by those
% |) |6 Z: [" ^> specifications. This will allow us to test your radios before we move & A. U% P: a5 F$ v" F2 S; D
> forward. We are interested in your 900MHz radio to start. 7 J4 N/ M) d& z& O7 [& d$ i4 O
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