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客户要求如下,如果哪家工厂可以做,请和我联系
$ v. e; U$ k- X* F+ r> The application that we have in mind is similar to others that we commonly
6 h, m8 ?- u1 Z4 y& f# [* d> have. If we were to pay for FCC approval, we would want to use the modem + G7 z5 U) X: m: j* ?) d! i
> units in all similar applications under the same approval number. & ^4 _4 z) J: D) J4 _% |
> Therefore, we would like to be able to configure the units to a specific 5 Y/ z) |7 ]/ V% o
> application. For the business that we do, this approach will yield more : W( t. X4 `5 I; w
> sales based on the same product and approval. We are interested in the . q% g0 J Y8 T; h5 I O) q7 T
> following specifications:
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> - 2 inputs at the Transmitter with three possibilities;
3 f5 V% S: e, B6 {9 t2 }) \" O% _$ J> 2 analog
" @" k* V- }! X2 @( c- d. f; i> 2 digital
F: {$ j% f; G/ h3 [/ n> 1 analog and 1 digital $ C4 J. e( d4 ^4 j7 E( e
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4 E- r* h8 B& c2 H' b) Y& 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 8 I( }0 s6 h$ r9 p- I
> simple programming method to correspond with full-range analog Receiver
, d2 a; N" }9 ?6 Q( W) p9 m: C> outputs (0 - full voltage).
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> - Ability to configure and set sample rates for the inputs. 7 B3 ^ L% `3 J4 O3 X P/ q* U
>
5 c6 C' Q: W9 e) p* H4 |- b> - Digital output on Transmitter that turns on during the sampling period. 2 r2 A6 W& f% Z
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> - Ability to configure a power saving Sleep Mode in the Transmitter by
; ]0 Y8 N8 }) I0 d; ?$ R> both software control and input hardware control.
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. M. X1 ^) a* T5 p> In order to configure the units, we would need a way to make the 9 P: X$ [( D7 V' J. n- ^/ f
> settings. This would preferably be from a computer terminal so that
; v% O2 c2 G9 a& N2 v. C> configurations can be saved or easily duplicated for production volumes.
0 A) @% `4 o: w; L( H0 U> The units should be small and compact with shielding, and able to mount % L! e5 ?, Y9 O9 T& I+ ]. y1 f
> to a printed circuit board with header connector. 8 b: F9 b' I ^" G
>
, I/ x5 O5 u) D+ R3 M1 ]> At this time, we are interested in samples of a pair of modems that % i) x& k* S: O$ A- q! _2 ]
> might be similar to this proposed system. We do not expect that you
! S3 F" k9 ?& h6 q0 G" ]6 ]> provide all of these specifications at this time. I can describe our ' o; s# M+ v+ G( ~
> immediate application needs in the next email if this project is of 3 j! R2 x3 r/ ^5 c; R
> interest to you. Perhaps you can make the samples by those
6 o8 a! r5 {. u> specifications. This will allow us to test your radios before we move 2 { V5 f1 k5 y6 [
> forward. We are interested in your 900MHz radio to start.
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