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& F% r" U9 c' B3 j客户要求如下,如果哪家工厂可以做,请和我联系 8 K* Q. b; O+ q, O) I
> The application that we have in mind is similar to others that we commonly
6 x, t; |& D( k+ W1 C. x h> have. If we were to pay for FCC approval, we would want to use the modem / |" F6 Y. g0 L% t
> units in all similar applications under the same approval number. & N( D5 x" e6 S2 B+ M* f4 `: {
> Therefore, we would like to be able to configure the units to a specific
+ y! ]3 W3 k/ a+ P> application. For the business that we do, this approach will yield more
6 y; N, m* i- I8 Z> sales based on the same product and approval. We are interested in the
) y5 ]* r4 G* o! C> following specifications: 1 F# E2 U2 L; W( N# [
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> - 2 inputs at the Transmitter with three possibilities; 2 _* w; T7 A5 X9 Z
> 2 analog 4 B& | g) k& p" j' m, R
> 2 digital
, W& e' n5 T' c& A> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs
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> - Ability to configure/define analog Transmitter input ranges through * f5 x f8 b1 I5 ?
> simple programming method to correspond with full-range analog Receiver
4 s9 a: Q! o* S9 C$ u5 H> 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. & r, R! [( p5 o( u* r5 ]8 h
>
& z7 r' x* ]2 `- ]: [> - Ability to configure a power saving Sleep Mode in the Transmitter by m' ^8 I0 p" x* P9 T. g
> both software control and input hardware control.
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- N8 j( B8 x6 f' V9 @" K> In order to configure the units, we would need a way to make the $ C" V, E- G% d# }
> settings. This would preferably be from a computer terminal so that
5 b3 |3 G- }2 m ?> configurations can be saved or easily duplicated for production volumes.
- P& w3 I" ]2 a+ m5 l: B: |% h Z+ i> The units should be small and compact with shielding, and able to mount * |( U0 d6 [ D5 L
> to a printed circuit board with header connector. 0 T, ^% Q( K# A) q7 A
>
" b+ v# S3 G# g> At this time, we are interested in samples of a pair of modems that * p3 d1 u- C% R( H
> might be similar to this proposed system. We do not expect that you
u, s) o3 ?. R' c> provide all of these specifications at this time. I can describe our 1 A% c. a: X* s5 Z
> immediate application needs in the next email if this project is of 6 I B3 w: {9 ?
> interest to you. Perhaps you can make the samples by those
c, g) c3 G) ~! Q+ a1 Z> specifications. This will allow us to test your radios before we move & n2 C$ x7 B% l D0 @% D
> forward. We are interested in your 900MHz radio to start.
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