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" _; o8 d) v* Y9 X3 I客户要求如下,如果哪家工厂可以做,请和我联系
1 x( g/ W' l6 x> The application that we have in mind is similar to others that we commonly . ?! n2 |3 i+ v9 }) ~ O& }
> have. If we were to pay for FCC approval, we would want to use the modem
2 s- m! U, s, H" T> units in all similar applications under the same approval number. # Z2 R' ? Y6 C' j( M
> Therefore, we would like to be able to configure the units to a specific # w5 K7 j. R2 H% e* G, c9 k! {7 a
> application. For the business that we do, this approach will yield more 8 ?2 I' [0 Y7 `0 O( k& h
> sales based on the same product and approval. We are interested in the 2 `5 B4 u! d# R- I8 L6 ?
> following specifications: 7 ]" |' b& D4 k
>
* s4 [( t( D0 W0 z+ g9 L7 O3 I> - 2 inputs at the Transmitter with three possibilities; ( C: j* i( O! T* {6 ` H0 M I9 W2 `
> 2 analog - D6 H" R" d/ A6 T$ I
> 2 digital $ G" `5 c% E5 l O: d7 r7 U
> 1 analog and 1 digital ) e7 p) d: _1 I/ v3 q4 R3 I
> * r( B3 ^" L$ ] P. O
> - 2 outputs at the Receiver with three possibilities to match inputs ( y: E8 a& H& T& a1 r4 ~
>
7 v" G" h0 u% O; t5 K> - Ability to configure/define analog Transmitter input ranges through
" N# S8 g }4 W+ `: Y> simple programming method to correspond with full-range analog Receiver 4 c' f! i8 G" q: _8 @4 e+ y
> outputs (0 - full voltage). ! I" w# K) c; C7 {/ y
> 4 b1 [0 @3 q1 D1 X/ F
> - Ability to configure and set sample rates for the inputs.
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0 z8 J e4 K8 s1 \> - Digital output on Transmitter that turns on during the sampling period. ' b( l/ E+ p6 f1 }9 O/ H
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> - Ability to configure a power saving Sleep Mode in the Transmitter by
6 c* i) q( m7 t6 p" l> both software control and input hardware control. 6 `% b8 r6 Z/ c ], F+ Y
> # ?0 y7 N9 k& n6 O0 Y$ c7 |) E
> In order to configure the units, we would need a way to make the
% a7 X+ Z: \7 S* M$ S> settings. This would preferably be from a computer terminal so that 2 P6 e4 r. w1 s2 @. d- V: |
> configurations can be saved or easily duplicated for production volumes.
, u# P6 \ P; {$ d1 y. f> The units should be small and compact with shielding, and able to mount
; v U! Y( G3 C. G> 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 3 E2 }. D ^* G; u" G) y) m6 R" r% I
> might be similar to this proposed system. We do not expect that you ' ?9 D, F, N5 I+ V
> provide all of these specifications at this time. I can describe our ; j2 O' S# `3 B3 D- ^6 k2 B6 u
> immediate application needs in the next email if this project is of
5 t: l( A/ o" i% D1 \/ Z( x1 q# Y> interest to you. Perhaps you can make the samples by those
+ E( ~" K4 D) t* \' Q1 S9 k# F% Q k' M> specifications. This will allow us to test your radios before we move
\( c U$ |) ~. j( K& t% J5 i# C- _> forward. We are interested in your 900MHz radio to start. : X4 g4 R6 U0 i* {
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