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6 ?5 K9 O( R4 f客户要求如下,如果哪家工厂可以做,请和我联系 * g: G: @& `8 x8 K/ A6 @3 {
> The application that we have in mind is similar to others that we commonly $ `4 @, s$ R: d) o0 ^ V
> have. If we were to pay for FCC approval, we would want to use the modem 4 j, J; X2 e4 }& W( y8 B8 C
> units in all similar applications under the same approval number. 7 ^/ ?2 g9 \7 o( g
> Therefore, we would like to be able to configure the units to a specific
" x- |+ z% `5 |1 D> application. For the business that we do, this approach will yield more . }, p/ @- a0 p/ R9 ^& D
> sales based on the same product and approval. We are interested in the . i0 R, @ X0 y4 `" G
> following specifications:
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> - 2 inputs at the Transmitter with three possibilities;
( y, D- X l- x+ O! |1 _> 2 analog
* B7 S$ }4 X; X+ r1 F5 H* g* }# T> 2 digital 6 p% q) f# E# y' b
> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs . `: k- A/ W4 b
> * e1 H1 p8 m$ r! f' k5 D5 K, c2 k
> - Ability to configure/define analog Transmitter input ranges through % s" X* I% _9 k! Y8 [
> simple programming method to correspond with full-range analog Receiver . N% r4 {) f0 X) R6 t7 ~
> outputs (0 - full voltage). & d% H$ A0 l# ]4 W/ `) w! i
>
8 S4 s3 J4 y& x J! V3 e" o> - 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. " m# c* f$ w3 y/ f [" z
>
; l3 m0 v" ^: f6 J) a# u* ?> - Ability to configure a power saving Sleep Mode in the Transmitter by
. Q1 F+ o/ C W d& l> both software control and input hardware control. # I/ R s* ?3 S @; l3 u1 v7 H
>
9 A/ Z% n# G# o3 x# u% Y& |> In order to configure the units, we would need a way to make the
0 @2 a4 e2 _; }- W> settings. This would preferably be from a computer terminal so that ! f( i z, m" D
> configurations can be saved or easily duplicated for production volumes. ' @5 F+ u4 M- s# s7 H
> The units should be small and compact with shielding, and able to mount
1 t' _$ _# f) } y> to a printed circuit board with header connector.
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$ u3 {/ D) U, {+ n' p> At this time, we are interested in samples of a pair of modems that
' y8 O/ }9 m9 p> might be similar to this proposed system. We do not expect that you
5 ]% E1 |7 r$ P" Q5 Q, K> provide all of these specifications at this time. I can describe our 5 S0 X5 I& f3 W% @+ J
> immediate application needs in the next email if this project is of
9 p6 Q F" o# L5 q3 q- U3 ^, m6 A> interest to you. Perhaps you can make the samples by those
8 ?/ W# R% V0 L& D/ }- s> specifications. This will allow us to test your radios before we move
2 D* ~) Z$ R5 J5 F" @1 n* U0 J> forward. We are interested in your 900MHz radio to start. 4 w9 a& s2 r/ {& d8 |5 Y2 o
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