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: A9 \. u) m3 ^$ E3 ?/ M客户要求如下,如果哪家工厂可以做,请和我联系
# O/ ^+ }3 _- e( P- m" H> The application that we have in mind is similar to others that we commonly
8 t3 ^' m( w/ @2 H0 s+ s> have. If we were to pay for FCC approval, we would want to use the modem
l* q7 o% t1 U- J( b' i> units in all similar applications under the same approval number. 9 Z+ U& g8 ?$ i) z1 @& z
> Therefore, we would like to be able to configure the units to a specific 5 e* G0 ]# y, f% `( X6 x' [
> application. For the business that we do, this approach will yield more
7 u7 A0 q) k- Q+ O. ?* \6 M> sales based on the same product and approval. We are interested in the 4 l; q6 ^; @ d8 M M& h# ^6 a
> following specifications: 3 f, m7 n- Y% d5 Q0 ?& ?
> 9 w9 ~ j) C4 F8 k! M! X5 G, e: r
> - 2 inputs at the Transmitter with three possibilities; : \) a) d* r% u( x
> 2 analog * B- W" y* `9 @* L* n) b
> 2 digital
5 U* M+ F; Z6 ^& S8 R5 a> 1 analog and 1 digital 1 M5 ~- W# E; y
>
) U6 f7 \# A5 W. S> - 2 outputs at the Receiver with three possibilities to match inputs
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> - Ability to configure/define analog Transmitter input ranges through 9 w) I6 {" ^ }* N# @
> simple programming method to correspond with full-range analog Receiver 4 N# T& A* H. C- {0 N" C6 ^3 y
> outputs (0 - full voltage). : |; }0 S% o' B$ o4 b
> 5 t) y1 L' b- V2 {9 V3 T
> - Ability to configure and set sample rates for the inputs.
. _ Z( r G# d+ H8 E# I: q>
9 Q8 w: L% H5 j8 I% k> - Digital output on Transmitter that turns on during the sampling period. : v7 b A& w* o' U3 U1 m; k6 e
>
; A1 w) D/ ~# {4 h> - Ability to configure a power saving Sleep Mode in the Transmitter by
) |8 O& @0 |: G- F, E# F1 v, O> both software control and input hardware control. 3 K3 t9 o" j! }- f' b* P/ F% ^
> ; B) I. s9 j. u9 Q$ g
> In order to configure the units, we would need a way to make the
' r. S' T, ?1 @) U) I# Y* S! p> settings. This would preferably be from a computer terminal so that . `" d' @- ^( w& O& Z
> configurations can be saved or easily duplicated for production volumes.
( M5 u/ j3 T, W0 n& Y> The units should be small and compact with shielding, and able to mount 4 p, T- b5 ?. G9 |0 Z' p" D" ]9 T
> to a printed circuit board with header connector. ' f3 X. S" P5 H" h f
> ' m7 F- b" A, Z5 X9 Y& k
> At this time, we are interested in samples of a pair of modems that 2 E6 J1 j, X4 U4 t3 ~
> might be similar to this proposed system. We do not expect that you 6 }0 x+ G! b. b# n+ C
> provide all of these specifications at this time. I can describe our
/ `$ m3 X3 s ?# a> immediate application needs in the next email if this project is of / p S, S. d- |$ T W
> interest to you. Perhaps you can make the samples by those
8 }/ E0 w1 t; G8 e7 z> specifications. This will allow us to test your radios before we move
: x* s j( K; O' q+ A8 m h> forward. We are interested in your 900MHz radio to start. ( q# B- O0 e! Y) A1 A
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