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3 [$ D# ~5 g. n# M4 U5 r. s# R/ g客户要求如下,如果哪家工厂可以做,请和我联系
" s3 B3 _# i( R0 _7 i2 }> The application that we have in mind is similar to others that we commonly 8 h+ V" m# @8 V8 E, {2 j( L& @
> have. If we were to pay for FCC approval, we would want to use the modem
$ Z) \5 E, g r) Q" N9 H4 x> units in all similar applications under the same approval number. ; p! z. z& |- f
> Therefore, we would like to be able to configure the units to a specific
* M" c. x% z' V! |! p> application. For the business that we do, this approach will yield more 8 L$ w" A8 G- W& X4 b. k8 n8 h5 ~
> sales based on the same product and approval. We are interested in the + M4 _2 [, I% y2 J2 k! V( Y
> following specifications: 9 }0 H' x! C5 A. G4 j# o& h
>
$ g" Y, V, j2 `# P. F> - 2 inputs at the Transmitter with three possibilities;
/ y$ g5 w- |& l6 E> 2 analog
6 v# V& |- p* x' U> 2 digital
, f* z4 v& p4 ^! K* v> 1 analog and 1 digital : i: X7 P, T' x$ Y& M) {
>
$ L$ i* L$ O3 L$ P> - 2 outputs at the Receiver with three possibilities to match inputs * f" w& A: ^3 m& W5 k2 v5 X8 f$ u
>
1 F2 D% b+ |8 j> - Ability to configure/define analog Transmitter input ranges through % r' D2 p% o0 V* W1 l1 {8 H: {
> simple programming method to correspond with full-range analog Receiver
! N5 a8 U) Q; d7 g0 x> outputs (0 - full voltage).
# d* L& c# A: Q4 m1 D>
* H/ T' V4 ~. T6 }6 d; h- _& r> - Ability to configure and set sample rates for the inputs. # l5 H; C5 V$ i3 a* a3 |& H( {
>
) A+ @* l/ r& ~9 N' R> - Digital output on Transmitter that turns on during the sampling period. 0 j% o9 Y% {- s3 T- I
>
1 B( A; F. |1 s _9 ~5 Z! H> - Ability to configure a power saving Sleep Mode in the Transmitter by
- S& {: x6 q$ t4 Y> both software control and input hardware control.
1 B9 V- r5 |" W* Q7 ] A9 _>
4 q' y! |, M4 @/ d> In order to configure the units, we would need a way to make the * _) T: _; c+ w9 J% m6 ^
> settings. This would preferably be from a computer terminal so that
6 V/ p `, Z3 {> configurations can be saved or easily duplicated for production volumes. 0 G5 _! e8 r) q+ k. }3 f ~. u/ j. W
> The units should be small and compact with shielding, and able to mount
8 }8 R9 Y, M% ~, J8 q; O> to a printed circuit board with header connector.
1 v- x% s% V" F! y Q# }/ w> |2 L; b. }! `. |4 Y7 W. y
> At this time, we are interested in samples of a pair of modems that
0 s' J: ~/ R H1 z/ w> might be similar to this proposed system. We do not expect that you ( L! @. F8 I3 t8 S
> provide all of these specifications at this time. I can describe our 7 [; M) P) t" m l
> immediate application needs in the next email if this project is of . w% C1 \1 U9 y* Y+ w: w
> interest to you. Perhaps you can make the samples by those
" b# G! y% ?/ D% j4 s> specifications. This will allow us to test your radios before we move
5 U1 k6 [2 d, q/ F0 ?> forward. We are interested in your 900MHz radio to start. 9 p9 I0 G/ b8 K' G1 r5 J% ?: Y& H. i
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