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[寻求合作]音频传输模块,做出口

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安防幼儿园学生

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发表于 2007-5-27 20:29:37 | 显示全部楼层 |阅读模式

[. t1 j& q; F' f- B 客户要求如下,如果哪家工厂可以做,请和我联系
/ r3 q/ z' z0 Z/ D& j' Q$ a > The application that we have in mind is similar to others that we commonly
8 w6 c' F9 f7 T6 ~) I4 P. L/ D> have. If we were to pay for FCC approval, we would want to use the modem
, U' C9 k; X0 v5 E; ^ > units in all similar applications under the same approval number.
4 K! u3 y% b/ p5 U5 D$ ]> Therefore, we would like to be able to configure the units to a specific
( t& I6 K+ [# L% c. @, N$ r1 g! O9 U > application. For the business that we do, this approach will yield more
% ~% o! O2 Y8 d$ z* q( |: @> sales based on the same product and approval. We are interested in the
2 @) O2 S" L* T8 b2 |; ~" M* a* x+ p; t > following specifications:
) S- O+ i! h. e4 S- c>
! N/ g0 e$ e' _7 z$ S, Y( z& h( L> - 2 inputs at the Transmitter with three possibilities;
/ ?! a1 d5 v ]> 2 analog
% D# g# M! U8 Q* N- t& U > 2 digital
: k" L. w+ x; |5 g& e1 M9 {> 1 analog and 1 digital
; k* ^# s2 g% m4 U( C+ T6 M>
7 _; n# Q; l. a# |, ^ > - 2 outputs at the Receiver with three possibilities to match inputs
8 e9 g8 {5 e3 x: s$ W# O: N3 @& k >
; P: a4 ?- H; U' S! w) @ > - Ability to configure/define analog Transmitter input ranges through
. @. l' ?& r& U: ]) R > simple programming method to correspond with full-range analog Receiver
4 @/ S) q3 A* Z> outputs (0 - full voltage).
4 M% f0 m4 M. a( _# ~, {/ V>
* m* ]$ t: I' c8 ?; z > - Ability to configure and set sample rates for the inputs.
& \9 H! M0 N: l+ f9 T2 h>
! O" [! w- S- W3 q7 j" g! m > - Digital output on Transmitter that turns on during the sampling period.
: U8 F/ U$ B* [4 D- M >
+ ?+ m& Q6 m! a, E) Y> - Ability to configure a power saving Sleep Mode in the Transmitter by
3 F1 N6 p9 s; P: t$ u > both software control and input hardware control.
: Q# k V2 r+ h% A9 J F>
- V7 X' Q5 ~3 _% D" Q! s > In order to configure the units, we would need a way to make the
7 M4 f$ W8 |! ~3 ]9 M/ k( ~> settings. This would preferably be from a computer terminal so that
" N" @8 i, O& \/ v1 P$ \; O> configurations can be saved or easily duplicated for production volumes.
8 R0 j3 \* `* v. r> The units should be small and compact with shielding, and able to mount
. x. C* ?, ^* X& E4 B! x' R > to a printed circuit board with header connector.
: e/ E- q9 h& d6 H/ g! D) n7 \0 l>
" g( y- L- |# g i6 b3 c" c/ F> At this time, we are interested in samples of a pair of modems that
' |5 z, d0 r/ x$ F4 M> might be similar to this proposed system. We do not expect that you
, {' ^0 T2 [# S4 _$ p > provide all of these specifications at this time. I can describe our
6 |5 j" {" U a4 r2 t& i. O2 M! N > immediate application needs in the next email if this project is of
2 X9 N- _/ j) l5 c5 X8 I# T> interest to you. Perhaps you can make the samples by those
, `. g# h1 x& u6 }, T% Y > specifications. This will allow us to test your radios before we move
, o4 q& x* u! y: O* L> forward. We are interested in your 900MHz radio to start.
, t2 S+ }& X5 v6 M: }8 W
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