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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

5 F2 y9 c+ H- D2 m. _5 D2 K. p. b8 N8 a 客户要求如下,如果哪家工厂可以做,请和我联系
6 y- U6 h4 z8 a( u' [7 ]* U> The application that we have in mind is similar to others that we commonly
3 F% k( I& O) [9 W6 H7 g$ Z: U > have. If we were to pay for FCC approval, we would want to use the modem
5 C! M, f1 a* \' U& ^7 ?! o" Z> units in all similar applications under the same approval number.
1 t: W* Y$ [* h. ~+ L > Therefore, we would like to be able to configure the units to a specific
+ u1 n4 f2 M9 ]9 U" H" y) M/ [% P> application. For the business that we do, this approach will yield more
' D% @! ]2 |5 D$ R7 G > sales based on the same product and approval. We are interested in the
/ N' t. h5 v7 ?> following specifications:
. w. o) |5 e# V$ R1 j>
; ]5 p8 ~3 g$ K7 G6 ? `( _> - 2 inputs at the Transmitter with three possibilities;
. b+ ]+ H, U# N3 n2 I> 2 analog
" a# J; z% ]! ^0 D1 F1 E > 2 digital
1 c, N" S! l0 _6 M > 1 analog and 1 digital
4 A5 d! D& R2 b. p1 c( \! u >
: U0 R; Q; F# B) w6 e$ B# B> - 2 outputs at the Receiver with three possibilities to match inputs
& e& t" z& l5 }: R7 S5 L; f0 E >
% f: T6 H( r6 h# G > - Ability to configure/define analog Transmitter input ranges through
8 V7 U0 ^! e% n6 k7 h3 F. W" F> simple programming method to correspond with full-range analog Receiver
7 W" O! l- h1 u5 k5 Y9 T7 V7 V > outputs (0 - full voltage).
: N' ^5 H% _% F >
- }2 p3 k4 }7 h4 j8 }( Y> - Ability to configure and set sample rates for the inputs.
4 J" {7 n- V' G2 A. C8 E>
0 E: M8 G3 t4 \3 @> - Digital output on Transmitter that turns on during the sampling period.
8 E8 _9 L; y2 Q& j+ {( O0 o>
" N* q/ p, u: U0 k- f( ]% c* s > - Ability to configure a power saving Sleep Mode in the Transmitter by
8 s- {4 w5 Y% k. A > both software control and input hardware control.
- @" |/ c+ \9 e$ Z& O0 n5 t>
: q2 C. t& r5 w! S6 U' C5 @& k( [ > In order to configure the units, we would need a way to make the
& {. @5 x+ m+ E/ e> settings. This would preferably be from a computer terminal so that
& P8 F' {' T, ^0 g2 o> configurations can be saved or easily duplicated for production volumes.
5 U( e$ ^% a( R: J7 t> The units should be small and compact with shielding, and able to mount
3 O y1 q) O: ~0 l& a> to a printed circuit board with header connector.
9 ~/ b* |5 b1 y- m1 F>
# A; G' N' ^! V8 s8 z0 e$ h |( k, Q> At this time, we are interested in samples of a pair of modems that
+ _! k r# L% k4 m# t( J% t9 B! E> might be similar to this proposed system. We do not expect that you
3 V% e2 ?! n) \: `% n& }' t( n- }> provide all of these specifications at this time. I can describe our
0 p8 v6 V/ R1 B/ i > immediate application needs in the next email if this project is of
, }- y1 |& ~0 z& x > interest to you. Perhaps you can make the samples by those
- ~3 O p; n# h5 ~ > specifications. This will allow us to test your radios before we move
# p+ M2 z5 Z% @; l( ]# P) c> forward. We are interested in your 900MHz radio to start.
$ x1 _! z$ m1 A8 X: P. {6 ~
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