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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

0 J3 F: C0 k2 R7 `: o+ Y2 U) P8 G客户要求如下,如果哪家工厂可以做,请和我联系
; t- K/ ?- x" e& @ > The application that we have in mind is similar to others that we commonly
3 E& {: r) L+ r > have. If we were to pay for FCC approval, we would want to use the modem
. a J) U7 T' `3 | > units in all similar applications under the same approval number.
) [& I T# X! c4 V5 | > Therefore, we would like to be able to configure the units to a specific
" w" n# U3 ~7 x' R$ c0 r) @ > application. For the business that we do, this approach will yield more
. ?( Y5 a% q" G, h6 M# m > sales based on the same product and approval. We are interested in the
! D% C+ K4 X, r5 P4 y> following specifications:
9 Q. Z8 a- R f6 W+ u, B2 c >
+ H. M0 I3 ]5 C> - 2 inputs at the Transmitter with three possibilities;
" p# V& n3 w* A: D > 2 analog
?" S& W' r1 @+ t S% |+ u> 2 digital
. Y6 f4 }5 C' c% @* ?; A- | > 1 analog and 1 digital
) R$ A' q2 y8 R1 E) }9 z8 o >
$ q5 s8 |" y) O( t- r! ] > - 2 outputs at the Receiver with three possibilities to match inputs
$ d6 M! O3 i) g2 @5 r* E6 d M>
1 Z2 w8 m: ?+ G6 w+ h+ i> - Ability to configure/define analog Transmitter input ranges through
2 G1 l# F' S( Q9 R& I% F> simple programming method to correspond with full-range analog Receiver
" ?% ^6 _2 H0 Y' i1 I) K) h> outputs (0 - full voltage).
9 \& u2 S5 Z" P0 j>
- g: v& q& g: o > - Ability to configure and set sample rates for the inputs.
( p1 ~/ F2 ^* R( e* s# O* V >
# L4 q2 ]& X& D6 O2 ~6 T> - Digital output on Transmitter that turns on during the sampling period.
! n' ]4 t0 H( i3 P8 V2 M>
, d3 I' b. ]) v! x5 W% p: P > - Ability to configure a power saving Sleep Mode in the Transmitter by
! A+ H1 Y3 u9 S8 w$ O) B _ > both software control and input hardware control.
/ r$ Q, ~; {2 {>
9 w% a) ~: U; g3 u > In order to configure the units, we would need a way to make the
& b1 n+ {* V3 e3 J$ J! q; [" @- r> settings. This would preferably be from a computer terminal so that
1 O) D% E- ]4 j( l4 C> configurations can be saved or easily duplicated for production volumes.
' N5 c z* ?3 ~# S> The units should be small and compact with shielding, and able to mount
3 b9 P9 o% C8 M- c" E+ o > to a printed circuit board with header connector.
7 K6 w/ l. D h8 `" \( j; i >
5 A5 f3 |) K- X& z3 G7 { q3 C > At this time, we are interested in samples of a pair of modems that
8 F% V8 ]) N* D7 C> might be similar to this proposed system. We do not expect that you
* o5 i: }" u( r > provide all of these specifications at this time. I can describe our
6 R, E( y0 A# w$ M- q+ N > immediate application needs in the next email if this project is of
9 F% `4 \6 z* s# L: O: m# L+ `% e> interest to you. Perhaps you can make the samples by those
9 @. U! _. j/ n> specifications. This will allow us to test your radios before we move
. O; ?( D% }% w. J" R( _ > forward. We are interested in your 900MHz radio to start.
5 e- {' e) z9 h+ d# I4 W3 K
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