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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

. W5 q' f# l- {8 {! N 客户要求如下,如果哪家工厂可以做,请和我联系
- c: Y* E) Y4 b5 b! [> The application that we have in mind is similar to others that we commonly
: a- x7 Y; d4 X( [, O > have. If we were to pay for FCC approval, we would want to use the modem
* v" ~5 \. s: J' x+ R0 ]9 e3 [> units in all similar applications under the same approval number.
# n* a$ f4 u3 Z7 c > Therefore, we would like to be able to configure the units to a specific
; z) a' [* ^0 {: L > application. For the business that we do, this approach will yield more
; C8 n' f* f9 M+ i > sales based on the same product and approval. We are interested in the
: j/ l+ \* u+ `0 s8 _+ E+ T" P5 ? > following specifications:
( D G2 N6 w; h. [3 n1 n>
8 | \1 a5 ]! ^" ` > - 2 inputs at the Transmitter with three possibilities;
% i; P8 F8 _: Y4 K+ S) J- x* U4 K> 2 analog
( ~7 O# o6 Y( H; w2 R> 2 digital
0 |% Y& D0 u/ E' B1 O' P: ] > 1 analog and 1 digital
# d5 p$ P4 u5 C' w0 ~7 k>
2 C7 J5 A7 i, u$ t8 R& ], j > - 2 outputs at the Receiver with three possibilities to match inputs
- `! Y+ R w) ?6 h$ K >
* D2 Z+ p+ b2 X/ [4 b> - Ability to configure/define analog Transmitter input ranges through
# e9 N j3 Y8 W# P > simple programming method to correspond with full-range analog Receiver
* y. b8 m7 P* p7 u. C, O' R2 {& k> outputs (0 - full voltage).
) z( b8 T! F1 X( F$ f- r3 \* e >
4 V: x1 V$ a8 q( y& S& s- {" v> - Ability to configure and set sample rates for the inputs.
4 J7 h- y1 s9 p' [0 ~>
8 I1 n: N. V! i' Z5 n> - Digital output on Transmitter that turns on during the sampling period.
L1 E) t& b6 E>
0 B1 K' [8 t7 O& z* ] > - Ability to configure a power saving Sleep Mode in the Transmitter by
' ]: F1 x4 E5 W > both software control and input hardware control.
2 S/ ?) |0 w! u: N- k5 g& Q0 ]) T$ L >
6 l6 ?0 C2 f' b > In order to configure the units, we would need a way to make the
+ F R9 ~, g( i3 y4 C S> settings. This would preferably be from a computer terminal so that
! q x5 T' O$ D0 |8 _3 {8 U > configurations can be saved or easily duplicated for production volumes.
W% r2 ~9 O+ J+ Z' [/ N j7 q) ? > The units should be small and compact with shielding, and able to mount
! Z% e8 X) r: O7 n9 T) h$ _4 N* Q> to a printed circuit board with header connector.
3 ^2 S1 l3 K/ I>
( l/ A. d0 m+ J, b5 B2 l9 b$ h9 J% v> At this time, we are interested in samples of a pair of modems that
" K, y% G/ a3 ~% ?4 E> might be similar to this proposed system. We do not expect that you
7 j8 D8 z& g6 g, n> provide all of these specifications at this time. I can describe our
, H) _6 x; P% I! w > immediate application needs in the next email if this project is of
- R+ P4 \7 X2 x > interest to you. Perhaps you can make the samples by those
/ e5 ^* Z$ E' O& u7 r1 K) m! I6 v > specifications. This will allow us to test your radios before we move
# u. `" r' n+ i1 ] > forward. We are interested in your 900MHz radio to start.
L% Y! _, B2 U+ q; `8 O- Y$ \+ s
www.bbycare.com 婴儿用产品
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