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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

2 E' F7 U9 T& \ I 客户要求如下,如果哪家工厂可以做,请和我联系
7 S: z+ s( u+ y6 a( x3 P > The application that we have in mind is similar to others that we commonly
. z; y, c, T' G > have. If we were to pay for FCC approval, we would want to use the modem
& M/ f" r2 s7 f4 [ > units in all similar applications under the same approval number.
# {6 F, l7 e- r! L+ h; S! R> Therefore, we would like to be able to configure the units to a specific
% Y4 \7 d+ j9 o) q4 c > application. For the business that we do, this approach will yield more
W. o2 q o$ r0 k |# {; } > sales based on the same product and approval. We are interested in the
# M3 S) b' E2 D4 y4 P9 f D > following specifications:
4 ]: h, X2 K7 D >
- {8 W2 `8 f0 n2 z5 `$ }> - 2 inputs at the Transmitter with three possibilities;
3 H7 \6 M+ n9 z# m > 2 analog
, ~% S* |7 k9 ~5 h7 H) a, l > 2 digital
. O- p: B% _4 a0 y0 c) t' Y! D) V > 1 analog and 1 digital
/ d4 S7 B; s) u7 ~, ]* T >
6 G$ @4 m* ^6 s, g9 `% y> - 2 outputs at the Receiver with three possibilities to match inputs
1 L( c# t- Z( z5 F>
% U9 d' s ^" [: z0 F) g> - Ability to configure/define analog Transmitter input ranges through
& ~* R5 \: D" y7 `1 ?6 [1 z: R> simple programming method to correspond with full-range analog Receiver
# j6 J1 |4 p" e( G" F: K, z s > outputs (0 - full voltage).
* r7 h) j( D7 B/ F0 Z>
9 R1 o7 K8 n3 G6 L1 } > - Ability to configure and set sample rates for the inputs.
( i2 c/ O$ S. C: S8 X" ~$ _9 ^ >
3 t0 o6 t2 |# Z) Z9 K4 o> - Digital output on Transmitter that turns on during the sampling period.
4 ]/ h. b' T3 d6 s >
3 V% P7 L. z/ d1 B" J- m > - Ability to configure a power saving Sleep Mode in the Transmitter by
0 I+ i- n9 X2 F$ P > both software control and input hardware control.
( [- G" D, B: A; e. [/ t6 ^ >
9 Z7 j; b& ~) w9 W9 {6 H/ ~> In order to configure the units, we would need a way to make the
% I0 g% K# ~7 `9 N0 ]- X > settings. This would preferably be from a computer terminal so that
! b+ l; }7 {6 _' [& I0 K> configurations can be saved or easily duplicated for production volumes.
" s) K) Y! }4 R> The units should be small and compact with shielding, and able to mount
9 s: r: t2 q5 O% }* j3 ~. u> to a printed circuit board with header connector.
) M5 b2 z1 H( M+ x>
; Z. K. V8 g$ i( W! g4 j0 b > At this time, we are interested in samples of a pair of modems that
* b! \8 m" r5 }$ t5 z> might be similar to this proposed system. We do not expect that you
/ D' v1 f; G4 _9 M* V! e0 T > provide all of these specifications at this time. I can describe our
" R8 L: O( m% A5 X0 Z( `) [3 Q> immediate application needs in the next email if this project is of
/ X( K# p( g* [ > interest to you. Perhaps you can make the samples by those
/ `% A) h k# _" l$ b8 f1 S> specifications. This will allow us to test your radios before we move
% G& R7 N1 w; r- w. @6 c > forward. We are interested in your 900MHz radio to start.
: X" T$ Z- V& o8 }! ?0 a6 n- @
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