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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

. r Q- f- u$ R' W/ Q) @. g 客户要求如下,如果哪家工厂可以做,请和我联系
5 z: \- H& t/ X2 x/ m- ?0 R0 O> The application that we have in mind is similar to others that we commonly
! t) v+ I2 V( t4 P: m. _> have. If we were to pay for FCC approval, we would want to use the modem
3 u3 ?& R4 |6 h5 q, C; Z, j4 \5 i5 E> units in all similar applications under the same approval number.
5 N. u) R: x" ~$ J7 g8 j* d# a > Therefore, we would like to be able to configure the units to a specific
( u/ C" i7 L! m" s" T+ a$ D> application. For the business that we do, this approach will yield more
' q0 A/ ^5 v8 i; V6 s> sales based on the same product and approval. We are interested in the
) n4 I7 G3 ^ F4 O> following specifications:
7 x, {1 o/ ]9 ~" b$ ^>
% y5 o1 |8 }) K> - 2 inputs at the Transmitter with three possibilities;
- H2 ~; |! g& e' [ > 2 analog
5 Z8 T; _/ T5 l0 U! k. {8 r > 2 digital
# J; g0 V% T' q+ w( X > 1 analog and 1 digital
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! ?. ]/ C6 T9 }' W > - 2 outputs at the Receiver with three possibilities to match inputs
" s1 y1 U0 @& ?>
7 V0 ~: G) v W' e# I9 M* b > - Ability to configure/define analog Transmitter input ranges through
, O. L3 K- d$ v6 H) P6 G7 p' J' n> simple programming method to correspond with full-range analog Receiver
6 k6 E0 F4 F- j3 w& K$ q > outputs (0 - full voltage).
1 Z2 n4 ^& ] W3 P$ C/ t, t>
, {6 W8 ]! o9 e( z/ y> - Ability to configure and set sample rates for the inputs.
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1 k6 Q0 Y- S: { C) ~1 s > - Digital output on Transmitter that turns on during the sampling period.
% U. C2 Y3 U: u' \! _ >
% S5 R0 I. H8 b > - Ability to configure a power saving Sleep Mode in the Transmitter by
$ ^* H7 l- S& X& X& q2 B+ K> both software control and input hardware control.
) k& h8 Y6 h, `9 h2 ~0 g1 }) t- Z8 c1 j>
* v; n; S. _! Z4 u > In order to configure the units, we would need a way to make the
8 N- x, d- q% w' _& I> settings. This would preferably be from a computer terminal so that
% R$ J; U% S! g; d/ ?6 }4 Q; x > configurations can be saved or easily duplicated for production volumes.
- }! C7 s i& o% `. O> The units should be small and compact with shielding, and able to mount
. b" ?8 A$ K: P# T2 F9 s > to a printed circuit board with header connector.
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: z1 l. Y1 ?: c* ?$ B > At this time, we are interested in samples of a pair of modems that
0 k, Y4 A8 G3 s4 z3 v> might be similar to this proposed system. We do not expect that you
' G( o! d3 ]: d a# Y4 ~ > provide all of these specifications at this time. I can describe our
; B3 q+ f' y Y! x3 f4 O4 V > immediate application needs in the next email if this project is of
W2 V# ~2 e Z) f: b& N% i> interest to you. Perhaps you can make the samples by those
1 R4 L0 H7 V; i9 w> specifications. This will allow us to test your radios before we move
9 N! I2 J0 a* e5 W( U > forward. We are interested in your 900MHz radio to start.
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