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客户要求如下，如果哪家工厂可以做，请和我联系
. Z: F" e' s4 Q' F> The application that we have in mind is similar to others that we commonly
3 \$ L6 {5 y& Y/ ?> have. If we were to pay for FCC approval, we would want to use the modem
/ v$ c5 z) q3 h9 t. f2 r> units in all similar applications under the same approval number.
) s u! }1 r3 [3 O> Therefore, we would like to be able to configure the units to a specific
3 r, o0 c- _1 ]# z# X> application. For the business that we do, this approach will yield more
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> sales based on the same product and approval. We are interested in the
8 Z8 ^0 z* p/ o/ S; J> following specifications:
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> - 2 inputs at the Transmitter with three possibilities;
; A8 b/ q9 v/ x$ }9 h- w- o2 u> 2 analog
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> 2 digital
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> 1 analog and 1 digital
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>
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> - 2 outputs at the Receiver with three possibilities to match inputs
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! C2 t! ]8 x+ j2 N2 _# H+ t> - Ability to configure/define analog Transmitter input ranges through
4 [' V& a m+ Y+ [> simple programming method to correspond with full-range analog Receiver
! o( O% E" m9 t+ S2 r> outputs (0 - full voltage).
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) g! j0 k& ?0 F% `6 q> - Ability to configure and set sample rates for the inputs.
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8 |/ Q) W1 u0 r# V2 C> - Digital output on Transmitter that turns on during the sampling period.
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' j* N7 n$ k9 d: s# p* X+ R> - Ability to configure a power saving Sleep Mode in the Transmitter by
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> both software control and input hardware control.
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7 W+ ] R8 }1 J* l0 t> In order to configure the units, we would need a way to make the
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> settings. This would preferably be from a computer terminal so that
+ `* c! G: }- O$ U# S8 L> configurations can be saved or easily duplicated for production volumes.
% a& ?; J5 s: }8 a+ x7 I> The units should be small and compact with shielding, and able to mount
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> to a printed circuit board with header connector.
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>
1 M4 P' @$ S# \2 r/ p9 t0 s$ v> At this time, we are interested in samples of a pair of modems that
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> might be similar to this proposed system. We do not expect that you
* d$ w4 o( A/ Z! I1 g# u% Z> provide all of these specifications at this time. I can describe our
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> immediate application needs in the next email if this project is of
. O. a+ W: x8 }* k0 F8 V. T: h> interest to you. Perhaps you can make the samples by those
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> specifications. This will allow us to test your radios before we move
8 W0 K0 `, o2 w6 G2 j+ O L A1 K* _> forward. We are interested in your 900MHz radio to start.
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发表于 2007-5-27 20:29:37
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