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% ]/ P" ^- h. p% [客户要求如下，如果哪家工厂可以做，请和我联系
& C+ M- Q7 S% M+ n( P( H1 R* w> The application that we have in mind is similar to others that we commonly
! l: P n. C! D# D4 h8 J" H# D> have. If we were to pay for FCC approval, we would want to use the modem
/ A* n) ~0 o* \: I. C> units in all similar applications under the same approval number.
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> Therefore, we would like to be able to configure the units to a specific
0 \8 O! L* Y! B> 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
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> following specifications:
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> - 2 inputs at the Transmitter with three possibilities;
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> 2 analog
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> 2 digital
' A# l5 ~; U+ A7 u- c4 j> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs
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>
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> - Ability to configure/define analog Transmitter input ranges through
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> simple programming method to correspond with full-range analog Receiver
0 K: H$ u, A/ K. u4 L- q; w& }) f> outputs (0 - full voltage).
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> - Ability to configure and set sample rates for the inputs.
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> - Digital output on Transmitter that turns on during the sampling period.
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> - 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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>
i4 \' S/ ?/ P> In order to configure the units, we would need a way to make the
3 r$ ]7 s; d2 e* I) e5 w6 Q> settings. This would preferably be from a computer terminal so that
6 N# D; h% U9 }- Q! l> configurations can be saved or easily duplicated for production volumes.
1 i# R/ H) b% L& y: |> The units should be small and compact with shielding, and able to mount
4 W/ F4 g# {! T> to a printed circuit board with header connector.
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/ E( q4 W8 s/ z( N& ]2 v l; d> At this time, we are interested in samples of a pair of modems that
( m: y" ]1 l/ C$ e" M) K1 ^' x/ A> might be similar to this proposed system. We do not expect that you
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> 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
2 |; W& Z# m4 \0 M$ P6 \& D1 i3 f> 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
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> 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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