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7 E" ^, J! \9 A) a! P* z9 y客户要求如下，如果哪家工厂可以做，请和我联系
" u. q7 O2 F! g L9 H" @! Y& X> The application that we have in mind is similar to others that we commonly
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> have. If we were to pay for FCC approval, we would want to use the modem
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> 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
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> application. For the business that we do, this approach will yield more
I% ]! I/ \6 m8 m% R+ ^$ g, ]> sales based on the same product and approval. We are interested in the
, _2 P9 P/ ^/ o& D6 r1 W> 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
# p/ b2 E& ?9 |. O k/ Y> 1 analog and 1 digital
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2 y% y, e" S. R" R> - 2 outputs at the Receiver with three possibilities to match inputs
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>
3 c4 C+ S. _1 K) ]' D0 m> - Ability to configure/define analog Transmitter input ranges through
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> simple programming method to correspond with full-range analog Receiver
) ^4 i9 e1 p4 z6 I+ s; g> 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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x+ p4 Q( p! 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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>
3 \8 L9 A: B. B> In order to configure the units, we would need a way to make the
1 x5 Z$ o2 x: F1 C: l0 y> settings. This would preferably be from a computer terminal so that
' ^7 K3 w0 P* a> configurations can be saved or easily duplicated for production volumes.
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> The units should be small and compact with shielding, and able to mount
: Y+ d3 K; Y+ F: o6 s> to a printed circuit board with header connector.
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>
/ Q$ y& O2 j- V$ @7 H/ X# b> At this time, we are interested in samples of a pair of modems that
7 R' ?' x/ k9 {8 x) p> 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
$ L8 v M3 P3 v> 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
) E: ^9 n2 F' R& {3 _8 t% `- b7 _> 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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