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客户要求如下，如果哪家工厂可以做，请和我联系
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> 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.
5 ?; T/ ]: e- S& T# o> Therefore, we would like to be able to configure the units to a specific
9 Z# E/ k: g; ~> 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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>
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> - 2 inputs at the Transmitter with three possibilities;
8 z9 M, |# J% z% L1 }> 2 analog
' c; a, m+ X% Z2 `3 g7 ~7 f> 2 digital
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> 1 analog and 1 digital
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>
/ k8 |, c/ {" _- o9 h> - 2 outputs at the Receiver with three possibilities to match inputs
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> - Ability to configure/define analog Transmitter input ranges through
& C7 d) G$ A) \. u% }! r! j> simple programming method to correspond with full-range analog Receiver
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> outputs (0 - full voltage).
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>
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> - Ability to configure and set sample rates for the inputs.
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>
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> - Digital output on Transmitter that turns on during the sampling period.
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, g0 B7 p- {% J) U% z( }, M> - Ability to configure a power saving Sleep Mode in the Transmitter by
- \) s$ L9 O) m3 K1 y9 _> both software control and input hardware control.
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: q, H" i, {. i> In order to configure the units, we would need a way to make the
7 A. Y' ~3 i m1 p4 E> settings. This would preferably be from a computer terminal so that
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> configurations can be saved or easily duplicated for production volumes.
! Q+ W- b- c6 [$ D' d' p" F> The units should be small and compact with shielding, and able to mount
( D9 I8 p9 A5 r- y6 v> to a printed circuit board with header connector.
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>
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> At this time, we are interested in samples of a pair of modems that
! p& H0 d" o1 ~- z0 n> 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
, L1 `$ G8 D; X9 K" u, B> immediate application needs in the next email if this project is of
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> interest to you. Perhaps you can make the samples by those
# |! i1 ]8 g& r+ i1 N8 g) ]> 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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