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$ h1 [/ m: K5 O! o; e' ` K客户要求如下，如果哪家工厂可以做，请和我联系
' V$ j) |& I' S( i+ e6 x> The application that we have in mind is similar to others that we commonly
& f' s6 H. {5 c9 R. d. l1 D' I> 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.
0 f& X" P @2 U! W X. o! I> Therefore, we would like to be able to configure the units to a specific
: G9 ^; `; _" q! {> application. For the business that we do, this approach will yield more
8 F% V+ T3 e7 v0 M% X# u* h( p> sales based on the same product and approval. We are interested in the
( n" L- G. @$ M' _! Q. W2 @+ @> following specifications:
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>
1 A$ S: H/ _; j- w; d& r9 G> - 2 inputs at the Transmitter with three possibilities;
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> 2 analog
2 H( \6 i8 w {5 }& [5 L1 ]" b> 2 digital
1 Y: w9 t3 A) Q, o; `* n6 N p> 1 analog and 1 digital
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>
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> - 2 outputs at the Receiver with three possibilities to match inputs
6 {' v" v1 o. q7 G2 L7 x>
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> - Ability to configure/define analog Transmitter input ranges through
+ ]/ v8 K$ W% N8 ^/ }> simple programming method to correspond with full-range analog Receiver
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> outputs (0 - full voltage).
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$ e3 [4 n9 [7 j2 F- ^> - Ability to configure and set sample rates for the inputs.
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, e1 p' `' e# K$ e2 h6 f> - Digital output on Transmitter that turns on during the sampling period.
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5 X T/ `3 ~1 C5 [' b> - 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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! h9 ?7 s: J4 p$ U" _/ ]4 e( N> In order to configure the units, we would need a way to make the
p7 i$ `" ~8 _> 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.
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> The units should be small and compact with shielding, and able to mount
- c9 \1 ~( b+ P> 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
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> might be similar to this proposed system. We do not expect that you
: B& ~/ r( P6 _4 l> 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
: Y4 h$ C' M" c( x6 n# X> interest to you. Perhaps you can make the samples by those
7 U' e# B3 P$ H. g6 g; m> 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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