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客户要求如下，如果哪家工厂可以做，请和我联系
9 |. f3 W( L' j; b> The application that we have in mind is similar to others that we commonly
$ g0 D( L, Y; y2 k; r> have. If we were to pay for FCC approval, we would want to use the modem
8 M ]0 ^7 t7 h/ w* O7 \4 |> 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
z# P O, S4 d9 j* ?! j) J0 p> application. For the business that we do, this approach will yield more
0 @3 N& }2 K) H> 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
! C, X: z2 J y> 2 digital
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> 1 analog and 1 digital
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, y* H a' M0 P/ N! }/ e h8 Y> - 2 outputs at the Receiver with three possibilities to match inputs
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# I7 q7 M+ Q: h5 _> - Ability to configure/define analog Transmitter input ranges through
4 X6 E4 p* t. F, G g4 L> simple programming method to correspond with full-range analog Receiver
0 P3 [! X; q" |5 U8 x7 u. i3 m. @+ z> outputs (0 - full voltage).
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> - Ability to configure and set sample rates for the inputs.
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$ L1 P( `. J8 b" b" H. }> - Digital output on Transmitter that turns on during the sampling period.
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>
1 X- {' y3 r( e% N, i4 W> - 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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> In order to configure the units, we would need a way to make the
2 y: G4 `/ c( v, Z; c7 {( N> 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.
1 U& f: B' ]( L7 x> The units should be small and compact with shielding, and able to mount
- i5 m% F) c( n" [. t. c) X$ R> to a printed circuit board with header connector.
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2 `- z* M1 ~2 w. v2 h7 P1 H> 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
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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
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> interest to you. Perhaps you can make the samples by those
) K @* [/ Z# o* M4 o# ~! n> specifications. This will allow us to test your radios before we move
' l( |9 V+ j) S! I> 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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