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- I3 h E; R% n1 `! T! p) M客户要求如下，如果哪家工厂可以做，请和我联系
; o( b& f7 \- U9 Y8 U$ |0 S( M( \> 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
; w0 j$ M: R' y q5 `> 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
$ I2 U, t# b( f5 H: x9 P> following specifications:
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>
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> - 2 inputs at the Transmitter with three possibilities;
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> 2 analog
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> 2 digital
7 M2 v0 n. B( @# N% v& Q' d/ x* U> 1 analog and 1 digital
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>
8 E4 A) l: ^& {1 a, ?; f; m/ O> - 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
! X% G' W- v1 {8 Z; h7 k> outputs (0 - full voltage).
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* B. @( ?; `& ]3 N# N& b w5 |8 U> - Ability to configure and set sample rates for the inputs.
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1 t4 a: r, t: k6 l! X> - Digital output on Transmitter that turns on during the sampling period.
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>
7 u! `! j4 ]; ?> - 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
$ r) O! o/ q0 O% X( _, y> settings. This would preferably be from a computer terminal so that
0 f; N- Y( z+ [+ a0 ?> configurations can be saved or easily duplicated for production volumes.
0 c3 W" E4 k6 a$ m, ?' q> The units should be small and compact with shielding, and able to mount
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> to a printed circuit board with header connector.
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>
* _. c1 [& Y( Y3 b> 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
8 T1 n$ @6 O& s( }, {> 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
0 E. u2 B% E/ N; Q> specifications. This will allow us to test your radios before we move
7 M5 P8 \, J' E> 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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