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& F% r" U9 c' B3 j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
6 x, t; |& D( k+ W1 C. x h> 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
+ y! ]3 W3 k/ a+ P> application. For the business that we do, this approach will yield more
6 y; N, m* i- I8 Z> sales based on the same product and approval. We are interested in the
) y5 ]* r4 G* o! C> 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
, W& e' n5 T' c& A> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs
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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
4 s9 a: Q! o* S9 C$ u5 H> 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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>
& z7 r' x* ]2 `- ]: [> - 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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- N8 j( B8 x6 f' V9 @" K> In order to configure the units, we would need a way to make the
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> settings. This would preferably be from a computer terminal so that
5 b3 |3 G- }2 m ?> configurations can be saved or easily duplicated for production volumes.
- P& w3 I" ]2 a+ m5 l: B: |% h Z+ i> 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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>
" b+ v# S3 G# g> 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
u, s) o3 ?. R' c> 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
c, g) c3 G) ~! Q+ a1 Z> 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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