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$ j b! t( \' m' W0 {! h客户要求如下，如果哪家工厂可以做，请和我联系
. M$ y, W' f% W n9 R> 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
z5 n' d/ t; W. Q K/ \% H4 ]; D1 o$ h> units in all similar applications under the same approval number.
/ [2 L. [& v" Y. H8 X# G> Therefore, we would like to be able to configure the units to a specific
; k4 P7 \+ r2 a% E2 w0 z> 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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> - 2 inputs at the Transmitter with three possibilities;
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> 2 analog
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> 2 digital
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> 1 analog and 1 digital
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>
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> - 2 outputs at the Receiver with three possibilities to match inputs
8 T- l, C6 @) p4 [6 x>
* v1 P3 B7 P8 d' N) S% R> - Ability to configure/define analog Transmitter input ranges through
+ `0 f" ]4 y: m; L> simple programming method to correspond with full-range analog Receiver
) z# Z2 V$ }( I, o> 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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>
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> - 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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>
: x1 w5 Q; o5 C+ K' b> 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
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> configurations can be saved or easily duplicated for production volumes.
3 Q. c5 [' Q7 h$ T> The units should be small and compact with shielding, and able to mount
( u8 b" a! a& W) f; f9 y> to a printed circuit board with header connector.
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> At this time, we are interested in samples of a pair of modems that
# L/ N4 |" n/ l( S' G9 \> might be similar to this proposed system. We do not expect that you
* D* s9 a7 p5 O, K- l* u3 Z3 P) l> provide all of these specifications at this time. I can describe our
# v& G& s8 ]- c> immediate application needs in the next email if this project is of
Q( q M2 Z& X( z/ e7 w5 O/ w> interest to you. Perhaps you can make the samples by those
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> 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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