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2 i& W5 e% Q$ X8 o# C$ a! `客户要求如下，如果哪家工厂可以做，请和我联系
0 {; \3 t; l5 b> The application that we have in mind is similar to others that we commonly
: t- q1 ^) F; o8 \0 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.
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> Therefore, we would like to be able to configure the units to a specific
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> application. For the business that we do, this approach will yield more
! ?/ t; n! P) a6 a/ t; @2 H) t( C$ c> sales based on the same product and approval. We are interested in the
: R4 v% x* E/ T# j9 K> following specifications:
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>
# Y3 x* m G* g- y2 ~> - 2 inputs at the Transmitter with three possibilities;
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> 2 analog
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> 2 digital
+ {1 m1 `) l' C6 j> 1 analog and 1 digital
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>
- T# C5 h3 V6 }1 G+ T> - 2 outputs at the Receiver with three possibilities to match inputs
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> - Ability to configure/define analog Transmitter input ranges through
. N# c5 \) l; c8 L& c4 S+ m> simple programming method to correspond with full-range analog Receiver
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> outputs (0 - full voltage).
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>
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> - Ability to configure and set sample rates for the inputs.
3 H# w& d1 i( N6 ^; h) p$ e>
' o% N& L3 {6 n0 b; Z2 `% g" C1 v> - Digital output on Transmitter that turns on during the sampling period.
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>
2 u/ z, n7 J, Q5 ?% {> - 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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, G- T* U1 h: u, |7 y7 ]> In order to configure the units, we would need a way to make the
. v' t+ z, a/ U) u" V; O> 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 F7 j+ o* m9 k8 I4 C> The units should be small and compact with shielding, and able to mount
8 g3 J7 @2 G/ ?0 l, V> to a printed circuit board with header connector.
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! R* ~5 v) h- s5 ^> 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
* \5 _+ U9 m- G& @$ i( E$ 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
5 \' }( }* b; L2 G) O> interest to you. Perhaps you can make the samples by those
# Y k0 o! r* R, \7 C> specifications. This will allow us to test your radios before we move
- N. H4 G8 W9 ^3 ]5 F; m9 Y0 g> 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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