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% o9 u) G: `/ g# u0 U) t& p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
, ~( ?. u5 `% I$ z1 X( l% f8 R> have. If we were to pay for FCC approval, we would want to use the modem
( H4 Q6 G6 d- {8 [1 c) [, s0 a> units in all similar applications under the same approval number.
7 \) t% K0 _- p2 a& P> 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
0 d7 Y8 [; n" A$ X9 y W> sales based on the same product and approval. We are interested in the
7 W% m, s3 ~; k0 X> following specifications:
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> - 2 inputs at the Transmitter with three possibilities;
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> 2 analog
5 H/ x$ N9 y( o> 2 digital
+ K+ ?& Z, u) n$ ^3 a( e> 1 analog and 1 digital
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> - 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
( r+ R5 |! h' o/ T8 M> outputs (0 - full voltage).
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>
+ w: y- N; t9 f0 p2 L> - 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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> - 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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>
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> In order to configure the units, we would need a way to make the
. E. t* G/ i3 A> settings. This would preferably be from a computer terminal so that
: v: J3 @8 R7 ~> configurations can be saved or easily duplicated for production volumes.
3 L! Y4 z$ A3 `6 ?> The units should be small and compact with shielding, and able to mount
# a" G0 B' T3 s4 k# X- `0 ~, I+ f> to a printed circuit board with header connector.
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) q' P/ R ^9 ^2 x1 Q y3 N' B> At this time, we are interested in samples of a pair of modems that
7 a6 l/ g0 y: s% y Z6 l: ~: Z> might be similar to this proposed system. We do not expect that you
, }4 t+ ~1 G, q9 l2 Z k; v> 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
1 J3 l) P1 N# k/ f2 a# d0 Q7 I1 g7 w> specifications. This will allow us to test your radios before we move
8 V3 @% z/ Y: h. V> 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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