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( R6 s( ~' d& z! H% K" Z客户要求如下,如果哪家工厂可以做,请和我联系
& x( U/ c: A7 y2 a> The application that we have in mind is similar to others that we commonly
; u( l; h/ W6 Y' N0 ]' N> have. If we were to pay for FCC approval, we would want to use the modem
3 z7 ]. ]+ ? q; \/ C t6 A$ s> units in all similar applications under the same approval number.
( W) s: D$ e k> Therefore, we would like to be able to configure the units to a specific
3 ^) Q1 x# p) X+ [; k> application. For the business that we do, this approach will yield more 1 o# O; F H, E
> sales based on the same product and approval. We are interested in the
1 d7 O0 }& Z( y5 C1 B. L8 n> following specifications:
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> - 2 inputs at the Transmitter with three possibilities;
( A" j5 y) h; H$ W8 ]1 J> 2 analog
2 z' v% W+ ?% v: I' z2 N& m. m! ~> 2 digital
# }% F# u6 O/ f- G: B> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs ; \- i6 _1 L# {7 w' F0 B9 ^8 x
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> - Ability to configure/define analog Transmitter input ranges through ! v7 ]" C6 W( c6 E6 c4 ~$ T8 [
> simple programming method to correspond with full-range analog Receiver
$ C; Z" v5 D D( l7 W& X5 X> outputs (0 - full voltage). * ]5 Y! o3 t# ~! d
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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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> - Ability to configure a power saving Sleep Mode in the Transmitter by ; A. S) q; b0 W
> 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 1 H ?% y0 ]2 q# r( R! {% d
> settings. This would preferably be from a computer terminal so that . Q7 d6 [# I( z+ V2 [* y, {7 @5 I8 L
> configurations can be saved or easily duplicated for production volumes. , N# x7 T- u2 a/ E5 d: E1 t7 c2 ^! v
> The units should be small and compact with shielding, and able to mount * o% J% d9 V8 ?" @+ z( \
> to a printed circuit board with header connector. 2 y& @3 l9 M J0 T7 {
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> At this time, we are interested in samples of a pair of modems that
- _* m b( f: T4 t3 j1 D> might be similar to this proposed system. We do not expect that you $ W: M" f; \; @
> provide all of these specifications at this time. I can describe our
( r$ x# ~- ]" a9 F> immediate application needs in the next email if this project is of 4 G! @/ {9 p( L8 g: g# J, c
> interest to you. Perhaps you can make the samples by those ) B" w6 c7 ~; _# k0 D
> specifications. This will allow us to test your radios before we move
! M7 P- ~9 [5 y' x; ^2 u+ C> forward. We are interested in your 900MHz radio to start.
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