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9 `3 p t6 @0 K/ r% R+ T客户要求如下,如果哪家工厂可以做,请和我联系 1 V, i2 x6 M. x; u; E/ T7 H# _
> The application that we have in mind is similar to others that we commonly - [; L, T6 s1 {8 K4 o, c
> have. If we were to pay for FCC approval, we would want to use the modem
2 t) X8 k' _4 b4 v' j9 M> units in all similar applications under the same approval number. 1 F+ t- V. @/ L. w1 t
> Therefore, we would like to be able to configure the units to a specific : Y) i: K& q E+ Y3 o0 H
> application. For the business that we do, this approach will yield more 6 |8 |# ]; z* d1 t
> sales based on the same product and approval. We are interested in the + H( r; ^. A, F, e8 S' N8 c
> following specifications:
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> - 2 inputs at the Transmitter with three possibilities; " ?) f- Y4 o6 ]/ E
> 2 analog
! v: C- P( I% Z> 2 digital
! x4 V6 z( I( u% T* f5 w( n; \) _> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs
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- Q# ?. n3 @; K+ I> - Ability to configure/define analog Transmitter input ranges through - p9 q: S1 M4 R" g4 L W
> simple programming method to correspond with full-range analog Receiver 3 k! T" }7 ]3 k) q; |7 p( r
> outputs (0 - full voltage). 2 g5 H' R6 @; o/ B) s; q% \2 V
>
! A$ I, Y e6 Z0 @4 w1 F> - 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. 6 ]8 G3 J/ P5 Y8 b
> ) H( j& r: c+ h1 H1 P& v! s3 K
> - Ability to configure a power saving Sleep Mode in the Transmitter by
- G; x- B6 |* Y4 g3 i9 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 5 ~, s1 e8 V4 @. ~7 \
> settings. This would preferably be from a computer terminal so that
8 O- t( X* x, E2 N& Q& q> configurations can be saved or easily duplicated for production volumes.
8 s" W3 ]3 E! s) T* n9 L- Y1 s> The units should be small and compact with shielding, and able to mount : D0 ^5 o+ M0 U% p" k
> to a printed circuit board with header connector. , M) p. }* f. U# F( ~2 }: Q# @
>
8 |" F2 _ g0 ?0 }, M> At this time, we are interested in samples of a pair of modems that
( W. K& }+ i" n- n( l5 Z> might be similar to this proposed system. We do not expect that you 8 G$ E, U, J" r+ D) B
> provide all of these specifications at this time. I can describe our
5 x' W# T4 [8 ~. X7 v> immediate application needs in the next email if this project is of ) i5 C" ?: `- ~& w6 E9 A
> interest to you. Perhaps you can make the samples by those % ~# T# |' ]; e2 d1 x: f
> specifications. This will allow us to test your radios before we move " h Y2 {( {( q" N
> forward. We are interested in your 900MHz radio to start.
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