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, @& a8 J1 E! n! n, b8 ?' ^$ {* w. ~客户要求如下,如果哪家工厂可以做,请和我联系 $ f; }& \! z9 I( w- `$ j0 e
> The application that we have in mind is similar to others that we commonly
8 o- X( X5 y3 ?1 ^" a> have. If we were to pay for FCC approval, we would want to use the modem ' x2 y: R+ f |/ c% N* ^0 v2 K# \) I
> units in all similar applications under the same approval number. , R, w3 g+ w' p" h8 P. a: V% F* m
> Therefore, we would like to be able to configure the units to a specific
1 p* N w; u3 r> application. For the business that we do, this approach will yield more
* Z' a8 Q& k6 Y2 y( ^/ T. E> sales based on the same product and approval. We are interested in the 2 e7 p% v6 P' ?+ H% [3 C
> following specifications: & Z+ D+ O" `2 s% U5 L. [2 l& m
>
5 M6 u6 W+ J! E! T2 V/ w5 h> - 2 inputs at the Transmitter with three possibilities; & m) A$ `1 d# w' G* R& ~% t
> 2 analog 8 G- {. @" b8 ?- k* b% K; e$ L
> 2 digital : V% Q. k; [7 ^! i* g& l. Q
> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs " J! T% ~ L7 F$ G! e
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> - Ability to configure/define analog Transmitter input ranges through
: N. ^ z- ^) ?; X% r. h% M+ Y0 }> simple programming method to correspond with full-range analog Receiver . R5 C+ q6 T% R7 v
> outputs (0 - full voltage).
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" d& g. H% N8 r4 g- i5 E> - 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
9 R! T4 k( k3 q+ E$ P. N t> both software control and input hardware control.
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% G l" }! R! P' n8 w" q4 w> In order to configure the units, we would need a way to make the
- q* f/ p+ w' I> settings. This would preferably be from a computer terminal so that 0 }9 h B2 n$ M
> configurations can be saved or easily duplicated for production volumes.
J8 v g6 O9 L8 Z! s+ b) v> The units should be small and compact with shielding, and able to mount # d) S; @- v# x0 ^; j7 \
> to a printed circuit board with header connector.
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$ ^1 X. Q" I' n5 z% H5 k> At this time, we are interested in samples of a pair of modems that 1 ~7 d, M9 d3 G% {
> might be similar to this proposed system. We do not expect that you ! h: s8 M* [( A2 i r% `
> provide all of these specifications at this time. I can describe our : a' f( {3 n0 R
> immediate application needs in the next email if this project is of b6 f& p( f% a1 k$ D
> interest to you. Perhaps you can make the samples by those
$ _9 _3 K4 \5 a9 n2 U/ p1 D, @> specifications. This will allow us to test your radios before we move 2 \( [% U/ C- Y0 f4 p C3 b( q
> forward. We are interested in your 900MHz radio to start.
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