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9 Y! N2 w& O8 E6 ~/ Q! x U客户要求如下,如果哪家工厂可以做,请和我联系 3 _( Y* F. L/ j) H- m2 M
> The application that we have in mind is similar to others that we commonly 6 D9 _% x' H7 }
> have. If we were to pay for FCC approval, we would want to use the modem
* J; ~2 n; N, m4 }+ D> units in all similar applications under the same approval number. 0 @. D; h/ e j+ G0 U e7 i1 _
> Therefore, we would like to be able to configure the units to a specific
" q) D: ~- [/ z5 z$ G* W5 {& n> application. For the business that we do, this approach will yield more 6 n! d7 j. T/ g$ k
> sales based on the same product and approval. We are interested in the 5 E# I v4 v6 ?0 w* r
> following specifications:
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; z* _, \7 M4 z/ O> - 2 inputs at the Transmitter with three possibilities;
, |( ?, ^' o1 D* e1 k5 ?8 |> 2 analog
: y+ l- ~( b' w/ \1 E> 2 digital
* a0 k" `* {$ ]3 [( W> 1 analog and 1 digital
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: Y7 i% R, |4 y2 g> - 2 outputs at the Receiver with three possibilities to match inputs 1 h' L) g( l- J$ L# F K" ]& s4 m
>
5 i8 I3 T% N5 ~> - Ability to configure/define analog Transmitter input ranges through
+ F0 n2 X# o5 F$ U) x( L> simple programming method to correspond with full-range analog Receiver 2 H) Z& X8 O+ l1 R
> outputs (0 - full voltage). ' l3 N+ F9 ?* g% r& S
> - X4 b3 F: g3 P3 P3 C( O2 L, `
> - Ability to configure and set sample rates for the inputs. : H" q' u7 q; _
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> - Digital output on Transmitter that turns on during the sampling period.
+ B1 h6 C6 r- o2 _> 1 d/ J: v; [+ R1 r1 S+ X6 H
> - Ability to configure a power saving Sleep Mode in the Transmitter by % H! p& N4 a! Z) h7 g5 g
> 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 6 n4 b3 _; Z* j" T
> settings. This would preferably be from a computer terminal so that
' h( S3 \, Z2 p6 l5 L" Q; p> configurations can be saved or easily duplicated for production volumes. * A6 ~" T8 f' S
> The units should be small and compact with shielding, and able to mount & T: n: ] {; N1 q
> to a printed circuit board with header connector.
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> At this time, we are interested in samples of a pair of modems that
7 K2 l% M, S, h' ~" [1 D2 S0 F> might be similar to this proposed system. We do not expect that you ; S$ ^- K& S, a( M. S& U3 p
> provide all of these specifications at this time. I can describe our ; U* S/ P( Y8 j, _( W; m
> immediate application needs in the next email if this project is of
' z5 |3 J6 c Q> interest to you. Perhaps you can make the samples by those / O. p0 o: ^. H2 k
> specifications. This will allow us to test your radios before we move 0 R1 d( P2 ?9 Z' N5 O; w: i7 o: ^) n
> forward. We are interested in your 900MHz radio to start. ) M: t7 i6 L# x: Q
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