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! F6 v& \/ {7 h2 z$ T- M: E) @3 I客户要求如下,如果哪家工厂可以做,请和我联系 7 J, X. I9 v% L
> The application that we have in mind is similar to others that we commonly
3 H4 o. S7 }3 H" P) T9 h2 Z- X6 o> have. If we were to pay for FCC approval, we would want to use the modem
2 w6 ?1 L. t {# Z) p) Z" v> units in all similar applications under the same approval number.
2 E B" R- F! u3 m) g8 R! B! R> Therefore, we would like to be able to configure the units to a specific 6 y& b! g3 b- g2 n
> application. For the business that we do, this approach will yield more
% z" R/ Q. k0 Q% X* n- S* A" B6 o& _> sales based on the same product and approval. We are interested in the
9 ]+ O1 N( G( a2 ?+ m4 }> following specifications:
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> - 2 inputs at the Transmitter with three possibilities; * ]; Y h. O) w6 S
> 2 analog $ e5 T+ d% m' c% P$ S1 U2 ]
> 2 digital
3 I, O& N- N: Q- L& Y$ k0 G4 b> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs
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> - Ability to configure/define analog Transmitter input ranges through
$ K2 ^9 a& _1 s) [# ~, i/ S> simple programming method to correspond with full-range analog Receiver
5 j0 \% k3 h6 N" I* s> outputs (0 - full voltage). 3 _' o7 ~4 S0 t
>
+ M9 p" ~ Q- W: H0 i! q> - Ability to configure and set sample rates for the inputs. 2 ~! t# D; _' ?. g0 u$ N* k
> + k5 e. C9 L% ?2 O/ f2 Y5 B, G* f
> - Digital output on Transmitter that turns on during the sampling period.
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4 A. x' i& n" ], E. n/ y> - Ability to configure a power saving Sleep Mode in the Transmitter by * i' `* q# ~) J
> 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
0 t; E ^) P# q* H% t# ]. N> settings. This would preferably be from a computer terminal so that & H9 ?6 R" ~' [
> configurations can be saved or easily duplicated for production volumes.
' t2 _% u8 g$ ^' D2 k; Y, I( \, c4 @> The units should be small and compact with shielding, and able to mount
' U4 J! w: n7 m9 s1 H$ {+ E( @> 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 ) ]+ _! u- ?1 Y5 c& v$ I
> might be similar to this proposed system. We do not expect that you # g: @$ V/ I6 l: H' g1 o
> provide all of these specifications at this time. I can describe our
$ P9 m" p# Q1 [. L j7 H7 r) U. P> immediate application needs in the next email if this project is of 2 Q& ?' n5 Z) b
> interest to you. Perhaps you can make the samples by those 8 z( K* s- g' z9 n: _' g. J$ s
> specifications. This will allow us to test your radios before we move
* j( H! F% m$ B> forward. We are interested in your 900MHz radio to start. % O/ E9 J4 A2 m! H6 _. X
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