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客户要求如下,如果哪家工厂可以做,请和我联系
, a7 _9 i9 _- p3 {> The application that we have in mind is similar to others that we commonly & Z( V8 S) ~& D& O) |1 W) L2 s
> have. If we were to pay for FCC approval, we would want to use the modem
; H! ~, t8 ~- O! d8 f( E> units in all similar applications under the same approval number.
$ G5 a6 N# y8 \: h' z% U/ O> Therefore, we would like to be able to configure the units to a specific
9 G U# q/ e$ Y2 U) u/ O> application. For the business that we do, this approach will yield more
3 K6 { z1 _: W/ \' ~> sales based on the same product and approval. We are interested in the 4 v8 r9 m/ [1 o! _2 H: V2 ~
> following specifications: 8 t3 Y2 T1 y5 N* Z8 x( M3 O
>
7 o; R0 }; I$ [: Q> - 2 inputs at the Transmitter with three possibilities; " ]4 ^! h7 Q( G. `% r+ Z
> 2 analog
* M0 C Q6 J5 G( e; F: D> 2 digital
8 m( |7 A, `: p& D> 1 analog and 1 digital 2 s8 X+ K. R3 A
>
" ]- X7 m6 }& X6 I> - 2 outputs at the Receiver with three possibilities to match inputs # }8 F) Z7 `* f1 ~, e" Q
>
5 f2 J' z8 r! Q. n2 Y# w8 E& t/ t> - Ability to configure/define analog Transmitter input ranges through 2 F; o+ F3 \) y5 u0 L0 n
> simple programming method to correspond with full-range analog Receiver
7 e# ~3 N1 o: \9 ^, q> outputs (0 - full voltage). . ^1 t0 {0 m t" ?) k/ t9 C/ _
>
, X- d0 g/ }. A; U> - Ability to configure and set sample rates for the inputs. : [% e1 G2 K' G! }3 [* y1 Y
>
" U2 F6 X# s/ i% q8 t) P [> - Digital output on Transmitter that turns on during the sampling period. ; e O9 T# N$ `# E) \
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> - Ability to configure a power saving Sleep Mode in the Transmitter by
7 t8 }+ c! H/ ]> both software control and input hardware control. , A5 `9 a/ {2 c3 w- i
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> In order to configure the units, we would need a way to make the
( I' V3 K# U% n7 g) O> settings. This would preferably be from a computer terminal so that
! t2 ?1 o% ~: M2 d5 D" Q> configurations can be saved or easily duplicated for production volumes. & X+ G( n) A: f; o
> The units should be small and compact with shielding, and able to mount $ O8 e8 [: a0 l; P6 k7 H
> to a printed circuit board with header connector.
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c; h3 V f# i; o) }> At this time, we are interested in samples of a pair of modems that
2 C s1 M5 L& b& G- f0 {$ q' |% H> might be similar to this proposed system. We do not expect that you
8 |" w% C+ a; s/ i> provide all of these specifications at this time. I can describe our
. l' e7 @# S* K: O> immediate application needs in the next email if this project is of
6 ]& O4 r; T0 @> interest to you. Perhaps you can make the samples by those
1 K! k# {+ @% p. L f> specifications. This will allow us to test your radios before we move
2 w# o. \9 @- |4 }$ g' q> forward. We are interested in your 900MHz radio to start. 4 K) t8 x0 ^' K+ R# P1 V/ \
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