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客户要求如下,如果哪家工厂可以做,请和我联系 $ y- t: p+ G$ @( n: q% a' |0 B- N
> The application that we have in mind is similar to others that we commonly + ^5 |( F" J5 z0 M" h& T
> have. If we were to pay for FCC approval, we would want to use the modem 0 \9 X' R; {* L& e
> units in all similar applications under the same approval number. V8 _ r8 U+ N8 i
> Therefore, we would like to be able to configure the units to a specific
?4 A2 z# G Y& f; J> application. For the business that we do, this approach will yield more . i+ _( M" t. T4 b
> sales based on the same product and approval. We are interested in the 7 f' O7 [" B7 q H- P
> following specifications:
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> - 2 inputs at the Transmitter with three possibilities; 7 w8 Q9 X+ e% v( O& }
> 2 analog 8 z" v6 l' U/ l- j
> 2 digital
! G/ [; @" i# Z0 {7 J$ _> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs
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" @2 k9 }2 ~& P: Q> - Ability to configure/define analog Transmitter input ranges through % Z. e3 T! U- `& w- r8 r; o1 Y3 M! A
> simple programming method to correspond with full-range analog Receiver
4 G( I: m! s. z- g& W$ P> outputs (0 - full voltage). 1 _& n6 }6 i' a& A+ S) ]1 {0 t2 l
> ( r) `. |. t6 I ? K" k: \, C# W
> - Ability to configure and set sample rates for the inputs. 3 S) [7 ]( A1 e+ c
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> - Digital output on Transmitter that turns on during the sampling period. ! i( k( Y, \* c
>
, u5 t- T6 ~. w. ~& l h8 I0 T; I% a> - Ability to configure a power saving Sleep Mode in the Transmitter by
2 U0 d; |8 A* b" ^7 h; ~* l> both software control and input hardware control. 0 Y9 c' K/ D, R* S1 b6 U: a
>
$ Z G$ X3 r/ j7 `) z$ C> In order to configure the units, we would need a way to make the 1 |9 z9 Z. I4 U
> settings. This would preferably be from a computer terminal so that : d6 |5 I0 T5 ?+ O+ G% S9 C
> configurations can be saved or easily duplicated for production volumes.
$ `& f' ^/ k: Z2 o: G" P8 U> The units should be small and compact with shielding, and able to mount
* U- j5 [) e7 V. @" y8 V; B+ L1 L> to a printed circuit board with header connector.
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( c0 U/ |/ \0 q8 r> At this time, we are interested in samples of a pair of modems that % G4 R v4 }1 ~" q9 Y6 y! a0 x+ C
> might be similar to this proposed system. We do not expect that you
, s5 G; X$ u+ u7 _ l: z> provide all of these specifications at this time. I can describe our
0 X: P z* l, r' L: c3 S> immediate application needs in the next email if this project is of & q% Z- {( k( [' E! S F( n
> interest to you. Perhaps you can make the samples by those
; R+ k% v# m" ?5 s& \ P> specifications. This will allow us to test your radios before we move % t9 O3 q1 H% T: E( g0 l
> forward. We are interested in your 900MHz radio to start. # }$ W2 v; D1 w2 J
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