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* q) S) w# [, Y" a( @: e: [& U) ~客户要求如下,如果哪家工厂可以做,请和我联系
+ ~" j0 M. c" g+ o( P3 Q* B> The application that we have in mind is similar to others that we commonly
1 _$ Q3 k/ f* Q- Z! O' D> have. If we were to pay for FCC approval, we would want to use the modem ! E# P5 E. a) A9 r$ Z
> units in all similar applications under the same approval number. 6 a6 A0 _0 y0 i3 w
> Therefore, we would like to be able to configure the units to a specific 5 f! \' ?5 M# Y, p% ~: T. q
> application. For the business that we do, this approach will yield more
' h7 b1 ^1 V+ {3 |6 N y8 a> sales based on the same product and approval. We are interested in the
8 L5 A: H: N0 c- D% n s+ L> following specifications:
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! W6 D, e/ _" ?1 \8 l> - 2 inputs at the Transmitter with three possibilities; ! D( ^! \( w* O0 e* E' f7 o
> 2 analog
+ a: P0 y9 j5 Y1 {/ x> 2 digital " }4 t6 B K5 K2 U
> 1 analog and 1 digital 2 z# x8 S1 {* s, c1 @$ B5 z. v" ?- n6 X
>
( {# [4 L7 M; ^> - 2 outputs at the Receiver with three possibilities to match inputs 8 Z% G) H! X- ^5 [* q
>
0 ?$ D9 v, B. { o> - Ability to configure/define analog Transmitter input ranges through ; H7 c+ M7 u% k
> simple programming method to correspond with full-range analog Receiver 9 ^. L3 l' P l+ ~! {) d
> outputs (0 - full voltage).
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5 h5 P; ?/ M1 ?* [" ~' ^> - Ability to configure and set sample rates for the inputs. , v/ q y! ?- ]
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> - Digital output on Transmitter that turns on during the sampling period. 5 s5 \2 W) w# ]3 u+ _/ R
>
" M+ h/ v0 O/ R1 X1 r( x" s> - Ability to configure a power saving Sleep Mode in the Transmitter by ( L6 Y- V2 f/ j, b. P
> both software control and input hardware control. , {# q! u8 G5 |7 v
>
: u8 E0 D# e/ f( Q> In order to configure the units, we would need a way to make the & ~9 y$ O# z5 h7 F" G4 Q! j
> settings. This would preferably be from a computer terminal so that 8 y6 Y& M4 C/ H/ j; r R- V
> configurations can be saved or easily duplicated for production volumes. . q+ S0 X% q5 b: O4 |. q
> The units should be small and compact with shielding, and able to mount 7 Q) R- L# ^. ~" B( h6 S- h
> to a printed circuit board with header connector. * d3 [3 E$ q8 |" S4 \0 [' |! B8 Q
>
# s8 `; c& y1 t& x# |$ N> At this time, we are interested in samples of a pair of modems that & o$ c3 N _& l* c3 e) @
> might be similar to this proposed system. We do not expect that you 8 l& n0 M5 _; `. K1 ~
> provide all of these specifications at this time. I can describe our
8 }& ~- {" D$ G* b+ w( p> immediate application needs in the next email if this project is of / U/ c, G. \( n, s L/ q& X9 g3 u E$ R
> interest to you. Perhaps you can make the samples by those 0 N' g* J/ {" A1 {
> specifications. This will allow us to test your radios before we move
2 j/ r2 W3 \& d: U! \7 |- N. P> forward. We are interested in your 900MHz radio to start. % h9 A) q4 ?$ r& o
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