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: V4 G$ z' V3 }8 A. l/ U客户要求如下,如果哪家工厂可以做,请和我联系
4 U) B6 }" E' H, k> The application that we have in mind is similar to others that we commonly # ]6 F% \) k6 K7 w/ D; n' G% M- Q
> have. If we were to pay for FCC approval, we would want to use the modem 1 A4 w1 Q( @) A/ y
> units in all similar applications under the same approval number. + d: g' d% ?/ q/ p+ o. o
> Therefore, we would like to be able to configure the units to a specific - ]1 v( g v; ^* V* s
> application. For the business that we do, this approach will yield more $ E0 h- b3 }# p8 I I" |
> sales based on the same product and approval. We are interested in the
8 r! r8 S# }% t/ q1 }> following specifications:
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> - 2 inputs at the Transmitter with three possibilities;
" x9 A- R, v/ Q/ T+ J, k' X6 d> 2 analog 5 F+ }# ?& v) s" N3 \2 ~+ Z
> 2 digital , V4 I. ?4 C& f/ s+ `3 ` n6 v B4 _
> 1 analog and 1 digital
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9 ~& U; u7 _4 @# n* F. p8 r> - 2 outputs at the Receiver with three possibilities to match inputs
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$ Q: y; x ~$ _. z0 z4 F> - Ability to configure/define analog Transmitter input ranges through
. Z' c* |- |* V, i( N+ Y7 x) n: `4 w8 q> simple programming method to correspond with full-range analog Receiver
' D5 O: W' ^" Q; W0 B6 ?> outputs (0 - full voltage).
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> - Ability to configure and set sample rates for the inputs. # R1 ^" ?; }& |
>
/ ]& _+ {/ a' \> - Digital output on Transmitter that turns on during the sampling period.
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> - Ability to configure a power saving Sleep Mode in the Transmitter by
& J: k4 y6 v) }. {> both software control and input hardware control.
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" b$ H9 g0 O$ y0 a> In order to configure the units, we would need a way to make the 4 p8 {: N) |/ j# T4 ^; _4 t9 _
> settings. This would preferably be from a computer terminal so that 4 H3 U5 l2 i0 |9 M; M
> configurations can be saved or easily duplicated for production volumes. 0 D; W/ `* `/ I2 G4 c
> The units should be small and compact with shielding, and able to mount
3 z+ y0 c/ J) Q* J. h& ]> to a printed circuit board with header connector. " @& h# i# E! R% P k8 w
>
3 P; E( n" @1 e3 C4 Q# |> At this time, we are interested in samples of a pair of modems that
* T+ @' ~7 e4 b& \* b7 y+ k" b> might be similar to this proposed system. We do not expect that you * M7 W, G0 S+ S$ E* |
> provide all of these specifications at this time. I can describe our - H* B$ ^* b) [
> immediate application needs in the next email if this project is of & J4 p$ p% ~4 w# i
> interest to you. Perhaps you can make the samples by those
& v- U1 M* v P0 H! @/ _9 v) N> specifications. This will allow us to test your radios before we move
" J( k- q# X! F> forward. We are interested in your 900MHz radio to start. X6 h% x# x# u( E
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