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客户要求如下,如果哪家工厂可以做,请和我联系 " d" x* a* l3 x
> The application that we have in mind is similar to others that we commonly
0 m) `. I. t& V# E) T6 k1 g( t8 F> have. If we were to pay for FCC approval, we would want to use the modem # X4 Z1 C5 ]. h
> units in all similar applications under the same approval number. * ^2 `6 c5 v* j* m; k
> Therefore, we would like to be able to configure the units to a specific b) J; n2 Y3 b1 u! N5 Y# H& m6 L# ~
> application. For the business that we do, this approach will yield more
9 X E o1 S! C3 B% L> sales based on the same product and approval. We are interested in the " k T& a0 Y2 i3 B- S% E9 @/ o p
> following specifications:
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> - 2 inputs at the Transmitter with three possibilities; $ }- W @. P0 H& g1 N
> 2 analog
" F+ N# W, N% f% ?> 2 digital 0 g2 u, m$ W# J! ]8 |& P
> 1 analog and 1 digital ) n+ x, z0 `) X
>
4 M7 h: f1 ~; k7 a> - 2 outputs at the Receiver with three possibilities to match inputs
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> - Ability to configure/define analog Transmitter input ranges through # |9 v) `/ N; \# ^& d% ~
> simple programming method to correspond with full-range analog Receiver & L& F0 | n. Y0 N& T
> outputs (0 - full voltage). 2 J' C0 i/ p: l& a" y. V
> 3 z2 a6 b A" I1 ?6 }
> - Ability to configure and set sample rates for the inputs. 9 \+ D% Z! ]2 ]& n5 \/ c
>
- U) I. Y! Z+ B2 p, t# z> - Digital output on Transmitter that turns on during the sampling period. $ j) L/ ] g/ @* f" W! q- Y
>
, l1 x$ D) `$ c! s> - Ability to configure a power saving Sleep Mode in the Transmitter by ! R g1 k+ h8 @/ G
> both software control and input hardware control. * l* Z! F( C& B4 V
>
- @0 `* t. P6 b Z: h> In order to configure the units, we would need a way to make the
; G R. _9 V: c$ [8 s> settings. This would preferably be from a computer terminal so that ( i- D; d$ S ]4 m. u- K9 O+ U
> configurations can be saved or easily duplicated for production volumes. 7 t% M9 z8 n9 x: w" k P
> The units should be small and compact with shielding, and able to mount - A0 c3 k3 G8 {" m" T# F- o
> to a printed circuit board with header connector. 2 ?% b( A- F& @; i C' C! i) O
> ' p2 I0 c4 U% v9 l& o# A% I
> At this time, we are interested in samples of a pair of modems that
' t5 h3 n: e3 B> might be similar to this proposed system. We do not expect that you # |# @% ?) Y! S9 q+ |& L7 y6 e* i, d
> provide all of these specifications at this time. I can describe our + d' t! S% C% D2 B0 n* ?
> immediate application needs in the next email if this project is of : H1 L, G: ^+ V7 q) d+ i( y" ^
> interest to you. Perhaps you can make the samples by those ; G: P9 Q) z5 m0 O! |3 |
> specifications. This will allow us to test your radios before we move
; y/ t9 A( X. N> forward. We are interested in your 900MHz radio to start. + b" X8 _8 {" u$ B
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