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N( U% |3 G4 A0 ~客户要求如下,如果哪家工厂可以做,请和我联系
: h; {- C/ q" _+ N9 S# B> The application that we have in mind is similar to others that we commonly ' ?6 v& E3 N6 r4 ?# O) _
> have. If we were to pay for FCC approval, we would want to use the modem
: ?% [7 {0 c X F7 y> units in all similar applications under the same approval number.
. P$ g d4 t; k2 _/ Q P. J> Therefore, we would like to be able to configure the units to a specific ! i! W# v9 h! |% |
> application. For the business that we do, this approach will yield more $ f/ x& P Q6 ?! @- L# E
> sales based on the same product and approval. We are interested in the
2 G1 l, C! H, ^. e1 v2 c> following specifications:
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> - 2 inputs at the Transmitter with three possibilities;
3 t% N+ ? U0 o' G1 z, t> 2 analog
6 ~+ D: ]2 f# h) d! |2 D% f4 z4 F> 2 digital + {1 E9 i1 z5 q8 }
> 1 analog and 1 digital ) @3 y& |0 ?/ ?. ]# y3 p+ l3 j# e. |
>
) Z6 p& y. W" k; r/ O> - 2 outputs at the Receiver with three possibilities to match inputs 5 N' \' Q! e3 J# i3 N4 Z3 n. ? {; Y
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> - Ability to configure/define analog Transmitter input ranges through ) ], O6 a8 n2 h( q. i
> simple programming method to correspond with full-range analog Receiver 0 N0 _* _% g% x, a5 ~
> outputs (0 - full voltage). 1 d1 c4 S4 Z# u, {! s! O
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> - Ability to configure and set sample rates for the inputs. & t" k# e; J# F7 g8 ]
>
2 g8 p: i0 ~1 K; s1 z; m> - Digital output on Transmitter that turns on during the sampling period. 6 S V0 j0 N6 {9 u" y
>
1 ~) |+ U" j1 t, A' E5 U% Z9 B> - Ability to configure a power saving Sleep Mode in the Transmitter by
4 r, ]: ?. w% B, m6 t> both software control and input hardware control. . B( |9 |) ~1 a* D( @2 r% w
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> In order to configure the units, we would need a way to make the * b4 S' d1 h4 }: @' v
> settings. This would preferably be from a computer terminal so that * V% t, L& c4 I: M9 z" ~
> configurations can be saved or easily duplicated for production volumes.
/ l& k- y9 b/ V2 ^+ X2 P+ l& `3 V, V$ G> The units should be small and compact with shielding, and able to mount S# J- ]+ Y, |3 v) \: _' L
> to a printed circuit board with header connector.
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% [, G7 ?( s0 a4 A/ P9 g> At this time, we are interested in samples of a pair of modems that & ]6 A# L* K$ Z9 t
> might be similar to this proposed system. We do not expect that you
5 V+ `2 M" o; l" M9 b9 }" t$ R> provide all of these specifications at this time. I can describe our
3 a8 w' d# r" ?$ s, m' U# E> immediate application needs in the next email if this project is of
. R: [$ w! j' J) U J> interest to you. Perhaps you can make the samples by those
/ A$ V8 @$ A* h- X2 r7 M" b> specifications. This will allow us to test your radios before we move + d$ s( c% h6 D1 S) c& Z- g
> forward. We are interested in your 900MHz radio to start. + N; d+ a% O Q7 S
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