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客户要求如下,如果哪家工厂可以做,请和我联系 3 g' t, e" L( P% t+ e; L6 @ j. q
> The application that we have in mind is similar to others that we commonly 2 _, n5 g7 |% e! k" ]
> have. If we were to pay for FCC approval, we would want to use the modem % T0 l0 ]- K9 }; S7 e+ u5 B
> units in all similar applications under the same approval number.
! j; `# j( ] y7 Y> Therefore, we would like to be able to configure the units to a specific
& j% l& i! `! L& P2 b" H> application. For the business that we do, this approach will yield more
5 r/ Z9 k5 `# s( q2 c> sales based on the same product and approval. We are interested in the
- E% Y( C1 ?8 z& i! I G> following specifications:
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9 `' j1 x: j B: X6 q' b; I> - 2 inputs at the Transmitter with three possibilities; 4 s9 M! X/ V! a7 L' m- e. P0 F# I
> 2 analog
- V9 F/ [1 G$ c; Z> 2 digital + y! H3 j/ m: V0 t. u" F% m4 ?
> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs - ^# e* G/ [" i( `
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> - Ability to configure/define analog Transmitter input ranges through , R- `9 m. d% M% b7 f- m: Q6 _
> simple programming method to correspond with full-range analog Receiver 7 \( n. W8 r. N" k
> outputs (0 - full voltage). 0 Z' l4 g3 x2 e
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> - Ability to configure and set sample rates for the inputs.
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> - Digital output on Transmitter that turns on during the sampling period. , J+ a: W" T6 }
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> - Ability to configure a power saving Sleep Mode in the Transmitter by
. @% U$ K$ C& F0 }- d) U> both software control and input hardware control.
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; v5 D' P! p' E: o% |. K# \7 F; O> In order to configure the units, we would need a way to make the 3 `' A5 u b# e: Y9 r
> settings. This would preferably be from a computer terminal so that
6 A; `- Q: l% {7 F% F% n> configurations can be saved or easily duplicated for production volumes. ! a0 ]2 @0 B$ e7 d, h% t
> The units should be small and compact with shielding, and able to mount
. ]4 N) @$ O9 c/ u1 e W/ l* T# u> to a printed circuit board with header connector. 8 z! {9 k* l0 a& U) o# A. i& u
>
% F- J" B4 i$ ^" \7 b> At this time, we are interested in samples of a pair of modems that
) i; G2 H' }5 c+ W i" p4 G) T> might be similar to this proposed system. We do not expect that you
7 Q0 S0 Z: R9 x. V> provide all of these specifications at this time. I can describe our
+ a; Z, D: d8 l U! q% _. z> immediate application needs in the next email if this project is of - w7 M0 F% u% B
> interest to you. Perhaps you can make the samples by those
, V; b' A) f q+ j3 B> specifications. This will allow us to test your radios before we move
& a6 x2 H) D1 B: J+ R> forward. We are interested in your 900MHz radio to start. ( ]( i: p; C7 _: o' h) r- ?, v
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