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; W# x( g4 P. C) R4 a% L客户要求如下,如果哪家工厂可以做,请和我联系 4 a7 b0 v' g1 s9 m. t$ M
> The application that we have in mind is similar to others that we commonly
/ ]! K. J" P H9 R* ]" V> have. If we were to pay for FCC approval, we would want to use the modem . o1 B! G1 r( y; m
> units in all similar applications under the same approval number. ) Q& J7 @; p' `! G
> Therefore, we would like to be able to configure the units to a specific 1 q1 v" G" h& {. B9 H
> application. For the business that we do, this approach will yield more
5 h" c* `3 l9 q+ G" I> sales based on the same product and approval. We are interested in the
' r3 _) E2 E5 Y$ ]3 B# y> following specifications:
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> - 2 inputs at the Transmitter with three possibilities; - X! ]. I$ s3 K Y1 T
> 2 analog ! L5 x6 N& A% ]- T4 \. K& ]1 ~
> 2 digital 2 p9 N! |( }: x( x! v
> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs " ^# r5 x) _- {+ I& P7 o
>
4 \, @8 {, J$ }9 h1 j+ \> - Ability to configure/define analog Transmitter input ranges through $ i4 G" O& O) d
> simple programming method to correspond with full-range analog Receiver 8 V7 E- V# W4 _
> outputs (0 - full voltage).
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9 j$ B% f5 b; w5 P5 Z% ]> - 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.
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, Y/ @ U8 G4 n9 ^& k> - Ability to configure a power saving Sleep Mode in the Transmitter by
% ?5 n, @8 e$ a1 W1 |> both software control and input hardware control.
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( L* o$ z9 U1 l> In order to configure the units, we would need a way to make the
. w# S4 R3 F) q0 T" u> settings. This would preferably be from a computer terminal so that
- U t/ m7 ~5 ], c1 y* k" B6 d' i> configurations can be saved or easily duplicated for production volumes.
& M a* [- H6 Z0 } L> The units should be small and compact with shielding, and able to mount " X4 V# P& I) h% r6 R
> to a printed circuit board with header connector. + z/ n8 z, n1 N% Y8 d% V1 w
>
0 P0 [% N9 O+ T1 |% u( i& j> At this time, we are interested in samples of a pair of modems that
: s4 p2 W- ~( |6 p* l7 o> might be similar to this proposed system. We do not expect that you
$ {. X; Z2 ^' G, A$ M9 D6 e> provide all of these specifications at this time. I can describe our
0 D/ S: A, d% v8 `3 n7 U5 U> immediate application needs in the next email if this project is of , \9 @1 t/ K1 g6 p& C+ F# ]. q
> interest to you. Perhaps you can make the samples by those
- {' `3 {" @3 r2 f, F: i> specifications. This will allow us to test your radios before we move 7 L: Q- C, y# T# N0 f( q
> forward. We are interested in your 900MHz radio to start. ; s! x4 m8 B, z2 Z* M( K
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