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; g; c E& L! n2 I6 `6 d4 E( Z5 |% g客户要求如下,如果哪家工厂可以做,请和我联系 / w5 V- ?. E: R f1 T- w
> The application that we have in mind is similar to others that we commonly
) u1 d! x9 l2 h5 N. E+ }> have. If we were to pay for FCC approval, we would want to use the modem
+ Y" I" G6 D- g% n! B> units in all similar applications under the same approval number. 5 Z- r# s! ]/ d8 _# n! z2 r. U
> Therefore, we would like to be able to configure the units to a specific
7 }8 G6 e4 c. S* J$ ]> application. For the business that we do, this approach will yield more $ z0 K2 X# Z1 _+ S; b( T
> sales based on the same product and approval. We are interested in the 4 y- Y" \- u9 T" Y* H U1 }
> following specifications:
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5 O2 l( O3 B/ @7 r> - 2 inputs at the Transmitter with three possibilities;
4 }8 o# C- s7 N4 i- R- I6 j8 u> 2 analog
5 D& k% Q8 B- ~9 G* Q. i> 2 digital
& e' z J$ {4 p/ ~> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs 6 v5 n) R- l0 J5 r4 m, Q
> 4 @$ B1 S4 M8 H
> - Ability to configure/define analog Transmitter input ranges through
7 \! r0 B% }0 G: r+ } l> simple programming method to correspond with full-range analog Receiver 0 X; E/ U5 S9 K1 c# F
> outputs (0 - full voltage). 0 v% _; C# n5 c K
>
- y/ e7 s0 h' i/ p3 ]# T3 U> - 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. , @* L2 J' k( q$ m
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> - Ability to configure a power saving Sleep Mode in the Transmitter by 5 s+ x% ]; K7 r% {1 D( o
> both software control and input hardware control.
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5 H/ X2 x, C2 W7 {8 |> In order to configure the units, we would need a way to make the ; e" B6 U8 h! w+ s
> settings. This would preferably be from a computer terminal so that
3 l4 [& F. a2 g> configurations can be saved or easily duplicated for production volumes.
+ W3 `" i% A4 h> The units should be small and compact with shielding, and able to mount
: C) }+ A# D; S8 P1 C> to a printed circuit board with header connector. . [. i! [5 j0 \- S$ Z4 v( o
>
+ [1 B, R6 p" f> At this time, we are interested in samples of a pair of modems that ( n9 G( f8 J: m! U+ M- [3 I
> might be similar to this proposed system. We do not expect that you 1 N* q3 D j: Q: x5 M+ f
> provide all of these specifications at this time. I can describe our
% }0 e' }: ]; r# O5 X7 ~> immediate application needs in the next email if this project is of . @, O' h3 ?: q' {
> interest to you. Perhaps you can make the samples by those $ ?' h8 r6 T) I3 e% \9 |$ f- s
> specifications. This will allow us to test your radios before we move : g6 v% y! @7 @, Q7 }6 O; j
> forward. We are interested in your 900MHz radio to start. ! u- P5 @6 W U0 t6 Z7 V
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