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客户要求如下,如果哪家工厂可以做,请和我联系 5 _2 |* c* Y, D O! M' H5 j
> The application that we have in mind is similar to others that we commonly # q$ F' _( g# K& c5 E5 D
> have. If we were to pay for FCC approval, we would want to use the modem 9 X% ]6 p* ]( k, m9 g% [; c$ _
> units in all similar applications under the same approval number. : ^1 y& K i/ ]8 R7 }
> Therefore, we would like to be able to configure the units to a specific * ~% K4 \2 v1 R, N w( S, ?
> application. For the business that we do, this approach will yield more
$ p, ^, L$ g$ `. S4 b& T1 a& D/ D/ o> sales based on the same product and approval. We are interested in the
. j3 V' O; C W& {> following specifications: e% |- [" S: i' O s2 q1 n
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> - 2 inputs at the Transmitter with three possibilities;
, i( t$ s3 E5 ] z# H> 2 analog
* j2 f- a! i6 ?6 G$ O) o" `> 2 digital ' u7 q$ S! a: e! [/ p7 c
> 1 analog and 1 digital ( }1 l/ X8 Q* l4 T
>
& L! h+ v. ~% m6 H> - 2 outputs at the Receiver with three possibilities to match inputs 6 ` F% b/ p9 l0 }9 y
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> - Ability to configure/define analog Transmitter input ranges through 4 Y+ k, L2 _# X: i* s8 S
> simple programming method to correspond with full-range analog Receiver 0 {: n3 p* \% I. O8 _/ V# h
> outputs (0 - full voltage).
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7 i L& X3 l2 v& a> - 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. & _2 I7 [, M+ p' J1 K$ H
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> - Ability to configure a power saving Sleep Mode in the Transmitter by
) T7 }5 k5 E! k+ \> both software control and input hardware control.
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: j, H, t- @" f3 q> In order to configure the units, we would need a way to make the
6 @" _8 s6 B3 d4 }. h& d> settings. This would preferably be from a computer terminal so that ' r. P |. m( C% o `- F5 H7 [
> configurations can be saved or easily duplicated for production volumes.
! h) u- n% {' s/ l4 {> The units should be small and compact with shielding, and able to mount Q, Y# E# o( @0 f
> to a printed circuit board with header connector.
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> At this time, we are interested in samples of a pair of modems that
5 P0 y! @3 B5 b8 j+ X& F> might be similar to this proposed system. We do not expect that you
% Q( I6 G& x7 {7 u2 _5 G> provide all of these specifications at this time. I can describe our
6 L( F9 }2 X9 y0 J3 q& [: n> immediate application needs in the next email if this project is of ! y8 x' v9 j9 ?7 M1 F+ L
> interest to you. Perhaps you can make the samples by those
0 C' S9 r+ s W7 |+ \2 ?7 E> specifications. This will allow us to test your radios before we move
+ B( w1 K; @$ y5 u% Q, \, A> forward. We are interested in your 900MHz radio to start.
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