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* S# Y1 p$ z' P6 \& \5 {! {客户要求如下,如果哪家工厂可以做,请和我联系
# `0 w) \, |: P> The application that we have in mind is similar to others that we commonly 7 q2 @# X P: N, c" q2 Q+ r6 n5 a
> have. If we were to pay for FCC approval, we would want to use the modem 8 q7 r/ _& K/ u" h. F
> units in all similar applications under the same approval number.
" F. c# K2 f5 F. I. J% G0 x. g> Therefore, we would like to be able to configure the units to a specific
! b# O; N1 n& n2 Z; M> application. For the business that we do, this approach will yield more
- B+ ~# S/ @) ]2 k7 E8 [3 J9 p# X> sales based on the same product and approval. We are interested in the
5 H; {4 S8 G( P- b> following specifications: 6 s( \2 K. |* Q) K( z/ b
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> - 2 inputs at the Transmitter with three possibilities;
1 U3 M$ d7 C+ A> 2 analog # z B4 Y4 ~" w0 |$ E" p0 I
> 2 digital
1 R" _. Z" s0 u- P7 R$ i> 1 analog and 1 digital $ Q. E" j2 p) D Z* K& T
> + q3 }9 C# Y% ]
> - 2 outputs at the Receiver with three possibilities to match inputs 0 k8 H; r5 {7 j1 z6 i3 P) y' |
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> - Ability to configure/define analog Transmitter input ranges through ; ~ m3 h! @/ _! @; V
> simple programming method to correspond with full-range analog Receiver 8 d, t3 k% O: R' S% m! e9 n2 S5 y$ h
> outputs (0 - full voltage).
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+ ~1 M9 j. l% K) d> - 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. , F. K" _! C' P3 r. D' |
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> - Ability to configure a power saving Sleep Mode in the Transmitter by
, K& U! S$ r9 T, j, v" w> both software control and input hardware control. : p' z) \4 L+ V# S. ~
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> In order to configure the units, we would need a way to make the 0 o9 D) s& P4 A4 L/ \$ y3 z
> settings. This would preferably be from a computer terminal so that 3 r) t1 @) c0 l! D/ r/ h$ N
> configurations can be saved or easily duplicated for production volumes. 3 G f( b; Q5 k7 n4 `4 z
> The units should be small and compact with shielding, and able to mount
- ]. e+ Y' V1 k$ ^* b2 |2 b> 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
8 `) s# [# u7 J% K& [> might be similar to this proposed system. We do not expect that you ! K) e3 l. e$ j: M' Q% x1 [
> provide all of these specifications at this time. I can describe our
+ o9 {' _; O4 Q+ z7 k> immediate application needs in the next email if this project is of
5 I8 \+ Z; |; N8 d: _> interest to you. Perhaps you can make the samples by those + c' K" c+ t$ p
> specifications. This will allow us to test your radios before we move * K( E6 d1 p, g+ ?5 |" j1 o! f3 D
> forward. We are interested in your 900MHz radio to start.
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