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; F- T4 ^% C1 g- W" M客户要求如下,如果哪家工厂可以做,请和我联系 # f& N& D3 L1 f6 P% \
> The application that we have in mind is similar to others that we commonly
% @+ t j# |5 B$ j> have. If we were to pay for FCC approval, we would want to use the modem
' ?- l$ G( [4 e> units in all similar applications under the same approval number.
# o) Q5 e! r" ~+ ~- W> Therefore, we would like to be able to configure the units to a specific ) M- B. X2 g% m$ ~' S- i0 t' }& r0 H2 i# o
> application. For the business that we do, this approach will yield more
! Q& Y' [: P9 v; O+ v3 ]( X> sales based on the same product and approval. We are interested in the
. d7 Q4 c! X, R* H9 N> following specifications: . u) Q+ r& z$ E* k, Q8 T8 ~) I
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> - 2 inputs at the Transmitter with three possibilities; 3 q5 |2 E5 U e; F$ c+ J
> 2 analog 6 o: t7 m" z% Z3 o: K) a/ f
> 2 digital
9 F4 E5 W5 g; x3 G7 P- E> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs
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G+ X* W9 J8 u> - Ability to configure/define analog Transmitter input ranges through
" @4 |) y9 v; X! E b> simple programming method to correspond with full-range analog Receiver 0 \0 Q6 G& V9 [/ N% g2 ~
> outputs (0 - full voltage). 0 z2 O' h* r9 U
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> - Ability to configure and set sample rates for the inputs. 0 I) f7 ]: H M/ T' e& ^* P% _
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> - Digital output on Transmitter that turns on during the sampling period. 0 a) C' [+ m" B! R! l
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> - Ability to configure a power saving Sleep Mode in the Transmitter by ( O0 u! _ V. [" D: T/ b
> both software control and input hardware control. 6 n6 L) t. t& f- `( h. b$ ~
>
; {" X3 Q* g' f" J# S; q8 l# U> In order to configure the units, we would need a way to make the
; q1 V9 j* J$ O- a* ? x4 p$ ]) l- q> settings. This would preferably be from a computer terminal so that
) b2 |7 N% O0 a, D> configurations can be saved or easily duplicated for production volumes. ' r5 r. C; y5 |
> The units should be small and compact with shielding, and able to mount + |* T' L* F* |! G7 r3 q! c
> 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
$ E1 z; u+ U) ]) f3 L> might be similar to this proposed system. We do not expect that you
: Z; l) t; y* k& @6 `> provide all of these specifications at this time. I can describe our - U8 o* p5 Y! j+ a5 e; }* i7 G
> immediate application needs in the next email if this project is of " h; ` ~: P# z* l; C7 E+ ^- U
> interest to you. Perhaps you can make the samples by those 1 b) O/ Y, A- k4 Q
> specifications. This will allow us to test your radios before we move
+ w' Z q* \ H, s> forward. We are interested in your 900MHz radio to start.
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