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4 v: q, ^6 E9 J: S r客户要求如下,如果哪家工厂可以做,请和我联系 1 }- @6 C- T- _* l' i5 D3 P
> The application that we have in mind is similar to others that we commonly . b9 ~6 v' ~. N7 w4 G2 Q
> have. If we were to pay for FCC approval, we would want to use the modem
4 |3 k, {+ @) \> units in all similar applications under the same approval number. ) C- f6 C/ p7 |
> Therefore, we would like to be able to configure the units to a specific 0 c @2 q* D4 `9 ?. |, O
> application. For the business that we do, this approach will yield more
+ Y" M8 k" A- v5 y2 Y> sales based on the same product and approval. We are interested in the
: I7 B. X$ R! x! n) S7 Z$ ~# x9 ]1 q> following specifications:
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> - 2 inputs at the Transmitter with three possibilities;
5 Y z; V( D W8 o% V6 p; `( @* S8 c> 2 analog
- |) v8 z' B# ^) Y' U A> 2 digital 1 u7 b' X4 h# w5 O) h4 u& C Q& {
> 1 analog and 1 digital @6 Q. G! p4 f6 B
>
2 H/ z( m1 F; o2 q: n: a0 i> - 2 outputs at the Receiver with three possibilities to match inputs
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, W8 M0 W; ?3 D( b/ A. q> - Ability to configure/define analog Transmitter input ranges through 9 v8 N5 L) k2 e5 k7 M
> simple programming method to correspond with full-range analog Receiver
* |% u3 \. x( u> outputs (0 - full voltage).
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> - Ability to configure and set sample rates for the inputs.
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0 C- g4 y$ R X& \# R* }3 [> - Digital output on Transmitter that turns on during the sampling period.
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> - Ability to configure a power saving Sleep Mode in the Transmitter by
# h& y4 [5 I% e' k7 h k: M! c/ [* X6 z> both software control and input hardware control. - I3 k r, q) l- J
>
5 }6 ^- e! V! ]7 @$ L/ f" T; A> In order to configure the units, we would need a way to make the Z$ P1 y! W% M$ \0 X d7 B2 }
> settings. This would preferably be from a computer terminal so that
9 u" j. ?+ W& V& b$ @> configurations can be saved or easily duplicated for production volumes. # ]. V3 S0 M# f: C6 d
> The units should be small and compact with shielding, and able to mount " z# L# k- P( x, h
> to a printed circuit board with header connector.
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9 |4 r4 ?/ J1 t( y7 I9 g> At this time, we are interested in samples of a pair of modems that , n( x% X5 ^% C* f) `5 h4 g
> might be similar to this proposed system. We do not expect that you
8 m) Q' p% }' X> provide all of these specifications at this time. I can describe our
! I9 c# y. ~: y& r. _$ i& j> immediate application needs in the next email if this project is of
8 {7 W9 p& y) T: t. l) h# d7 I2 x> interest to you. Perhaps you can make the samples by those 1 V) \& \; m4 A
> specifications. This will allow us to test your radios before we move / a2 U2 z3 W) a4 i0 F
> forward. We are interested in your 900MHz radio to start.
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