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+ K: E+ f1 ^5 @9 }$ e* r6 C# s客户要求如下,如果哪家工厂可以做,请和我联系 # r2 X" p3 \* t7 A& A' L! S# L2 Q
> The application that we have in mind is similar to others that we commonly
D u0 k) C' A' h" r9 G8 I S- K> have. If we were to pay for FCC approval, we would want to use the modem 3 b4 ?: l, c$ A+ \
> units in all similar applications under the same approval number. 5 K/ Y f" Q+ ^/ u A
> Therefore, we would like to be able to configure the units to a specific 1 i; `) s5 k# _
> application. For the business that we do, this approach will yield more : I3 d9 f ?6 `6 ]1 [+ M
> sales based on the same product and approval. We are interested in the ! Y; W8 K) r, ?: c$ ~5 n7 @
> following specifications: ; ^2 U) T& l6 e
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> - 2 inputs at the Transmitter with three possibilities; " b! X# ^" g! w( Z% i; J
> 2 analog - L `" S- P- h" w- Y! l
> 2 digital 4 a# v; n' v( W0 N
> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs
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> - Ability to configure/define analog Transmitter input ranges through ) V- u! T# q: I' e2 W. C
> simple programming method to correspond with full-range analog Receiver + `. J8 H1 g- i2 z
> outputs (0 - full voltage). ; Y" ?" x" w) r" H' `% G
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> - Ability to configure and set sample rates for the inputs.
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' d0 w. y) r& a j> - Digital output on Transmitter that turns on during the sampling period.
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* S0 p6 c* M, E% P& Q/ }% h> - Ability to configure a power saving Sleep Mode in the Transmitter by " }; O8 y' l) G. X. ?
> both software control and input hardware control. : e; Z6 Y* T# g: d
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> In order to configure the units, we would need a way to make the 1 V: M4 i5 D, y' Q8 g T* ?$ a, D
> settings. This would preferably be from a computer terminal so that 9 B* }% ^1 q8 E- E$ a
> configurations can be saved or easily duplicated for production volumes.
$ k2 }, K7 ^5 P2 H3 O/ a- {> The units should be small and compact with shielding, and able to mount 7 T) }* W' Q8 g) _+ O- b
> to a printed circuit board with header connector. ' @3 d& ^7 q! X' N6 L; |( ^
>
) q- Z% y$ g4 d, @+ }$ M> At this time, we are interested in samples of a pair of modems that $ X# h: I$ Z9 D' z
> might be similar to this proposed system. We do not expect that you ( Q' g4 l- S( k k' S+ Y2 R
> provide all of these specifications at this time. I can describe our
$ Z' N, s7 O- ]& [ D) M, [3 z> immediate application needs in the next email if this project is of 8 Q/ d6 u. C: L! F o6 Y: |
> interest to you. Perhaps you can make the samples by those : f3 n2 u, R" y! _1 \3 q9 C
> specifications. This will allow us to test your radios before we move
% C1 j! w3 Q, y* X$ i$ }6 Y ?; u5 H, T> forward. We are interested in your 900MHz radio to start.
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