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0 Y. ?( [4 S' K. ]2 ?客户要求如下,如果哪家工厂可以做,请和我联系
' G$ w! B; W; i0 b J* O5 a" X+ _> The application that we have in mind is similar to others that we commonly % A/ k5 a& O1 z! ?3 ?9 m- n+ X9 a
> have. If we were to pay for FCC approval, we would want to use the modem
7 {0 n0 k1 n9 D9 p9 v> units in all similar applications under the same approval number.
; z& q) J6 [) \: @7 n! h, f! x> Therefore, we would like to be able to configure the units to a specific
, f* P) O( t% m! L9 f9 y( I> application. For the business that we do, this approach will yield more
" w3 W- L% E; x: P2 P/ W> sales based on the same product and approval. We are interested in the $ l& Y3 H6 [/ s$ ~2 }& M& ]# p) p
> following specifications: , W+ z) j+ `3 h. W: Q
>
6 _# i/ h0 L& n3 n- G9 y) T& T> - 2 inputs at the Transmitter with three possibilities; ; h5 W* z# `. K
> 2 analog : \, N6 X$ C& K. D0 a
> 2 digital 7 N0 P" A. J1 H5 g! y; L
> 1 analog and 1 digital
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1 ^8 n4 Q d; R5 Y$ E" K> - 2 outputs at the Receiver with three possibilities to match inputs
# w# \! U: G- D1 _! l> & U- G; s/ Z7 R7 F
> - Ability to configure/define analog Transmitter input ranges through
' D5 x: p0 Q4 L, k& c1 x> simple programming method to correspond with full-range analog Receiver
& u0 T2 v7 v. |0 ^/ Y/ O) f> outputs (0 - full voltage).
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s. H+ \( H* S$ \> - 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. ) X3 \* l/ u2 Z3 G2 P7 W! |8 w
> # J4 M# o F* b8 w0 U3 P
> - Ability to configure a power saving Sleep Mode in the Transmitter by Q! I A I5 @5 V
> both software control and input hardware control.
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> In order to configure the units, we would need a way to make the + D; s+ R- Q% r0 J9 o7 r1 Y
> settings. This would preferably be from a computer terminal so that + g) A: g( y Q4 a$ K9 f. [; R& _
> configurations can be saved or easily duplicated for production volumes.
3 r* m! ]4 g7 o, S> The units should be small and compact with shielding, and able to mount
7 z/ \1 J6 ~. k; E5 v& r- `4 U> to a printed circuit board with header connector. : |: N. Y% M; w, f6 d1 S T
>
) y( S3 i9 G! T% Y> At this time, we are interested in samples of a pair of modems that
+ L# ?: y* n# ]0 K> might be similar to this proposed system. We do not expect that you 6 {) `( Q4 x! M9 S! `& F
> provide all of these specifications at this time. I can describe our
" W M6 `' v" Z, n$ X' D$ J/ f> immediate application needs in the next email if this project is of
/ G2 s- A' e Y& k# ?6 J> interest to you. Perhaps you can make the samples by those 1 G- a1 t2 G6 w
> specifications. This will allow us to test your radios before we move
+ d' @7 _! v+ r5 f5 I" t> forward. We are interested in your 900MHz radio to start.
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