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2 q6 n* \* D5 e: {. E6 C客户要求如下,如果哪家工厂可以做,请和我联系 5 M- t+ t! f8 N% E$ d8 E6 `& a! @
> The application that we have in mind is similar to others that we commonly * [- R- ~" B. w. G/ K
> have. If we were to pay for FCC approval, we would want to use the modem & l+ O1 }+ i- B, H+ _/ S
> units in all similar applications under the same approval number.
# v: n2 U0 F* H( Q1 {; m> Therefore, we would like to be able to configure the units to a specific
5 ~+ A9 @7 k& w* K ?> application. For the business that we do, this approach will yield more 5 u/ I, n1 y8 f0 O) [- L3 _/ N0 f3 F
> sales based on the same product and approval. We are interested in the / i% h" u. A2 {$ [3 W: x
> following specifications:
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+ {: { z* X* I> - 2 inputs at the Transmitter with three possibilities; ' Q* \! U& t* j& D7 n+ c$ {
> 2 analog
# r* [% a/ r$ [: V> 2 digital : G) N1 H9 w% G) |; [; o7 {7 M5 C
> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs
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5 a* U8 E) D* V% F/ ]3 {/ b' u4 J> - Ability to configure/define analog Transmitter input ranges through " [& k+ o/ i3 i
> simple programming method to correspond with full-range analog Receiver ) \; Y9 }( e( y! [9 v
> outputs (0 - full voltage). 8 ?+ t+ s8 Y6 l; V
>
) v; s! I0 t; h% Y# f# s/ g> - 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. 2 w- n2 d0 V Q$ E* K6 C- R
> 5 y5 a3 }# s) f9 s. B( F$ [& U
> - Ability to configure a power saving Sleep Mode in the Transmitter by
+ n( ~0 B/ S1 g* O6 F: z* Y> 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
. |: L6 C* o5 A, x> settings. This would preferably be from a computer terminal so that $ N, d) ~, @' W* S) Z* \
> configurations can be saved or easily duplicated for production volumes. ! t$ ^+ Z7 v; N; i7 `9 v8 L0 c
> The units should be small and compact with shielding, and able to mount ' l* o4 B j4 n
> to a printed circuit board with header connector. * ^8 E% j5 E. P; I
>
9 X2 `* a0 W' T$ V- X4 q> At this time, we are interested in samples of a pair of modems that
' q" I! ^* _5 j! r8 H" X> might be similar to this proposed system. We do not expect that you ' U8 _* S/ o$ Z* p8 o# D
> provide all of these specifications at this time. I can describe our
; W+ q/ J0 l# n( v$ ~; l> immediate application needs in the next email if this project is of 4 X/ j" H$ d5 N. I+ d
> interest to you. Perhaps you can make the samples by those 5 l l, O1 |8 P+ i& @) E% y
> specifications. This will allow us to test your radios before we move , _6 I; w. D5 N- |9 g& N, I" F
> forward. We are interested in your 900MHz radio to start.
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