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- I3 h E; R% n1 `! T! p) M客户要求如下,如果哪家工厂可以做,请和我联系
; o( b& f7 \- U9 Y8 U$ |0 S( M( \> The application that we have in mind is similar to others that we commonly & @9 O4 E: c1 ~/ R% Y. }0 r. `
> have. If we were to pay for FCC approval, we would want to use the modem $ x9 c3 @- x& @) ]: A
> units in all similar applications under the same approval number. & D; X% a0 t. v( x: V: B
> Therefore, we would like to be able to configure the units to a specific
; w0 j$ M: R' y q5 `> application. For the business that we do, this approach will yield more : h) W+ a; }' G& @' V
> sales based on the same product and approval. We are interested in the
$ I2 U, t# b( f5 H: x9 P> following specifications: ' F5 s0 D' `. G6 z1 |
> - W1 g# K- n; ^' Q3 J* s
> - 2 inputs at the Transmitter with three possibilities; # t# p. N, x/ i; y# m! ~8 g4 D
> 2 analog 8 W6 B/ P$ @; P
> 2 digital
7 M2 v0 n. B( @# N% v& Q' d/ x* U> 1 analog and 1 digital + u/ ]0 ]8 }9 C& [, O- x
>
8 E4 A) l: ^& {1 a, ?; f; m/ O> - 2 outputs at the Receiver with three possibilities to match inputs + ~" e# Z. t- G
> 0 S+ ?2 D( i4 d8 w' w+ F
> - Ability to configure/define analog Transmitter input ranges through 8 d" A" |/ c, x# N
> simple programming method to correspond with full-range analog Receiver
! X% G' W- v1 {8 Z; h7 k> outputs (0 - full voltage).
$ x, f( E" \7 b1 R" J& a( \/ N* G>
* B. @( ?; `& ]3 N# N& b w5 |8 U> - Ability to configure and set sample rates for the inputs.
2 L: M7 _; S; K* L% j>
1 t4 a: r, t: k6 l! X> - Digital output on Transmitter that turns on during the sampling period. N; Z; K% m& S, O
>
7 u! `! j4 ]; ?> - Ability to configure a power saving Sleep Mode in the Transmitter by 8 [$ c$ @1 p& ?& k* e
> 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
$ r) O! o/ q0 O% X( _, y> settings. This would preferably be from a computer terminal so that
0 f; N- Y( z+ [+ a0 ?> configurations can be saved or easily duplicated for production volumes.
0 c3 W" E4 k6 a$ m, ?' q> The units should be small and compact with shielding, and able to mount 8 m6 m% ` d: K
> to a printed circuit board with header connector. # Y$ R+ ]4 [4 C8 g- t8 f0 }5 i
>
* _. c1 [& Y( Y3 b> At this time, we are interested in samples of a pair of modems that + s, |9 w2 @; L9 G$ M- i1 q# j* Q
> might be similar to this proposed system. We do not expect that you
8 T1 n$ @6 O& s( }, {> provide all of these specifications at this time. I can describe our " M- w" G4 U: a& v: w' [
> immediate application needs in the next email if this project is of , |- I0 y2 x/ P* @
> interest to you. Perhaps you can make the samples by those
0 E. u2 B% E/ N; Q> specifications. This will allow us to test your radios before we move
7 M5 P8 \, J' E> forward. We are interested in your 900MHz radio to start.
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