|
|
2 A# W0 ]3 w- |$ m3 R客户要求如下,如果哪家工厂可以做,请和我联系 . Z+ i' C" E6 l7 s# ~$ z3 ^
> The application that we have in mind is similar to others that we commonly 4 P2 j { C" H7 d4 r
> have. If we were to pay for FCC approval, we would want to use the modem 3 W7 g( {/ a5 R: S
> units in all similar applications under the same approval number.
; B6 M k' _6 k# Y) Z3 B> Therefore, we would like to be able to configure the units to a specific
& `6 {/ p6 O3 W4 p1 X> application. For the business that we do, this approach will yield more
8 V, `% M# m: ]) U/ T> sales based on the same product and approval. We are interested in the 6 R% [2 N. B$ |+ d( N! ]; W* Z
> following specifications:
8 Q9 f6 F/ V& U. T>
/ @) N1 t, R' l! |> - 2 inputs at the Transmitter with three possibilities;
_" m# O5 m2 D. V: C# }> 2 analog . D# g) Y5 y# H5 i1 d: n1 W
> 2 digital
: M4 q" ^- C9 X5 z& k+ ]> 1 analog and 1 digital
# r: S( i+ \, p# |7 ^! e8 |> + O5 P+ U4 ]. A5 n
> - 2 outputs at the Receiver with three possibilities to match inputs
$ n8 g( V1 |0 ~$ \' Y>
$ H" v1 r& d* ~> - Ability to configure/define analog Transmitter input ranges through
5 ?( ~2 k' a' b3 w- c) E> simple programming method to correspond with full-range analog Receiver 6 j$ a) w$ R0 {! Q
> outputs (0 - full voltage).
. y1 c* `9 D0 {>
5 }% _; ]* C) S> - Ability to configure and set sample rates for the inputs.
' I3 \* P& q( g2 D( K> , f% Z6 [7 c9 |
> - Digital output on Transmitter that turns on during the sampling period.
# g; N; @- D& y- z9 Q n>
) p9 g+ e& k4 {1 b* P0 r. D> - Ability to configure a power saving Sleep Mode in the Transmitter by 7 w z) P: o' H3 _6 S
> both software control and input hardware control. 5 D: s4 {8 I7 N6 T$ ]" [2 e: O
> % C% d- E; p. J0 F! G3 X, P
> In order to configure the units, we would need a way to make the
8 c8 b F4 z5 d> settings. This would preferably be from a computer terminal so that 3 b7 @! n2 E$ I" k# t4 H
> configurations can be saved or easily duplicated for production volumes. - a! |) f8 s) C/ G1 P. M- _: S0 W
> The units should be small and compact with shielding, and able to mount % D5 P" J) m. c* F+ D! }& h- U; X
> to a printed circuit board with header connector. , V& s8 {9 W/ N/ P" @9 O
>
# z1 ]' C" H+ Q; K6 ~! |> At this time, we are interested in samples of a pair of modems that 9 e' w- Z+ g* ^9 }9 q ~( G+ p6 \9 n
> might be similar to this proposed system. We do not expect that you # n; ?" O# j# p4 E5 {
> provide all of these specifications at this time. I can describe our
7 S2 @. }' S/ Y4 A> immediate application needs in the next email if this project is of 5 C! b8 H) y: B
> interest to you. Perhaps you can make the samples by those 1 e9 k x8 y7 b: H
> specifications. This will allow us to test your radios before we move
0 {! f5 [+ ]3 C$ s> forward. We are interested in your 900MHz radio to start.
3 Z3 ]5 x4 F* R3 W' P) ]9 \# _: C |
|