|
|
) t1 d* |- ]4 Y; \/ E
客户要求如下,如果哪家工厂可以做,请和我联系
' r. x9 p3 ~" x8 I> The application that we have in mind is similar to others that we commonly / @' k1 {( s* f% ~+ z
> have. If we were to pay for FCC approval, we would want to use the modem 9 r: h: s1 A( u2 ]9 U, F
> units in all similar applications under the same approval number. % x$ K: g1 f" v1 }" f8 Z0 s- ^
> Therefore, we would like to be able to configure the units to a specific
9 b7 ?, C7 g1 _4 i5 B2 I1 K7 j> application. For the business that we do, this approach will yield more 4 ~3 N$ ~0 V+ Z
> sales based on the same product and approval. We are interested in the + a: U' G7 i ]- q, y/ r
> following specifications: ; b: [3 }. A* S7 t
> 7 p4 Z2 T. w6 {0 X0 e. Q
> - 2 inputs at the Transmitter with three possibilities; ' v" K% L, G5 v5 I% F
> 2 analog + c# C' v" K6 v
> 2 digital & \; v, i6 l9 l" [% t
> 1 analog and 1 digital
1 S) X- S9 `9 I) F2 K+ Q2 P5 k5 H> / B, G0 J7 I; R4 z7 C5 F
> - 2 outputs at the Receiver with three possibilities to match inputs
( x& h7 C1 i7 G# v6 h; o>
/ V+ T1 O) H3 I: D> - Ability to configure/define analog Transmitter input ranges through $ O+ r' T' u' D/ a' L1 k
> simple programming method to correspond with full-range analog Receiver ) V6 }1 c! \; @( n6 w$ y
> outputs (0 - full voltage).
# G/ Q7 E) {/ Y% I6 }. Y8 \& C>
' d4 H- r8 d! B( c4 N F& y) i> - Ability to configure and set sample rates for the inputs.
5 I: c6 c3 z" J: `7 h>
/ ^0 k0 \3 y( `9 d. N1 m# f( @2 m> - Digital output on Transmitter that turns on during the sampling period. : j) J5 u n6 N% i
> # f3 q$ D( ~& ~$ x w
> - Ability to configure a power saving Sleep Mode in the Transmitter by
5 N- t) q$ {, U) x3 v& c7 Z/ C> both software control and input hardware control. # E3 g. E5 c6 I( M# ]( K& d+ n2 k
> j: p' N, m4 `) S+ l* Z1 @
> In order to configure the units, we would need a way to make the # y' p3 r: i" t6 u3 I. S
> settings. This would preferably be from a computer terminal so that $ V" W3 d1 O5 L, X0 @
> configurations can be saved or easily duplicated for production volumes. 0 ? C D8 l$ X
> The units should be small and compact with shielding, and able to mount ( \; A; x4 V D- k
> to a printed circuit board with header connector. + k8 f* D0 ~# a2 ]4 y3 }1 W
>
- d" w! G% u7 h8 i$ m> At this time, we are interested in samples of a pair of modems that 0 _# |, X$ H, }, F) c3 q
> might be similar to this proposed system. We do not expect that you ) e ?* h3 b* ? k2 w* ^
> provide all of these specifications at this time. I can describe our 1 ] X5 \$ R& `% W( N2 Q
> immediate application needs in the next email if this project is of 5 i/ l* i5 Z3 h
> interest to you. Perhaps you can make the samples by those . b! P, f: d2 {# E9 F
> specifications. This will allow us to test your radios before we move
) X' D5 R2 G$ E% X1 d> forward. We are interested in your 900MHz radio to start.
+ }7 W* _9 H, S) Z# d1 e! \ |
|