|
|
8 w' f3 q) x+ j3 F
客户要求如下,如果哪家工厂可以做,请和我联系
! w6 b: z. B( f: Z% C" D> The application that we have in mind is similar to others that we commonly " [/ u! X1 ?4 y$ a: G6 T2 j" F
> have. If we were to pay for FCC approval, we would want to use the modem 6 [3 R4 c$ V; \$ I7 o. m
> units in all similar applications under the same approval number.
" H1 z) M+ x! \' I7 S> Therefore, we would like to be able to configure the units to a specific D x1 V. j2 {
> application. For the business that we do, this approach will yield more
( i/ D& P: e9 I> sales based on the same product and approval. We are interested in the 3 v9 x% }7 B7 i' _) ]# q# W9 M
> following specifications: / q2 n7 @9 \2 `
> ! l+ s" }5 H, e1 F' X- ^5 n" T
> - 2 inputs at the Transmitter with three possibilities;
8 }9 A- @+ K6 ~" ]: k2 f3 ^) l> 2 analog 4 u. L8 c+ S) a$ x/ s( ?" h
> 2 digital
5 ]& K- q: H' `- n; R+ d5 g1 y> 1 analog and 1 digital
' A8 T% e A- m; [2 a/ H> ' _; y$ C; s0 \! W! u+ z" T
> - 2 outputs at the Receiver with three possibilities to match inputs
4 a4 Y$ v) m2 _0 \. c> , I% m% i; f8 A# S
> - Ability to configure/define analog Transmitter input ranges through |! [$ N' h' W0 S3 Z6 u
> simple programming method to correspond with full-range analog Receiver
* r$ s6 D# b6 U, _% O# n @> outputs (0 - full voltage).
$ T6 R7 ~: c3 K1 H8 c>
4 F" z- z% v% f( f- H- R1 Z9 t4 g> - Ability to configure and set sample rates for the inputs.
- |5 E5 X. s- g- O9 E0 p> 2 G8 }9 z6 \" Q, L
> - Digital output on Transmitter that turns on during the sampling period.
; v$ `* ?9 q1 |& L, @( P% V/ [>
: V6 W$ n$ I* |# C W, {> - Ability to configure a power saving Sleep Mode in the Transmitter by 6 G. F! t N, \2 ?) ?
> both software control and input hardware control. 4 I' a: E6 E1 ]/ d# h+ m; j
> 9 ]$ h% r' m7 v, o0 V
> In order to configure the units, we would need a way to make the
. a Q' r9 x j> settings. This would preferably be from a computer terminal so that G% X" U- R3 p, z% X
> configurations can be saved or easily duplicated for production volumes.
+ H# h6 p1 q4 @> The units should be small and compact with shielding, and able to mount
8 Q- V. i, c# z* O> to a printed circuit board with header connector. ( U: N7 e( V& {
>
! R1 S3 T" S: `- z. B> At this time, we are interested in samples of a pair of modems that
/ F) C& ~( q- A6 m! Y! p% J6 c' S> might be similar to this proposed system. We do not expect that you # C! S8 ?4 t$ S J
> provide all of these specifications at this time. I can describe our
& m; Y1 m' ]8 {/ _2 i: J> immediate application needs in the next email if this project is of 5 g1 [; C6 U0 P! G: L6 f. c
> interest to you. Perhaps you can make the samples by those 5 x: \% C' L0 S4 J9 I9 x2 j
> specifications. This will allow us to test your radios before we move
6 R7 K N& u" e+ z, n6 V5 ]> forward. We are interested in your 900MHz radio to start. 2 R, c7 L0 M: y( [4 d
|
|