|
|
& R' i" ^2 p' Q客户要求如下，如果哪家工厂可以做，请和我联系
! G \5 K9 T7 Y4 p' I1 I% [
> The application that we have in mind is similar to others that we commonly
& D" I8 j* F# p% R2 h/ X+ [ s
> have. If we were to pay for FCC approval, we would want to use the modem
) M, Z& r- g Z- E# `" C2 R& ~% I
> units in all similar applications under the same approval number.
9 U; L- L# F* B
> Therefore, we would like to be able to configure the units to a specific
8 D# Q4 G/ P, F" @6 r> application. For the business that we do, this approach will yield more
/ A* L8 Z; Q8 g& g+ V- z. u
> sales based on the same product and approval. We are interested in the
- o9 _$ U( k4 w, @/ F9 a- v
> following specifications:
- l1 T- Q {" L
>
# y# E5 F" o8 O; n( D" s& Z; U4 D> - 2 inputs at the Transmitter with three possibilities;
5 e$ k7 K Y" u# F9 v- w
> 2 analog
2 Y6 M: |5 l% N: R; i> 2 digital
* h, [5 S J, [
> 1 analog and 1 digital
4 s( x" y8 a$ G1 y9 G9 V>
7 B9 V: Y; e- K' F! E4 m> - 2 outputs at the Receiver with three possibilities to match inputs
9 x' }9 T2 g7 `" F
>
9 C0 O9 }; _4 b' z" {% z+ A" x> - Ability to configure/define analog Transmitter input ranges through
/ R$ t& _3 Q2 e2 o" e% }& V2 p. f+ q# [> simple programming method to correspond with full-range analog Receiver
' Q2 O3 \' r m+ j4 o( |> outputs (0 - full voltage).
+ d$ H" m; t/ H+ g>
o- \ @; t* `: q5 P> - Ability to configure and set sample rates for the inputs.
* L6 y* n7 h3 r% G>
2 H B9 I" x( K: U> - Digital output on Transmitter that turns on during the sampling period.
! X( [; \& t7 B7 {% |: w>
V" ?. \" j* E P6 Z> - Ability to configure a power saving Sleep Mode in the Transmitter by
2 j! `4 u% R1 x5 C6 z0 ?: l3 l> both software control and input hardware control.
5 u& P$ F. P4 u V# `>
8 T1 M+ M$ T; _" Q" k
> In order to configure the units, we would need a way to make the
5 }: O; j) {+ ^ V0 [3 O> settings. This would preferably be from a computer terminal so that
/ J" {9 `9 X, Q) n0 g( Y3 v
> configurations can be saved or easily duplicated for production volumes.
) _4 [& u9 I2 h* W3 s> The units should be small and compact with shielding, and able to mount
/ o# t ^0 U" {% f5 b! `7 G> to a printed circuit board with header connector.
6 \! ?9 x, m8 F% m>
3 |! Y# U5 I! I- K- j4 R; j1 d> At this time, we are interested in samples of a pair of modems that
" h1 Q8 A- M! }% C* @+ b2 O. |
> might be similar to this proposed system. We do not expect that you
8 I! e8 {- J; s, ^" ?" r> provide all of these specifications at this time. I can describe our
* j/ ?: A" i9 S( ^8 N1 \ ~. c> immediate application needs in the next email if this project is of
) L, |4 Y" d/ i- R> interest to you. Perhaps you can make the samples by those
# a/ P3 G/ |- P$ o9 Q9 x: @7 u
> specifications. This will allow us to test your radios before we move
" X0 w' f7 [+ F' \0 x
> forward. We are interested in your 900MHz radio to start.
( m9 R' p( F4 J+ @
|
|
IP卡
狗仔卡
发表于 2007-5-27 20:29:37
提升卡
置顶卡
沉默卡
喧嚣卡
变色卡
显身卡