|
|
% ]/ P" ^- h. p% [客户要求如下,如果哪家工厂可以做,请和我联系
& C+ M- Q7 S% M+ n( P( H1 R* w> The application that we have in mind is similar to others that we commonly
! l: P n. C! D# D4 h8 J" H# D> have. If we were to pay for FCC approval, we would want to use the modem
/ A* n) ~0 o* \: I. C> units in all similar applications under the same approval number. . d8 I) h+ M; Z# j [ R4 H
> Therefore, we would like to be able to configure the units to a specific
0 \8 O! L* Y! B> application. For the business that we do, this approach will yield more 4 J4 p8 C$ d' F/ x4 @" R
> sales based on the same product and approval. We are interested in the . t; v" l/ g& t; f
> following specifications:
# \5 b* t" B% i( Q: A& r3 {> $ }- x. m, m7 ?5 k; ?
> - 2 inputs at the Transmitter with three possibilities; 1 I8 `- `$ f- m. k5 k: U0 k
> 2 analog 5 f, F, P9 c* }
> 2 digital
' A# l5 ~; U+ A7 u- c4 j> 1 analog and 1 digital
3 O O3 N: E. o. \. u b$ q. T> & P- \& I7 |1 m3 v8 Y1 _
> - 2 outputs at the Receiver with three possibilities to match inputs % Z7 q9 U# E3 O8 u9 K
> 0 R+ R: ^$ }, p6 W; x# L: q x
> - Ability to configure/define analog Transmitter input ranges through 6 W3 {& p8 i) l9 T4 G" V7 l
> simple programming method to correspond with full-range analog Receiver
0 K: H$ u, A/ K. u4 L- q; w& }) f> outputs (0 - full voltage).
! ]: F$ p# X: ]# P) j# x> 4 F5 e/ S, H+ d/ R& n% C3 z
> - Ability to configure and set sample rates for the inputs.
9 b- l: C- p% }5 D- h> / ^5 n( C/ _# L; f6 z6 c3 q( R
> - Digital output on Transmitter that turns on during the sampling period.
( A. W! ~; ]! i& w& z& K( }> 5 q2 P' u# Y. @; R
> - Ability to configure a power saving Sleep Mode in the Transmitter by 7 [ W) k' d' b @' f
> both software control and input hardware control. + \1 i4 T3 K5 R% m
>
i4 \' S/ ?/ P> In order to configure the units, we would need a way to make the
3 r$ ]7 s; d2 e* I) e5 w6 Q> settings. This would preferably be from a computer terminal so that
6 N# D; h% U9 }- Q! l> configurations can be saved or easily duplicated for production volumes.
1 i# R/ H) b% L& y: |> The units should be small and compact with shielding, and able to mount
4 W/ F4 g# {! T> to a printed circuit board with header connector.
# W# e2 [1 @! q' U$ ^4 ]! J>
/ E( q4 W8 s/ z( N& ]2 v l; d> At this time, we are interested in samples of a pair of modems that
( m: y" ]1 l/ C$ e" M) K1 ^' x/ A> might be similar to this proposed system. We do not expect that you - d, l, ~& X# T/ \5 V/ _& N
> provide all of these specifications at this time. I can describe our 3 g/ O0 @' w$ Y9 ^. J/ U3 w7 z& O! S
> immediate application needs in the next email if this project is of
2 |; W& Z# m4 \0 M$ P6 \& D1 i3 f> interest to you. Perhaps you can make the samples by those 9 o, Y7 G8 H: e& F
> specifications. This will allow us to test your radios before we move 0 l0 D7 O$ n; a$ }8 a" L# i
> forward. We are interested in your 900MHz radio to start.
' a. ~* U% m1 p( t* E) C; n |
|