|
|
0 Y+ L" Q' I; n- l C
客户要求如下,如果哪家工厂可以做,请和我联系
7 V, G' S, m' b0 [> The application that we have in mind is similar to others that we commonly
) j) L1 D2 i$ z" \9 R: i> have. If we were to pay for FCC approval, we would want to use the modem 4 f8 j! f' B5 f' M2 U. d7 U
> units in all similar applications under the same approval number. : S1 O( Y2 M' l' h2 n% D* a
> Therefore, we would like to be able to configure the units to a specific
8 S9 _, R' F/ v( j> application. For the business that we do, this approach will yield more ' w( e! Q. W. U' V4 M0 k- C8 b, V
> sales based on the same product and approval. We are interested in the . @# m0 W [. U; g, g) A
> following specifications:
( m$ R, X2 }9 l2 T5 Y> $ q. M" y4 U, P" F9 l/ v7 P$ u
> - 2 inputs at the Transmitter with three possibilities; & d7 T4 W. Z8 G( a& ?
> 2 analog
+ e1 F$ b r9 ? g1 [0 {> 2 digital
2 ]' g0 ~' p* K8 ^& b# w# h> 1 analog and 1 digital
( O) A7 z: y- T> % L+ Z9 x; U' F& b- L+ ~
> - 2 outputs at the Receiver with three possibilities to match inputs
4 M9 X. }# `6 y" T> 1 g$ @. A9 t/ J
> - Ability to configure/define analog Transmitter input ranges through
* E. L1 A1 y: [$ R4 E7 q> simple programming method to correspond with full-range analog Receiver ) ]2 m3 x- E3 X& u
> outputs (0 - full voltage). 0 u1 K2 n& T2 A( P" E9 A( D# V
> 2 ]2 G5 c5 L, E4 S6 _: |8 M
> - Ability to configure and set sample rates for the inputs.
" C' P6 b$ d/ f4 a" T> 1 w% Q+ M2 a1 W5 S7 T
> - Digital output on Transmitter that turns on during the sampling period. 9 x2 C, S* C+ M6 }, e
>
8 I5 P1 {( z j0 i( F$ k- x9 p0 O1 t> - Ability to configure a power saving Sleep Mode in the Transmitter by
B( k# |( n; w> both software control and input hardware control.
0 z: I5 h# i X4 t9 b% w>
/ b* Z+ w- h# M' X; y9 D+ [> In order to configure the units, we would need a way to make the # e, }1 D3 ]; i2 a) m
> settings. This would preferably be from a computer terminal so that
4 S( ?5 r- s5 c> configurations can be saved or easily duplicated for production volumes.
1 p2 ^% \' `$ t3 t# a! v. u- @> The units should be small and compact with shielding, and able to mount
* S! J/ \7 u+ z> to a printed circuit board with header connector. - N! E( i9 j9 O5 t- h
>
4 H% |/ V! c% x8 C/ K! M% b7 P$ Q> At this time, we are interested in samples of a pair of modems that
0 z# B$ A: ]! o& ?+ h> might be similar to this proposed system. We do not expect that you
. y; I% l# Q( e/ P8 `6 H$ O+ i. r' v> provide all of these specifications at this time. I can describe our
5 ~ I5 F' @" v* |8 K> immediate application needs in the next email if this project is of 7 T8 A- G0 v6 \7 X2 A1 G
> interest to you. Perhaps you can make the samples by those 9 U9 ?& [& |, c
> specifications. This will allow us to test your radios before we move
' V) l8 w. l1 |) F$ v# R9 v> forward. We are interested in your 900MHz radio to start. 3 f2 S7 a I! i' p
|
|