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" ?8 s0 x3 ?3 r; L客户要求如下,如果哪家工厂可以做,请和我联系 # w4 }5 P |' w
> The application that we have in mind is similar to others that we commonly
% S4 R+ ~6 s6 I9 N# W2 Y> have. If we were to pay for FCC approval, we would want to use the modem ! t& m( M6 \ r, w( e6 V& @
> units in all similar applications under the same approval number. 2 G, J- t: ]! _; _) t- z
> Therefore, we would like to be able to configure the units to a specific
( n! N" F# w) w& d> application. For the business that we do, this approach will yield more / s; h' Q8 ^' b$ A0 f
> sales based on the same product and approval. We are interested in the 0 D/ u* F+ s% N( a+ ]' B: n
> following specifications:
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, ]7 B5 q( V" a# X( `7 P8 e> - 2 inputs at the Transmitter with three possibilities; 3 S4 \: G9 I( ?' B- }! l
> 2 analog
5 a, O* }' d; q8 w6 ~# g: F$ E> 2 digital
8 Z3 Q4 }$ `) n" f3 p9 P9 B, w% K> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs $ s$ L8 n. }5 i; k: y
>
$ Z/ C( I$ M4 [+ Z1 A> - Ability to configure/define analog Transmitter input ranges through 5 |+ g9 S) r8 G2 |/ |8 l
> simple programming method to correspond with full-range analog Receiver [* V5 C, M( g( D3 p* p7 x8 T
> outputs (0 - full voltage). . I- C# ~ ^9 ^
>
2 w" N$ V7 w; n$ `> - Ability to configure and set sample rates for the inputs.
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# J1 n l; k& n) b> - Digital output on Transmitter that turns on during the sampling period.
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, C- P% H2 ^0 w; ^& H% e8 Q$ y> - Ability to configure a power saving Sleep Mode in the Transmitter by 5 O/ y& g$ M) R
> both software control and input hardware control. # W# | W3 n4 O) [6 F! `
> 9 ~3 h: b2 G9 c+ K+ i
> In order to configure the units, we would need a way to make the
; w4 G6 w+ m; I/ I> settings. This would preferably be from a computer terminal so that - }: p( }* V6 u5 Y1 i4 Q
> configurations can be saved or easily duplicated for production volumes.
1 Q+ D" T N6 W4 o0 S7 I: i> The units should be small and compact with shielding, and able to mount
/ p& O( |! X; C, g- V3 [> to a printed circuit board with header connector.
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7 @, n* |3 N; B# g% h1 D1 L> At this time, we are interested in samples of a pair of modems that
( }& i' n5 T1 H7 U4 k> might be similar to this proposed system. We do not expect that you # z# v& V6 Z1 f. q8 x
> provide all of these specifications at this time. I can describe our 6 Q( b* u" Y0 h7 u1 t9 C6 O7 g
> immediate application needs in the next email if this project is of 3 j" U @ t; y. ~3 X
> interest to you. Perhaps you can make the samples by those
+ P- i+ w0 Z% P0 ~ B- C0 v> specifications. This will allow us to test your radios before we move
* @* Q( N0 D# i+ K> forward. We are interested in your 900MHz radio to start. 0 d0 [$ Q. R7 z* W" c- j+ P
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