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% ]: a& V( j& M; F B3 ?; ]# j$ ]3 I( t客户要求如下,如果哪家工厂可以做,请和我联系
5 L2 s: @4 ]3 i% T> The application that we have in mind is similar to others that we commonly $ ?0 ?6 X2 Q B% T
> have. If we were to pay for FCC approval, we would want to use the modem
& L, X5 j; J! i> units in all similar applications under the same approval number.
; P4 F6 V+ B. ?( }- D> Therefore, we would like to be able to configure the units to a specific - u5 y5 `+ b" B/ n, W# G, A
> application. For the business that we do, this approach will yield more % T" y+ ?9 ]4 z2 \0 E! R, T
> sales based on the same product and approval. We are interested in the
; k! w9 H( I; ]& L6 M; N' j> following specifications:
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$ b+ @ b7 U" {; U# x1 H> - 2 inputs at the Transmitter with three possibilities;
6 f6 z; m- z3 x0 r> 2 analog
' F$ v5 `6 _& Z o6 s/ @> 2 digital
( O: V# S5 H( b0 l+ D, p6 u6 B> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs
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9 P* w( z/ i) u6 T4 _# r> - Ability to configure/define analog Transmitter input ranges through / y9 g# r% B4 u' J
> simple programming method to correspond with full-range analog Receiver 8 z4 p# y# L7 y1 Y V- g( o; a
> outputs (0 - full voltage). 0 l7 ^& a$ D+ @. x& ]
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7 X' ^" Q* J7 T ^+ }# i( V> - Ability to configure and set sample rates for the inputs.
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: H9 ~4 L& h2 w" T7 \9 t> - Digital output on Transmitter that turns on during the sampling period.
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> - Ability to configure a power saving Sleep Mode in the Transmitter by
' X% {) u# `( c> both software control and input hardware control.
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( W( n- H s( j- ^> In order to configure the units, we would need a way to make the * q4 Q s) x# w6 r
> settings. This would preferably be from a computer terminal so that * f6 `! O5 k/ f8 H
> configurations can be saved or easily duplicated for production volumes.
/ `0 _5 q0 ]* D> The units should be small and compact with shielding, and able to mount
. _" ~* j: m# l> to a printed circuit board with header connector. & r3 F9 L) {# l8 k) ?- f2 S- h
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> At this time, we are interested in samples of a pair of modems that
8 {' O& x- D4 e" ~6 S> might be similar to this proposed system. We do not expect that you 9 T- |+ f2 ^, I g) m9 ^
> provide all of these specifications at this time. I can describe our
8 `% Z4 o( k- q% g2 Y; [> immediate application needs in the next email if this project is of
& Y- I6 v# b' ~# B> interest to you. Perhaps you can make the samples by those 1 c% @) b f) ^" v3 U7 Z" q
> specifications. This will allow us to test your radios before we move
}$ K* }7 V1 @> forward. We are interested in your 900MHz radio to start. 6 { L3 X/ [/ s. ?
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