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& }4 j- B P- k3 `客户要求如下,如果哪家工厂可以做,请和我联系 1 \: o; X: Y+ }7 ]4 o: S0 G6 c- Z
> The application that we have in mind is similar to others that we commonly
4 K7 C5 D! D* C+ u* N1 x, K& |> have. If we were to pay for FCC approval, we would want to use the modem $ Q6 G! }% R/ `5 L
> units in all similar applications under the same approval number. 1 @: w9 s) n. _6 t7 N
> Therefore, we would like to be able to configure the units to a specific 2 y- c8 I. g1 l e Y1 V4 B+ a
> application. For the business that we do, this approach will yield more ( z4 W" Q1 W6 z0 P
> sales based on the same product and approval. We are interested in the
9 Q' B2 Y# S& o7 g: E& L> following specifications: 5 {# s; t* m/ e. V$ S K
> 5 P, X) Q# X" b/ B
> - 2 inputs at the Transmitter with three possibilities;
, e3 k$ a; f" S1 c! @> 2 analog
9 I4 \" ?! B# J, L> 2 digital
/ u/ Y! | u3 N- T" p+ }, g> 1 analog and 1 digital ) T9 B0 R3 P( x" m
>
* H9 z; ^4 c7 V' N4 P8 I> - 2 outputs at the Receiver with three possibilities to match inputs
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> - Ability to configure/define analog Transmitter input ranges through
: X' y0 }& S4 `. c& O( N: ?$ S> simple programming method to correspond with full-range analog Receiver
: S- w, J3 { @6 ^) h> outputs (0 - full voltage). ' R9 f" e! p! A2 S( w' {
> $ X- z; e& a8 {% [. u1 e+ ^
> - Ability to configure and set sample rates for the inputs. ! e% h4 x/ @5 y
>
; s) H, G: C2 C6 y> - Digital output on Transmitter that turns on during the sampling period. % v" I# f5 s) N
> 4 H# A/ Y9 N( Z* s, y; }1 X
> - Ability to configure a power saving Sleep Mode in the Transmitter by 9 j8 M# v& d$ _1 e4 k$ A; j
> both software control and input hardware control. # ]) D/ W: {$ n. f' G1 U7 z
> % R- @2 N* |$ v4 R; V
> In order to configure the units, we would need a way to make the
; ^" b7 I% A+ _7 b7 W6 q* j) h: U> settings. This would preferably be from a computer terminal so that * |2 ]. w' z0 a# `3 J+ E
> configurations can be saved or easily duplicated for production volumes. 2 B9 i5 }: ] h" B; r; k! _
> The units should be small and compact with shielding, and able to mount , t' w- a% ~$ q2 A
> to a printed circuit board with header connector.
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6 v# J4 L3 a% T- P> At this time, we are interested in samples of a pair of modems that ) ]9 ]3 Z; S( A% @9 n% Z3 b1 r
> might be similar to this proposed system. We do not expect that you
* q% Q4 M* i6 ]9 J, ~> provide all of these specifications at this time. I can describe our
% E x$ f+ T- ~) o5 h; c( z> immediate application needs in the next email if this project is of 3 d+ s) w* w0 L) g6 }
> interest to you. Perhaps you can make the samples by those
) W* f: X4 s* x> specifications. This will allow us to test your radios before we move + ?) ` K) @* @6 {
> forward. We are interested in your 900MHz radio to start.
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