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5 ~# h7 {) B! v+ x8 W客户要求如下,如果哪家工厂可以做,请和我联系
& D# X+ x! _4 n> The application that we have in mind is similar to others that we commonly
# `8 ]# K; N) o) q, A; }> have. If we were to pay for FCC approval, we would want to use the modem
( Q! s& y `0 U: ?1 \> units in all similar applications under the same approval number. $ H9 E3 M5 A2 y6 A) H" L7 p
> Therefore, we would like to be able to configure the units to a specific
: V( ?8 [: x3 z2 o' W# J- R i/ ?> application. For the business that we do, this approach will yield more
% l- B7 j0 h9 N8 b) B; v* \) p* w> sales based on the same product and approval. We are interested in the
1 v3 h! H$ K! q& x; B* e4 R> following specifications: ; P" }, h/ i) b: R1 w% J
>
. \7 e6 i7 C. M1 M, E> - 2 inputs at the Transmitter with three possibilities; # Z- \5 w5 Y) ~; M
> 2 analog
5 K. i. a. L$ F% U4 `7 a: e: w> 2 digital
( p8 j) J7 Q! _! y5 O> 1 analog and 1 digital ' V1 W# Y- \; I
>
+ `. Q5 k! F2 @- G+ P> - 2 outputs at the Receiver with three possibilities to match inputs
% e0 K T3 R/ t% {8 [8 ]+ G6 r>
8 {( R' h* p& n, u: Q0 g! {+ E5 O> - Ability to configure/define analog Transmitter input ranges through
6 O2 ^9 a& f1 w8 ` z> simple programming method to correspond with full-range analog Receiver # t1 O% v3 |) t( {, v
> outputs (0 - full voltage).
; ~& l1 M! Q1 D$ ^4 Z" D>
7 J# I) C0 e( l> - Ability to configure and set sample rates for the inputs.
+ a- |( ~) w/ n- k4 |& F>
% J9 l, y! M$ ^" j7 c% N/ v5 L> - Digital output on Transmitter that turns on during the sampling period.
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5 l, T4 s6 W, h) i> - Ability to configure a power saving Sleep Mode in the Transmitter by ' Y I% u8 P& @
> both software control and input hardware control.
1 Q1 @1 F3 z6 S6 ^! y. ]>
, V! I& [) m& m( G> In order to configure the units, we would need a way to make the
. F- O+ `- z) ? H) L3 j> settings. This would preferably be from a computer terminal so that
; B( o0 ^6 l( B) C> configurations can be saved or easily duplicated for production volumes. / G( E- ^0 f3 G5 Z' f9 Y! y! F8 O" S
> The units should be small and compact with shielding, and able to mount
1 {7 H2 F# K7 i) a# U5 W2 ~> to a printed circuit board with header connector.
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> At this time, we are interested in samples of a pair of modems that ( E5 f" P6 q5 X
> might be similar to this proposed system. We do not expect that you * ]; T) l5 S5 r1 a8 G
> provide all of these specifications at this time. I can describe our
) @# S1 W( i8 b& u> immediate application needs in the next email if this project is of
) H# f) b4 y5 w# W: L A> interest to you. Perhaps you can make the samples by those + y5 m+ W& c4 H9 i
> specifications. This will allow us to test your radios before we move
( a3 Q7 e0 ^' Y> forward. We are interested in your 900MHz radio to start. W- W# v7 w8 M: B8 [
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