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1 h6 u: A4 |' g! S$ b" q* A- U客户要求如下,如果哪家工厂可以做,请和我联系 ; R5 b; C0 } ?
> The application that we have in mind is similar to others that we commonly # t, d+ s' H+ R7 b% p0 v5 P, g1 a
> have. If we were to pay for FCC approval, we would want to use the modem
- \( U: p9 O; H/ N w' y( s( w> units in all similar applications under the same approval number. / O0 |- x7 J3 _" `0 t- e6 v: b6 C
> Therefore, we would like to be able to configure the units to a specific
3 S8 F) j% k" j# F> application. For the business that we do, this approach will yield more ' _+ x) E) l1 {7 P' a$ N# a
> sales based on the same product and approval. We are interested in the
& f0 L9 t8 O$ u2 O6 A/ `> following specifications:
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> - 2 inputs at the Transmitter with three possibilities; ; t, {8 u z: g; _+ {8 z/ |7 `
> 2 analog
! r& w% i+ H% ?+ {" u> 2 digital " K5 H+ c& b* [# j# U/ Y4 U# H! y* M
> 1 analog and 1 digital
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% f. k8 I7 }: H4 D8 r: M! h$ x! E> - 2 outputs at the Receiver with three possibilities to match inputs
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+ ~% V' J: W* s/ G$ s3 {; Y6 U2 [> - Ability to configure/define analog Transmitter input ranges through
7 x6 V! w v1 n, _> simple programming method to correspond with full-range analog Receiver 7 ^8 g2 {) u% z. d# ~
> outputs (0 - full voltage).
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) s6 U" k" }, w/ M5 Y> - Ability to configure and set sample rates for the inputs. 7 X' f3 s; ^3 V! K$ R
>
6 o+ M+ E% o# s8 K5 c7 t9 r6 Y# Q# k> - Digital output on Transmitter that turns on during the sampling period. , G# T3 h0 |4 l o) @' A' ?' r
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> - Ability to configure a power saving Sleep Mode in the Transmitter by
: C9 L# r; b. G. z4 W/ ]0 _0 A8 e> both software control and input hardware control. f( \8 C+ h0 C* @( I7 K- i
> 1 }: l2 w6 Z# P* A, M. m) U
> In order to configure the units, we would need a way to make the
( o" u1 W s: i" ?9 d> settings. This would preferably be from a computer terminal so that & s5 ]: l8 I* e
> configurations can be saved or easily duplicated for production volumes.
, o+ x! B1 Z; S2 ~> The units should be small and compact with shielding, and able to mount
" V B% o+ |6 l# I4 C> to a printed circuit board with header connector. 2 o$ C% r+ x \5 u9 t7 x
>
: {$ f8 p1 I6 S! z> At this time, we are interested in samples of a pair of modems that : \$ W% w$ D% K- J* E+ A1 ^
> might be similar to this proposed system. We do not expect that you 8 L @/ t& Y' u* _0 |9 F; b
> provide all of these specifications at this time. I can describe our , ]5 I7 G' a$ A( b" A9 n
> immediate application needs in the next email if this project is of * K6 O3 N# s4 ?$ m
> interest to you. Perhaps you can make the samples by those
0 u) k- f! F' M& m> specifications. This will allow us to test your radios before we move
- i6 t3 h3 j# A0 d> forward. We are interested in your 900MHz radio to start. 3 o6 ~9 j; \( k" ^5 l
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