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! z; X) C a% j客户要求如下,如果哪家工厂可以做,请和我联系
6 e4 P* x* M6 D D( j> The application that we have in mind is similar to others that we commonly
/ s- j1 o/ t8 P: g; A- t> have. If we were to pay for FCC approval, we would want to use the modem $ e6 m5 k. ^( l7 ^
> units in all similar applications under the same approval number.
+ _3 m8 a8 O4 f$ ^3 f> Therefore, we would like to be able to configure the units to a specific
! V9 V8 U$ U: N. f; x G% x> application. For the business that we do, this approach will yield more
' T% d5 ~/ L: C! t h/ ^7 r" e9 ^$ P> sales based on the same product and approval. We are interested in the
# `, [) V2 x$ c8 X> following specifications:
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> - 2 inputs at the Transmitter with three possibilities; 1 L7 l1 X g% h
> 2 analog
8 [; `+ n; A6 O/ D4 y `0 [# t7 v( M; T> 2 digital 5 m1 z( E& Q& W3 U4 t
> 1 analog and 1 digital ! q; i! r2 m" c; F! x
> 7 G' q q; I, ?. x$ Q$ x
> - 2 outputs at the Receiver with three possibilities to match inputs & p" D' k$ e/ B2 W8 n5 g
>
; L8 x6 q' u+ s6 o: c& y* u> - Ability to configure/define analog Transmitter input ranges through
) j3 c; Y* K/ g2 K9 s9 j8 }> simple programming method to correspond with full-range analog Receiver
& g% a9 r! p7 w7 _> outputs (0 - full voltage). , l# Z3 v2 C `8 q) C6 @
> : m1 o; m4 Q3 [0 h. h/ b6 x
> - Ability to configure and set sample rates for the inputs.
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> - Digital output on Transmitter that turns on during the sampling period.
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D% H. X0 ~; O0 t6 Q> - Ability to configure a power saving Sleep Mode in the Transmitter by 6 U! W+ ~5 [" n1 ^; f$ ^
> both software control and input hardware control.
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> In order to configure the units, we would need a way to make the
3 E8 u& t" S9 I6 `> settings. This would preferably be from a computer terminal so that
4 }2 `5 b; f: j( T W> configurations can be saved or easily duplicated for production volumes. |4 g! Y' W8 J/ m* l, g- W
> The units should be small and compact with shielding, and able to mount
; d7 h7 O- c9 ]" o" [7 L2 b> to a printed circuit board with header connector. , g* q c7 S5 P1 W5 I
>
5 v3 |2 I- t6 F9 q. q! }> At this time, we are interested in samples of a pair of modems that
" l4 i9 N+ D& o' ]7 H' u> might be similar to this proposed system. We do not expect that you J+ n* ^ z4 T# z4 `
> provide all of these specifications at this time. I can describe our
8 i# |' R2 c3 x2 ~* c- {* a> immediate application needs in the next email if this project is of . @6 x t6 ?, ]+ z
> interest to you. Perhaps you can make the samples by those
6 e1 N9 f# C9 e4 }1 Z> specifications. This will allow us to test your radios before we move
: f+ q* ^, l% \> forward. We are interested in your 900MHz radio to start. 9 v1 j, `0 Z" y- Z
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