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客户要求如下,如果哪家工厂可以做,请和我联系
. O, G" ^6 k" |7 E3 D. Z> The application that we have in mind is similar to others that we commonly + w4 F: W6 `6 x& K `
> have. If we were to pay for FCC approval, we would want to use the modem : |8 F0 v, Y: }& A0 |' C# `$ X) K
> units in all similar applications under the same approval number. 4 U9 ]8 h" z _1 z( r
> Therefore, we would like to be able to configure the units to a specific 8 y& u; L& b+ u0 ~. \5 R
> application. For the business that we do, this approach will yield more ; r4 |$ e8 n7 N5 T% r7 a
> sales based on the same product and approval. We are interested in the
+ E O- }' u4 S8 B, f& i> following specifications:
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> - 2 inputs at the Transmitter with three possibilities; 4 M( z% I4 r. E8 A3 Q9 Z
> 2 analog
2 H* d: F! J0 K4 ^: }" \: e> 2 digital
8 }/ L% U6 t( C! v& j0 i. A/ B; G> 1 analog and 1 digital / C5 u- v3 d7 M8 }" }- s/ h$ {
>
0 e* S3 s' G3 B& b8 C> - 2 outputs at the Receiver with three possibilities to match inputs 7 ?+ Q5 ?2 V( T; q: W
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> - Ability to configure/define analog Transmitter input ranges through 7 u: @( J$ y# ]- u" s# ]
> simple programming method to correspond with full-range analog Receiver
0 Q6 ]- m$ ^( L# _9 k2 \> outputs (0 - full voltage). 8 P$ W4 j! G8 v
>
3 C1 F3 M+ m! h3 F/ e' q/ D# m> - Ability to configure and set sample rates for the inputs. - W1 u0 X) x, f1 ?' M0 Q2 m$ }6 Q* T
>
" I* U) Z7 D; h2 i> - Digital output on Transmitter that turns on during the sampling period. * ~+ u1 B6 H$ r. G
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> - Ability to configure a power saving Sleep Mode in the Transmitter by
' ?& V& {3 B8 |> 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 ( C9 m' q. q3 |( `# c
> settings. This would preferably be from a computer terminal so that 7 Q$ I# y0 j m
> configurations can be saved or easily duplicated for production volumes.
: S. h/ W8 T% K! x" O> The units should be small and compact with shielding, and able to mount 0 M- q/ [' V: y3 y! f
> to a printed circuit board with header connector.
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: I) s+ T& U9 Z( c. q> At this time, we are interested in samples of a pair of modems that
) F8 @( M1 G; Z" g# r> might be similar to this proposed system. We do not expect that you + U! b/ }5 _3 t$ Q
> provide all of these specifications at this time. I can describe our 8 i% y/ k! G7 |. t( g- G* \
> immediate application needs in the next email if this project is of 0 T; j7 w8 T% Y( M
> interest to you. Perhaps you can make the samples by those
6 K- \0 f& c/ \& S% U3 X6 x, U; d9 m> specifications. This will allow us to test your radios before we move
# ?* m6 L: L' e2 I> forward. We are interested in your 900MHz radio to start.
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