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& y2 y' A* r; r# p" V5 s客户要求如下，如果哪家工厂可以做，请和我联系
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> The application that we have in mind is similar to others that we commonly
+ B+ R0 H7 p1 u5 k> have. If we were to pay for FCC approval, we would want to use the modem
$ S. \: S& R' [3 W) Q% y> units in all similar applications under the same approval number.
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> Therefore, we would like to be able to configure the units to a specific
7 }8 k& V7 H5 J* Y> application. For the business that we do, this approach will yield more
2 V. Y9 y2 Q4 b2 `; g! ^% e. `6 I* U> sales based on the same product and approval. We are interested in the
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> following specifications:
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>
M/ M0 T- S; s6 Y+ g) J$ w" Q> - 2 inputs at the Transmitter with three possibilities;
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> 2 analog
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> 2 digital
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> 1 analog and 1 digital
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>
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> - 2 outputs at the Receiver with three possibilities to match inputs
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> - Ability to configure/define analog Transmitter input ranges through
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> simple programming method to correspond with full-range analog Receiver
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> outputs (0 - full voltage).
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$ [! i% Z+ }! I> - 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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> - Ability to configure a power saving Sleep Mode in the Transmitter by
( a7 m# ~; ] S5 j& }1 T> both software control and input hardware control.
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>
) a* C: n9 t/ Z& |> In order to configure the units, we would need a way to make the
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> settings. This would preferably be from a computer terminal so that
1 | J) R- Q$ n% A0 B> configurations can be saved or easily duplicated for production volumes.
+ j) x( _. h* \> The units should be small and compact with shielding, and able to mount
* L" j" [+ s9 R/ r> 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
) o- x s/ [6 d1 {$ N |> might be similar to this proposed system. We do not expect that you
8 l( x/ }. q9 B+ ]> provide all of these specifications at this time. I can describe our
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> immediate application needs in the next email if this project is of
9 X& r: z" c* A1 j4 ]# C> interest to you. Perhaps you can make the samples by those
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> specifications. This will allow us to test your radios before we move
; N2 F0 Q1 S" ]" N" X& a> forward. We are interested in your 900MHz radio to start.
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发表于 2007-5-27 20:29:37
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