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; _. p, h" @# ~ O客户要求如下,如果哪家工厂可以做,请和我联系
/ P0 P7 S7 k4 D2 J> The application that we have in mind is similar to others that we commonly $ r! a2 R9 ?- ]5 T5 E
> have. If we were to pay for FCC approval, we would want to use the modem ' K$ g* N/ O5 U4 }5 Z# o# t. k/ u5 c
> units in all similar applications under the same approval number. " D' a/ Q# c" } t n
> Therefore, we would like to be able to configure the units to a specific + E7 k8 G8 N$ x e$ ]
> application. For the business that we do, this approach will yield more
9 c& M) G3 i: D, c5 y" |- a> sales based on the same product and approval. We are interested in the
- D+ f2 H& Q( G, e% @* p8 I> following specifications: S7 O( O; P- C/ a
> 3 `& k2 o! u' T2 p' H l: f
> - 2 inputs at the Transmitter with three possibilities; ) ]: e/ A% R2 [9 Y
> 2 analog
% Y$ S, E6 L, _4 \' `% Q2 O: p> 2 digital
8 H6 r/ o) y' w C, J$ J/ G, J5 Y> 1 analog and 1 digital ; W. p( g6 H# \
> 9 r! i* Y' x8 N9 M* G9 _
> - 2 outputs at the Receiver with three possibilities to match inputs
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> - Ability to configure/define analog Transmitter input ranges through 9 ?7 |, p+ m ~( i
> simple programming method to correspond with full-range analog Receiver ) s7 U$ T% R2 U7 C
> outputs (0 - full voltage). 6 x7 [! B% v+ w0 G |; m
> ; Y$ K; g: L8 G) `: `: Y) V
> - Ability to configure and set sample rates for the inputs.
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7 \' N$ r @/ K# O+ p> - Digital output on Transmitter that turns on during the sampling period. 6 Y" m& I! t( I
>
4 ~: n4 d( j$ t9 u% d+ M> - Ability to configure a power saving Sleep Mode in the Transmitter by % [+ p/ n% G; ^# _
> both software control and input hardware control.
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" M8 Z8 n3 b9 A1 k> In order to configure the units, we would need a way to make the
3 K6 L2 R |% n) g& V* ]> settings. This would preferably be from a computer terminal so that : c/ U. a% N) i: Y D
> configurations can be saved or easily duplicated for production volumes. & D4 B- h+ M/ m0 S" A- @
> The units should be small and compact with shielding, and able to mount
$ J$ ] O9 K* y> to a printed circuit board with header connector. 0 {4 A) c9 [; C% R, b( b
>
+ H- q f" U3 ^0 v9 Z3 X5 s> At this time, we are interested in samples of a pair of modems that 4 \- ^! E/ q* |4 ^8 a& S
> might be similar to this proposed system. We do not expect that you $ X* t n3 e: I
> provide all of these specifications at this time. I can describe our ) |& K+ v1 d8 _
> immediate application needs in the next email if this project is of - I% m8 S8 f3 p
> interest to you. Perhaps you can make the samples by those
4 _( @" m" ~7 K, J> specifications. This will allow us to test your radios before we move
A, ^% |3 @! N+ ?> forward. We are interested in your 900MHz radio to start.
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