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客户要求如下,如果哪家工厂可以做,请和我联系 ' i' J. j) T7 c7 N5 L
> The application that we have in mind is similar to others that we commonly ' s2 t$ S2 ^. \2 A+ b+ P
> have. If we were to pay for FCC approval, we would want to use the modem ) T$ B( n% h0 b y5 K# [
> units in all similar applications under the same approval number. + x' s9 N( m0 p, S- C+ |- R. k$ r
> Therefore, we would like to be able to configure the units to a specific
8 O% x) \+ P9 H" W, m/ N" {> application. For the business that we do, this approach will yield more ! X% P* R, H- `8 O E
> sales based on the same product and approval. We are interested in the }3 L6 c- g; D0 U
> following specifications:
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> - 2 inputs at the Transmitter with three possibilities; $ y# o( S9 h5 s# ]
> 2 analog * W g: i* m5 O+ g z
> 2 digital
. O, U7 \! Y) d5 m> 1 analog and 1 digital 5 s1 ?7 K8 P8 e( s$ F( j
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> - 2 outputs at the Receiver with three possibilities to match inputs % |; W5 Y/ M/ w% V6 x: ]
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> - Ability to configure/define analog Transmitter input ranges through 3 k7 u* N! M+ M d5 \& e- Q4 \* M
> simple programming method to correspond with full-range analog Receiver 0 J2 ]) p! V/ F; I2 `: |( @8 l
> outputs (0 - full voltage).
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> - 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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( x( @. s0 H2 @. V. V) E# b, f> - Ability to configure a power saving Sleep Mode in the Transmitter by # q; t0 v+ |' O" ^, C
> 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
% n( O( }8 e$ X. S1 U, }( e( H> settings. This would preferably be from a computer terminal so that
9 i- e# R7 O" S: U+ x, q> configurations can be saved or easily duplicated for production volumes.
+ B( m3 t5 C( W4 N> The units should be small and compact with shielding, and able to mount % E8 A# D3 x6 d% f1 R! Q- D6 J
> 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
( V! P* G0 X: F/ p1 }8 O3 ^> might be similar to this proposed system. We do not expect that you
- q# E% i0 g% r5 T! z9 n( k8 F# S& ~> provide all of these specifications at this time. I can describe our # _% q7 N+ U6 p5 i+ u
> immediate application needs in the next email if this project is of ; V+ h; Y; I, K) Q( s
> interest to you. Perhaps you can make the samples by those
7 E- e7 g- z! K> specifications. This will allow us to test your radios before we move
6 G9 ~- o: i5 G4 @9 D> forward. We are interested in your 900MHz radio to start. % g& k: W! D, X$ Q) b
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