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; S$ W) C! p4 Z6 N3 Z客户要求如下,如果哪家工厂可以做,请和我联系 2 `) i- V7 c8 f; R' t. Q- Z
> The application that we have in mind is similar to others that we commonly
/ m. r2 p, x% z> have. If we were to pay for FCC approval, we would want to use the modem 5 ]/ g3 m$ }1 P/ s
> units in all similar applications under the same approval number.
: k! M+ u, Q) H> Therefore, we would like to be able to configure the units to a specific
: d9 k+ H: P0 N: D8 U8 l# I# G9 @> application. For the business that we do, this approach will yield more
! a( \( d$ g0 R> sales based on the same product and approval. We are interested in the ; k& ^4 B* }) x) Q: ~: q! u9 {
> following specifications:
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> - 2 inputs at the Transmitter with three possibilities; 4 T9 Z4 T* M7 v, Q
> 2 analog
2 E' g# G0 J" f5 F" |2 I& F8 S> 2 digital
1 e. m- p! X5 ], t& N) I& f' z u> 1 analog and 1 digital 3 ?$ [" l& w9 g, o( t X! G
> ' L3 e# ]5 y: j8 X8 S) [9 e( }
> - 2 outputs at the Receiver with three possibilities to match inputs
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+ a( f& B; v* r. E; u/ J> - Ability to configure/define analog Transmitter input ranges through ! A/ X: g8 Z1 y( m6 r5 j1 U
> simple programming method to correspond with full-range analog Receiver
' o% h" j% {! X9 L4 r- Q" ~> outputs (0 - full voltage).
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! I3 W# F" P4 B) d, H> - 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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9 j7 j! I- A0 T: R) i> - Ability to configure a power saving Sleep Mode in the Transmitter by ! t5 S6 g+ C$ u& r% n4 u
> 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 ' x2 ]0 h6 y+ [
> settings. This would preferably be from a computer terminal so that
7 Q! w6 ]' M! x5 o3 Y0 k> configurations can be saved or easily duplicated for production volumes.
, [, P. F2 s, y8 J4 O" l> The units should be small and compact with shielding, and able to mount ' O! J# N9 x. \3 w8 n! `1 e
> to a printed circuit board with header connector. 6 D1 U5 J7 w) W3 [
>
+ b N7 h* c2 B. J4 I# C$ u> At this time, we are interested in samples of a pair of modems that - F2 ^% s4 {+ ], N* z2 n/ A
> might be similar to this proposed system. We do not expect that you
. H7 C+ b+ A8 q> provide all of these specifications at this time. I can describe our 5 q1 m- V; w3 {7 v
> immediate application needs in the next email if this project is of
1 F9 i. B% c, X4 e! l6 s% N> interest to you. Perhaps you can make the samples by those . p2 ?6 I% r* s3 A$ _; `7 d; J
> specifications. This will allow us to test your radios before we move
' g2 h, M' i4 M% d1 q> forward. We are interested in your 900MHz radio to start.
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