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客户要求如下,如果哪家工厂可以做,请和我联系 + x! n0 @* d! h, X% J4 f5 R
> The application that we have in mind is similar to others that we commonly / h G$ p$ q8 J" r! m
> have. If we were to pay for FCC approval, we would want to use the modem 2 E# s' C, i' b( F; t
> units in all similar applications under the same approval number. 9 T+ v" H5 z1 ^. G+ G# p: S& z5 S
> Therefore, we would like to be able to configure the units to a specific
- f- m3 l, `' r> application. For the business that we do, this approach will yield more
( o1 O& y3 B/ U8 U3 a/ b7 {- s> sales based on the same product and approval. We are interested in the
8 N" J, b# |1 |, Q# _> following specifications: 7 a% Y: A3 C0 o8 Z# @/ E. {) N
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> - 2 inputs at the Transmitter with three possibilities;
- o0 e+ b, O. Q( L3 h> 2 analog y _! d4 K! b0 M
> 2 digital 4 {! k2 |( }4 x# ]4 \& M2 f
> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs * f1 ?7 \2 X+ T8 t6 {* c& ?
>
& V3 j, e8 N9 H7 D8 ?/ j> - Ability to configure/define analog Transmitter input ranges through - y$ R1 N6 k; F7 H6 Z9 C+ \4 n- g
> simple programming method to correspond with full-range analog Receiver
. q8 V) z7 j8 v4 a/ N: v5 j> outputs (0 - full voltage). $ B* P0 @+ V, b& [
>
, J/ L9 v! t& X; g# U> - Ability to configure and set sample rates for the inputs. 8 e$ `- t7 Y7 @9 K4 u4 }9 H6 r
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> - Digital output on Transmitter that turns on during the sampling period. , P- g% H1 _+ r5 [6 `% q9 `9 y
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> - Ability to configure a power saving Sleep Mode in the Transmitter by
! U, S2 I4 f: H. i3 |! W& b> 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
5 A% k1 D/ y: q! V8 R> settings. This would preferably be from a computer terminal so that ' H% C0 t+ _. a" F
> configurations can be saved or easily duplicated for production volumes. 8 F+ \" A/ H2 o! t
> The units should be small and compact with shielding, and able to mount $ p1 P+ A% }; J1 D5 s8 H
> to a printed circuit board with header connector.
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& ?7 \3 G& U; z$ }) P# }4 l6 g3 g! V> At this time, we are interested in samples of a pair of modems that " {+ [1 E* Z( l# b9 X; V
> might be similar to this proposed system. We do not expect that you 7 W3 Q+ d C+ M6 R. @
> provide all of these specifications at this time. I can describe our 9 O' T& ~- n `9 w+ `0 P# c! H
> immediate application needs in the next email if this project is of 2 C% g+ W# d- w2 x1 ]
> interest to you. Perhaps you can make the samples by those 7 Q4 h& g2 K! m4 j) ?
> specifications. This will allow us to test your radios before we move # _9 N6 p7 y3 Z
> forward. We are interested in your 900MHz radio to start. $ q7 O$ y1 v& V
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