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客户要求如下,如果哪家工厂可以做,请和我联系 , W% {: J4 v$ j }+ x8 s
> The application that we have in mind is similar to others that we commonly
! M) Q4 s( ]; h2 R: q> have. If we were to pay for FCC approval, we would want to use the modem
* ~8 u: B0 ^7 Z" ^+ M, Q> units in all similar applications under the same approval number.
) B' x/ j$ m! |> Therefore, we would like to be able to configure the units to a specific 3 n7 s: H3 d% w5 S
> application. For the business that we do, this approach will yield more 5 H- O0 V3 s2 W3 S2 t, S1 Y3 V
> sales based on the same product and approval. We are interested in the
! M3 `4 v* J6 K1 T" R> following specifications:
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> - 2 inputs at the Transmitter with three possibilities;
& o7 ^, G+ ~5 `0 d2 i! s6 D5 D> 2 analog
( j4 f* v2 A- U {- b- b( `> 2 digital
9 m% c& K/ e2 J> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs % x2 \ C- w p0 X p
> 6 k' F5 B- ?, ^7 _: v! o( X) ?, M' T
> - Ability to configure/define analog Transmitter input ranges through + M( p* {7 ^ h5 j0 i( w ?# c
> simple programming method to correspond with full-range analog Receiver 1 h9 m" _% }* ]8 ~8 ?1 @8 W; x" H
> outputs (0 - full voltage).
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' t) I' u9 F, K# A9 q9 y> - Ability to configure and set sample rates for the inputs. 6 ]0 N- ?% d( D+ t" Q/ B
>
7 e- Z. C/ _8 F3 P> - Digital output on Transmitter that turns on during the sampling period. " \" u: A% c6 M) o
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> - Ability to configure a power saving Sleep Mode in the Transmitter by 3 n& y5 y t, s2 I! Q0 a; n
> both software control and input hardware control.
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0 z( @2 @0 R. {' e( W> In order to configure the units, we would need a way to make the
: g% f# ?2 E" ^> settings. This would preferably be from a computer terminal so that 6 |) _3 }* r: H* R% B Z. @
> configurations can be saved or easily duplicated for production volumes. ( k; F h) U4 b
> The units should be small and compact with shielding, and able to mount 3 @* C3 M; f, m9 ?5 I
> to a printed circuit board with header connector.
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9 v5 i3 Z/ p. A5 S& F- u/ H b> At this time, we are interested in samples of a pair of modems that
. l) \2 @+ J P; n: X6 S7 L% o> might be similar to this proposed system. We do not expect that you " |8 U J5 h+ B0 Q) d
> provide all of these specifications at this time. I can describe our
B* Q+ Q3 T Z u0 m> immediate application needs in the next email if this project is of * J3 L3 J8 Q' o: Q
> interest to you. Perhaps you can make the samples by those
2 m# w# Y& G) ~) ^> specifications. This will allow us to test your radios before we move 5 P; y; U( j* Z. e4 T- y B; P
> forward. We are interested in your 900MHz radio to start.
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