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& J- q% X, g6 d# i, g0 k客户要求如下,如果哪家工厂可以做,请和我联系 / T! k* m- g9 r( z p; S8 ^. u
> The application that we have in mind is similar to others that we commonly
) t5 m* W, N& x4 m, ~1 }0 C- K> have. If we were to pay for FCC approval, we would want to use the modem
) i2 h! @9 t* Y! [. S> units in all similar applications under the same approval number.
4 H. Q; @2 ]* k> Therefore, we would like to be able to configure the units to a specific 9 N' J, m* t4 \( i0 h4 W; d6 ?
> application. For the business that we do, this approach will yield more 7 C0 j/ S# u& t5 {
> sales based on the same product and approval. We are interested in the
. C0 h3 i6 `8 A4 W8 |> following specifications:
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> - 2 inputs at the Transmitter with three possibilities; # ^/ P/ u, h3 v5 k8 f
> 2 analog " F% W0 @0 I" U/ L% n6 m* ]
> 2 digital
" h1 u9 J0 y7 K U e% A' n> 1 analog and 1 digital
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0 r3 R* Y7 t3 Z5 f0 {! _> - 2 outputs at the Receiver with three possibilities to match inputs
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6 e* u3 d" Y) j> - Ability to configure/define analog Transmitter input ranges through # @, l1 j( g1 _8 r1 f* y3 ]" p
> simple programming method to correspond with full-range analog Receiver
, A3 c: D4 m1 p> outputs (0 - full voltage). 5 x) u3 [+ @* g2 j: \$ z
> $ w4 X) r @9 B; T2 x0 [
> - Ability to configure and set sample rates for the inputs. 1 `' \+ {- G6 ]0 v; q3 n3 S
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> - Digital output on Transmitter that turns on during the sampling period.
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> - Ability to configure a power saving Sleep Mode in the Transmitter by
8 j, g7 q) p$ b> both software control and input hardware control. 1 J5 `* ?) a, E% `- c( d9 A
>
0 W1 H7 \4 X% z7 z& h& c> In order to configure the units, we would need a way to make the " c& C9 v& _+ F W5 s; J# Q
> settings. This would preferably be from a computer terminal so that
+ s+ F) Z0 c$ G6 L9 Z3 K4 A$ X> configurations can be saved or easily duplicated for production volumes.
6 Z# p0 ?1 T9 w( y% L> The units should be small and compact with shielding, and able to mount 2 d7 c- B6 B$ w+ v
> 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 , U4 S7 }! k- m+ C! o
> might be similar to this proposed system. We do not expect that you 7 E! r6 a9 g& i9 k0 L0 i
> provide all of these specifications at this time. I can describe our ' }! b3 ^: ~& `! [6 Y6 }
> immediate application needs in the next email if this project is of & Q# l0 ^* K7 A8 u2 {/ E9 E( \
> interest to you. Perhaps you can make the samples by those
. ~1 b' G$ S2 s: F4 c> specifications. This will allow us to test your radios before we move
6 R0 a) [6 A* B> forward. We are interested in your 900MHz radio to start. 5 A9 Z: M6 L8 e! x7 n6 |& H
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