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9 Q2 R! d: Y/ M% a客户要求如下,如果哪家工厂可以做,请和我联系
! i' M% Z' k a u> The application that we have in mind is similar to others that we commonly % x9 {) c4 o: \% p1 q, C% q
> have. If we were to pay for FCC approval, we would want to use the modem 1 S7 N; A( }1 q2 q/ x4 g# X. n1 q' T
> units in all similar applications under the same approval number. - W" O9 U8 n5 w8 Q7 L) ?
> Therefore, we would like to be able to configure the units to a specific % v8 P- t+ V5 F6 Q" ?
> application. For the business that we do, this approach will yield more
9 T6 W$ [! a' q& X> sales based on the same product and approval. We are interested in the + n" n; q" G4 N8 n
> following specifications: + W$ N( S' ]; H$ C4 C* F' W* c. j
> " [1 ]2 I$ v; T4 z% d: r4 O6 _! t
> - 2 inputs at the Transmitter with three possibilities; 6 j5 P$ X1 J+ J- ]1 X7 n
> 2 analog 2 A9 v% U4 n1 E F2 l" `* m# s* J
> 2 digital 7 T4 ^6 q& M6 a( T( Z$ _0 \5 {
> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs
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; G3 b2 x1 S4 e5 u. L0 F0 f. i> - Ability to configure/define analog Transmitter input ranges through % `- W: q2 Q9 W( b6 b: P
> simple programming method to correspond with full-range analog Receiver . ^3 `. |+ [, n
> outputs (0 - full voltage). - a1 `& t, H$ H3 b2 `/ q
>
2 l% D( p3 R6 q+ z. T> - Ability to configure and set sample rates for the inputs. . l2 S$ y, x7 C7 r2 `) |
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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 " d# G8 c9 D7 A0 L5 e
> both software control and input hardware control.
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8 M6 E; Y! F0 W$ X> In order to configure the units, we would need a way to make the
]8 Z) I3 ~8 x x> settings. This would preferably be from a computer terminal so that 2 T9 }, }; h- D" @" t0 S; b
> configurations can be saved or easily duplicated for production volumes.
- h6 t, Z5 i% N+ ]- E( X \> The units should be small and compact with shielding, and able to mount ! ?; z# \, }, |
> to a printed circuit board with header connector. ! M$ a; [" a9 z4 H
>
8 U8 {8 c0 C$ C" N' k> At this time, we are interested in samples of a pair of modems that
3 E6 z! ^! W8 F. Y q. E> might be similar to this proposed system. We do not expect that you
' ]' r9 C" e7 o; u6 [> provide all of these specifications at this time. I can describe our
8 z6 g. E- K6 K: K* _> immediate application needs in the next email if this project is of
# }! o8 i; |! I3 D$ [& u5 R> interest to you. Perhaps you can make the samples by those
' @" i% F0 l2 g> specifications. This will allow us to test your radios before we move
$ i) |$ D0 d8 U> forward. We are interested in your 900MHz radio to start.
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