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1 E/ a: ]% ?4 k' s$ r' f' U客户要求如下,如果哪家工厂可以做,请和我联系 % P+ }: }' M: ]' e( d
> The application that we have in mind is similar to others that we commonly % ]8 w- ~/ H& n% P
> have. If we were to pay for FCC approval, we would want to use the modem 9 c# S" I0 \3 C+ p; X) b) ^
> units in all similar applications under the same approval number. 5 _% {4 b6 |% [ P
> Therefore, we would like to be able to configure the units to a specific
/ Q# p# j/ n7 I! J: s4 t; ]> application. For the business that we do, this approach will yield more
1 U6 W; V% A6 d5 M> sales based on the same product and approval. We are interested in the 7 j; j2 R( S6 n- t( }" {
> following specifications:
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> - 2 inputs at the Transmitter with three possibilities; $ S' k' |1 v+ \ q
> 2 analog ; B, b2 L+ W7 U" V" ?4 `6 A# a
> 2 digital ; o% i, x. L( L; }. x; S
> 1 analog and 1 digital
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% N' e% E& } e> - 2 outputs at the Receiver with three possibilities to match inputs $ J! I/ Q- P! a8 |- U+ b6 U9 K
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> - Ability to configure/define analog Transmitter input ranges through
3 r# c q% ?/ D( V4 _/ f0 c6 X% m> simple programming method to correspond with full-range analog Receiver 3 R/ N5 s* g+ X5 v$ r# d8 ?% w
> outputs (0 - full voltage). ; \+ f' u1 D. H8 p
>
5 O4 a$ c* p3 a0 o- w4 @( o' C2 B3 m, S& p> - Ability to configure and set sample rates for the inputs.
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# L- T# D G& k- W7 d1 q, S% ]> - Digital output on Transmitter that turns on during the sampling period. 4 ~+ D, u5 C7 n/ c1 f. Z
>
2 M3 U5 h1 s# \+ {0 n B0 ~! E> - Ability to configure a power saving Sleep Mode in the Transmitter by ( e# N. @% D& T
> both software control and input hardware control.
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$ X1 O6 q! d5 c4 j( w> In order to configure the units, we would need a way to make the % U: }4 k/ h! c6 k! [- h+ H u* M9 A. I
> settings. This would preferably be from a computer terminal so that
- c) p H( x6 O/ D+ A- c> configurations can be saved or easily duplicated for production volumes.
8 V' S( W1 w- [% o: b0 T7 E> The units should be small and compact with shielding, and able to mount
2 [- b+ _5 O: u0 M> 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
+ t4 N$ D0 E. I% f: z! U> might be similar to this proposed system. We do not expect that you 5 e6 c) Z7 p" f+ X% X" O4 y* L9 g
> provide all of these specifications at this time. I can describe our 0 p, {2 d& A: M9 {& F
> immediate application needs in the next email if this project is of
1 v8 z" j( q8 X+ E' z5 I2 b) H> interest to you. Perhaps you can make the samples by those ( m: `4 y& H# m7 U$ s, N* f8 k
> specifications. This will allow us to test your radios before we move
7 @9 {3 L7 W: L7 t: K# k0 r9 d> forward. We are interested in your 900MHz radio to start. 2 O/ s+ b3 c2 m% D5 ~: G6 G. f
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