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! o9 j1 `/ `( Q8 i5 c客户要求如下,如果哪家工厂可以做,请和我联系 ' d/ j& d" x4 D% g/ H' v9 z1 ?
> The application that we have in mind is similar to others that we commonly
8 s& i% N* J/ Q# ?- M* X- V9 C> have. If we were to pay for FCC approval, we would want to use the modem 3 k$ K. L: ^* H0 P6 v# T
> units in all similar applications under the same approval number. 9 U* X- l5 M+ }: n
> Therefore, we would like to be able to configure the units to a specific
* \" Y7 w% ~! M9 l4 ]8 p> application. For the business that we do, this approach will yield more
/ t, g5 U0 b. A) c; q. t> sales based on the same product and approval. We are interested in the
5 n N" s8 u' ?# @/ _& i/ N> following specifications:
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> - 2 inputs at the Transmitter with three possibilities;
; d! x2 R2 O: M, w3 q4 E> 2 analog
7 N& M' y6 X0 {8 p> 2 digital ( ?6 s6 O0 l2 y' X: j
> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs 9 Y l p. {8 x0 k1 a% N/ T
> 7 g- g& B7 h! l; I, ?. w5 L5 G
> - Ability to configure/define analog Transmitter input ranges through
& R6 Z- R9 z& i, s4 ~> simple programming method to correspond with full-range analog Receiver
. s3 M" ^! k4 B* n2 B> outputs (0 - full voltage).
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9 f! @8 y" R% D0 Z5 O% p> - Ability to configure and set sample rates for the inputs.
7 N6 h4 T/ ?. m% r3 A>
* W: ^5 N- `+ f& A/ K! ^$ `/ r> - Digital output on Transmitter that turns on during the sampling period. 8 x Q$ u8 I" F1 c P
>
4 F' U, ?2 ]- K' y3 y8 ]$ x4 h> - Ability to configure a power saving Sleep Mode in the Transmitter by 9 n4 _4 E" u* y& a, N5 L8 |3 x
> both software control and input hardware control. 1 t; c% v% x: P: N& n& B
>
% T" I5 N6 P. \' W: z> In order to configure the units, we would need a way to make the
* p: S; q3 E3 q* X> settings. This would preferably be from a computer terminal so that ) ` p6 N9 s5 n3 w# Y0 l
> configurations can be saved or easily duplicated for production volumes. & ^4 R, M& C+ _, W) r# H
> The units should be small and compact with shielding, and able to mount
1 }9 l- e# F2 e> to a printed circuit board with header connector. : e! I3 `8 z# q: Y7 O
> , M2 H: R, _) c3 S9 K: @! F
> At this time, we are interested in samples of a pair of modems that
+ T# _( B5 ~9 u, | q9 Z> might be similar to this proposed system. We do not expect that you , e; T: g" F+ X
> provide all of these specifications at this time. I can describe our
: J9 o7 P: T4 ^0 }8 {2 F/ H- y9 a$ V> immediate application needs in the next email if this project is of 1 Z* R5 T* X7 y% G+ ~" s p6 S. E9 i
> interest to you. Perhaps you can make the samples by those
# Q7 X) A$ f* i4 q: ?* K4 {0 K> specifications. This will allow us to test your radios before we move . v& l: E( A+ y, d
> forward. We are interested in your 900MHz radio to start.
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