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客户要求如下,如果哪家工厂可以做,请和我联系
8 H+ ^) @) f9 G i> The application that we have in mind is similar to others that we commonly
( w+ G( u2 E5 N& V> have. If we were to pay for FCC approval, we would want to use the modem
: t9 @( u3 m9 X# F$ @3 {( u+ Q> units in all similar applications under the same approval number.
* R6 L$ G5 |/ k6 P9 V" V> Therefore, we would like to be able to configure the units to a specific
; a' K6 A3 `% o F; O" f> application. For the business that we do, this approach will yield more . m- L' [& }4 |2 K) u& S. C
> sales based on the same product and approval. We are interested in the
# n" P7 X9 d0 D3 t* P5 ~4 W9 t5 C> following specifications:
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. b- r; @) N6 Y* x- A> - 2 inputs at the Transmitter with three possibilities;
5 Z. p6 Q, W* j# Z4 R> 2 analog & b( Z# |" ^* l+ A+ |8 J
> 2 digital
2 G9 ]: }7 i Y* D3 m, d7 p0 J' W0 ^: e> 1 analog and 1 digital * K/ y! f( o) y5 r. j1 p1 P
>
3 u, L1 {% Z, {; r> - 2 outputs at the Receiver with three possibilities to match inputs
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; k2 A+ U: |4 M/ W5 M: u> - Ability to configure/define analog Transmitter input ranges through
5 J3 U1 G8 m3 v) S% T$ c> simple programming method to correspond with full-range analog Receiver * Z+ m7 Q ~4 k
> outputs (0 - full voltage). 0 `5 [% ~( [& {; o4 d6 e F" O
> 3 c. n( b- f4 ~+ J" i% X/ s, r
> - Ability to configure and set sample rates for the inputs.
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> - Digital output on Transmitter that turns on during the sampling period.
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( e; m0 R+ N7 I, y0 Z. q# k> - Ability to configure a power saving Sleep Mode in the Transmitter by / J/ Y* D) A, _5 [+ q. |
> both software control and input hardware control. ! J/ B2 w: v0 m4 j, ?
>
/ c8 y8 ^1 f( O( v: ]$ O> In order to configure the units, we would need a way to make the " H$ w( z8 u8 M6 M
> settings. This would preferably be from a computer terminal so that + w/ C+ W1 v7 ^3 T
> configurations can be saved or easily duplicated for production volumes.
5 T$ A* q& t' R6 h4 k& {& d> The units should be small and compact with shielding, and able to mount
, x; Y+ t* y: \) J. ~# \' {> to a printed circuit board with header connector. 3 u' B9 u" r) a: E$ x& D) l _
>
8 \6 G6 H' ?# f( b8 ^$ D> At this time, we are interested in samples of a pair of modems that 6 F6 V# l: E6 Z8 i+ z- O
> might be similar to this proposed system. We do not expect that you
( \3 G% |+ p( Q' C& Z> provide all of these specifications at this time. I can describe our
, C: \; r5 a. R0 A! J4 L> immediate application needs in the next email if this project is of - u3 W. R# J0 |4 j; R; {/ s/ H' F
> interest to you. Perhaps you can make the samples by those ) y4 G- r2 Q- f" F! \4 h
> specifications. This will allow us to test your radios before we move & o5 N6 G7 b; P8 N# S0 e
> forward. We are interested in your 900MHz radio to start.
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