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( [' A4 q1 S$ m* V8 {, \客户要求如下,如果哪家工厂可以做,请和我联系 3 x# [; m) o9 T0 U& T) }4 U
> The application that we have in mind is similar to others that we commonly ; Z; k% b9 A6 `; W$ M9 `
> have. If we were to pay for FCC approval, we would want to use the modem . A" g! d+ ~# K7 ^) b
> units in all similar applications under the same approval number.
6 E! D% ]4 i: _4 j6 @+ w j> Therefore, we would like to be able to configure the units to a specific * k$ a, A: q& P' p' `# o# ?
> application. For the business that we do, this approach will yield more ) u' R0 A6 R- ~; t1 O) Z
> sales based on the same product and approval. We are interested in the . p d& L: u: M: w8 ^
> following specifications:
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" ?) q& i# Q) Z9 i> - 2 inputs at the Transmitter with three possibilities;
$ E# g/ s; }/ P) j4 E! m0 R> 2 analog
% g! o$ S; p; |% p" j> 2 digital 3 Y- K' P5 p$ @" F
> 1 analog and 1 digital ' z- \. a8 D, Y" F/ u! F0 r$ c
> * B' u3 t, L' S2 }
> - 2 outputs at the Receiver with three possibilities to match inputs
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> - Ability to configure/define analog Transmitter input ranges through ; e- Y$ y0 L: w0 I$ r0 h
> simple programming method to correspond with full-range analog Receiver
. s5 A/ N: I" O V# G9 O4 W' V+ D> outputs (0 - full voltage).
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: [; U* d/ `& L& n6 h+ x: N" N7 f> - Ability to configure and set sample rates for the inputs. 9 P$ I2 Q6 @+ B5 Z
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> - Digital output on Transmitter that turns on during the sampling period. ; n# Z8 {0 Q" R% C, N7 U
> - R& f% u& [0 T$ K. y6 e
> - Ability to configure a power saving Sleep Mode in the Transmitter by " V, X0 ]8 J: P @% e
> both software control and input hardware control.
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> In order to configure the units, we would need a way to make the
" Y* @7 N( f! q> settings. This would preferably be from a computer terminal so that
0 a6 X& `# f9 d4 c) O> configurations can be saved or easily duplicated for production volumes.
' d0 b1 L" m) p+ U> The units should be small and compact with shielding, and able to mount - f6 |, p+ i4 U8 \7 T& x5 z
> to a printed circuit board with header connector.
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2 l$ C' P+ r# r4 v, V7 j, L0 n> At this time, we are interested in samples of a pair of modems that
4 B: q+ Q# `. d* I( h+ C> might be similar to this proposed system. We do not expect that you : \6 o& Y7 g1 Z8 Q( T6 [, N
> provide all of these specifications at this time. I can describe our
" I/ z. |! i! x8 M> immediate application needs in the next email if this project is of ( t6 @3 \/ \" z6 u9 d" N( M. Q
> interest to you. Perhaps you can make the samples by those
: ?8 W5 P8 }- K( ~" a> specifications. This will allow us to test your radios before we move
/ y& O$ E6 t2 h3 q> forward. We are interested in your 900MHz radio to start. 4 G6 W* l' y) c2 g$ N' ]! T4 ]' B
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