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' b/ _# t1 p. u, ?+ x' `9 ^客户要求如下,如果哪家工厂可以做,请和我联系 7 D+ _) E8 W! s6 ]$ U
> The application that we have in mind is similar to others that we commonly
" M0 V% A$ u" v8 C$ W) I+ a1 X> have. If we were to pay for FCC approval, we would want to use the modem
$ `' f1 S. _: ^1 u> units in all similar applications under the same approval number.
) Q* b; K* G: c( r+ ?" F> Therefore, we would like to be able to configure the units to a specific
' a$ _/ w% D% t/ i# K> application. For the business that we do, this approach will yield more
. Y2 X/ _. R9 r6 A7 A/ y# _% S> sales based on the same product and approval. We are interested in the / N# o5 g% h0 ?" g4 y. D
> following specifications: " P" Y, i" H0 q0 I
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> - 2 inputs at the Transmitter with three possibilities; 2 N0 a. u& m) s& o5 c. U
> 2 analog 4 y( Y& x# `# }% i2 Q
> 2 digital
; Z. R5 j2 W4 @5 `. l> 1 analog and 1 digital ) v t& }2 t& `: S. Q- ]
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> - 2 outputs at the Receiver with three possibilities to match inputs 1 Q9 E4 V3 H' _8 }; M1 l/ A
> 7 [; V( r+ T' n
> - Ability to configure/define analog Transmitter input ranges through 0 |5 }6 `2 D* B, a
> simple programming method to correspond with full-range analog Receiver
* w& r A1 g1 q> outputs (0 - full voltage).
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> - Ability to configure and set sample rates for the inputs. 5 g6 z, S% [: p# J( {5 {4 ?% q4 \
> 6 O" p/ H9 d: s F$ m- m
> - Digital output on Transmitter that turns on during the sampling period.
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7 v$ M6 Q+ M! s' Y6 E) O8 H> - Ability to configure a power saving Sleep Mode in the Transmitter by
% ]7 t+ U0 n7 }, q> both software control and input hardware control. ! W$ t. l% ?/ C
> 1 L2 q2 P( B( M* Q* m. T
> In order to configure the units, we would need a way to make the , F' Z$ e! H2 m; h0 Z/ ~! n
> settings. This would preferably be from a computer terminal so that
9 ^# u$ P; e' u% [3 d> configurations can be saved or easily duplicated for production volumes. ) I+ [. s, D6 a5 B/ d( T4 f
> The units should be small and compact with shielding, and able to mount
! a# r' i$ x! c: z7 ]4 j' J> to a printed circuit board with header connector. 1 v9 m8 T3 Z# p' a3 n# n, s) z% j
>
' a" J# j2 A& z) r: }4 X5 ]> At this time, we are interested in samples of a pair of modems that 3 r6 p1 r) ^( b* M; r
> might be similar to this proposed system. We do not expect that you : t, y$ ^7 t k f3 m5 Q$ M% n
> provide all of these specifications at this time. I can describe our 3 G) V' T& O8 h0 K7 l1 f" h5 |1 {/ h( ~/ S
> immediate application needs in the next email if this project is of
6 I9 r" h6 N. S% B> interest to you. Perhaps you can make the samples by those , x% i( J+ G# N0 Y7 U. X
> specifications. This will allow us to test your radios before we move
8 S. g1 r3 Y" N( _# {5 Q- U4 b9 ~> forward. We are interested in your 900MHz radio to start. 2 L: z9 r, a& V+ k# ?
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