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客户要求如下,如果哪家工厂可以做,请和我联系
! }6 w# Y: N E> The application that we have in mind is similar to others that we commonly
" Y4 J$ Z* X+ l5 |! y9 [> have. If we were to pay for FCC approval, we would want to use the modem
$ T8 [+ }, S! `& P' P3 X8 d> units in all similar applications under the same approval number. 1 m4 m& @9 x# m, \/ U
> Therefore, we would like to be able to configure the units to a specific 0 q. \ N# o8 I, d8 P, s+ |
> application. For the business that we do, this approach will yield more
G7 X3 t* r' c> sales based on the same product and approval. We are interested in the 1 b* C$ u# G7 w8 L
> following specifications:
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8 t, k i% E5 m% C. l( h0 K> - 2 inputs at the Transmitter with three possibilities; + e) N5 i3 S: C& |0 ~, ]
> 2 analog
& Z1 K% g6 y* l% @6 H! z> 2 digital 9 N5 S3 {/ l Y( Y
> 1 analog and 1 digital . d/ p4 D) ~8 d8 }9 ^7 y
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> - 2 outputs at the Receiver with three possibilities to match inputs g6 n& _8 ?, F" N) t. m
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5 q9 Q# i6 X9 M7 y> - Ability to configure/define analog Transmitter input ranges through
3 S1 V/ v' i b$ q+ ~- I> simple programming method to correspond with full-range analog Receiver
% N0 X+ y$ h) B) Y* }7 B- v> outputs (0 - full voltage).
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/ l- Q7 x6 W' I, n/ h1 R! H> - Ability to configure and set sample rates for the inputs.
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* |+ @- F2 g1 V7 Y# }> - Digital output on Transmitter that turns on during the sampling period. 1 {0 P4 I; `% N% x2 \' d
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> - Ability to configure a power saving Sleep Mode in the Transmitter by 8 ^! j1 q: s: S1 j E' }
> both software control and input hardware control.
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8 _* ]' x0 j; ]% d2 _; C> In order to configure the units, we would need a way to make the 9 U8 c- U1 o1 e* t W; v# ~
> settings. This would preferably be from a computer terminal so that
* N# A( N2 Z: \+ P+ t9 I> configurations can be saved or easily duplicated for production volumes. 4 E7 s9 s) M& l6 U
> The units should be small and compact with shielding, and able to mount
% x4 Y: f6 c7 | `; c8 r J> to a printed circuit board with header connector. ! m' e$ V# a: B/ A5 P# R1 w9 o
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- b n. }9 T/ Y! s9 `> At this time, we are interested in samples of a pair of modems that
, N$ ?& p* Y. d3 K I% ]) V> might be similar to this proposed system. We do not expect that you
% [) T: \) n( K5 o- ]( i> provide all of these specifications at this time. I can describe our H- o4 {1 y: ?' `4 P$ m: i
> immediate application needs in the next email if this project is of
" p+ T, _ t/ c) D; u> interest to you. Perhaps you can make the samples by those
2 P3 `$ e/ t' U" I3 q> specifications. This will allow us to test your radios before we move " s/ k5 P% u; m) P' V. y8 L
> forward. We are interested in your 900MHz radio to start.
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