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' N1 B! E( S1 {0 J% Q6 j/ F客户要求如下,如果哪家工厂可以做,请和我联系 5 @7 |1 Y# H* f$ Y2 Y5 r
> The application that we have in mind is similar to others that we commonly
4 O. J) m/ `) w9 {8 C8 o> have. If we were to pay for FCC approval, we would want to use the modem
) T. I. v2 l1 J> units in all similar applications under the same approval number.
2 v9 p' P" X8 J: N. h* p6 d4 H> Therefore, we would like to be able to configure the units to a specific 4 S* f( r/ k+ z' ~- K' D
> application. For the business that we do, this approach will yield more
/ M8 B# {( s9 i> sales based on the same product and approval. We are interested in the . a v% [, ]8 \5 z, U+ I
> following specifications:
8 ^! k) g6 X) z$ O# P>
( v: W! U3 y Q8 r' u* y> - 2 inputs at the Transmitter with three possibilities;
: `4 X; C: H! e( B' S7 c7 d+ Z> 2 analog
' N/ x$ S6 b- E' ~& ` N> 2 digital
1 Z7 X) E* Y+ `, x> 1 analog and 1 digital 9 e2 J- o& G3 e1 q
>
. j1 \' W$ N# e, K: N& D> - 2 outputs at the Receiver with three possibilities to match inputs
7 d0 ]9 c( G8 E>
" m1 ]4 H7 z+ z x0 ^; G5 M, g5 O> - Ability to configure/define analog Transmitter input ranges through
4 m, r9 T! e/ Y3 O- J> simple programming method to correspond with full-range analog Receiver
: l( Z0 B& ^/ O+ Z3 E4 n> outputs (0 - full voltage). ! ~: Q& W( [) y% {: B+ |: F9 u
> 3 G" d. K- y4 G6 P) h
> - Ability to configure and set sample rates for the inputs. # v. c9 ~; E6 Q' m' k9 x2 g* W* ?+ ^
>
0 s/ X; d* O2 ?* ^& S> - Digital output on Transmitter that turns on during the sampling period. $ w9 O, l" V6 K. N" A2 v# c* W" e
>
. G. q) y& C7 }! m> - Ability to configure a power saving Sleep Mode in the Transmitter by
5 B3 G( Z* }& }9 P, E> both software control and input hardware control. ' L$ x" J; V- @. r" B
>
2 T; r" r/ L5 B5 r ]( a. k; u$ p> In order to configure the units, we would need a way to make the ! _% o- S* c- m% l
> settings. This would preferably be from a computer terminal so that
$ U6 V+ d/ _7 m" p( ~> configurations can be saved or easily duplicated for production volumes.
6 o7 o) p% h. {" H0 `- o# a> The units should be small and compact with shielding, and able to mount 4 C5 s7 t N, z/ w1 S% P
> to a printed circuit board with header connector.
0 V! S Q1 R: W. @; I, o B>
4 V9 D/ o2 l* X> At this time, we are interested in samples of a pair of modems that
, P) V7 [; ]( J9 s$ v> might be similar to this proposed system. We do not expect that you : C5 Z9 @) _) X7 k7 d+ \4 F
> provide all of these specifications at this time. I can describe our * d, L. i0 G4 c. r1 e
> immediate application needs in the next email if this project is of
/ P5 t$ F! f' }) ]> interest to you. Perhaps you can make the samples by those 3 B- y* [/ G9 ?6 E
> specifications. This will allow us to test your radios before we move 4 Z# H6 y( W% E6 \! i$ L
> forward. We are interested in your 900MHz radio to start.
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