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! l) W% p, r# g: n/ Y( J/ U1 ^客户要求如下,如果哪家工厂可以做,请和我联系 + a& R* V0 a1 P+ @- D7 _! \+ p
> The application that we have in mind is similar to others that we commonly 9 J; `! C0 F% b
> have. If we were to pay for FCC approval, we would want to use the modem
! P( q I6 ?: t5 M> units in all similar applications under the same approval number. % W0 s. {& v* V# z8 u
> Therefore, we would like to be able to configure the units to a specific 2 W: h: s' z6 g3 u
> application. For the business that we do, this approach will yield more ( T1 [& ~: {/ K
> sales based on the same product and approval. We are interested in the
; M# F9 K3 S9 V5 I. Y; {> following specifications: 0 k4 w" I3 ~3 M
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> - 2 inputs at the Transmitter with three possibilities;
/ V# q5 g& v# ^1 e> 2 analog ( F! B" g, |0 p' v# {; T
> 2 digital 7 _ p3 g' S5 }" ` M
> 1 analog and 1 digital ) g" _; x) X9 n) y9 @ a0 y* u
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> - 2 outputs at the Receiver with three possibilities to match inputs ; W1 {( X* ?" H1 W6 \
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> - Ability to configure/define analog Transmitter input ranges through
( Z- ~, O" F" N6 h/ J; x$ b( d v0 A> simple programming method to correspond with full-range analog Receiver
/ |+ }$ s' [6 v, m1 F3 k6 _> outputs (0 - full voltage).
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! Q0 w+ y# v7 v( E! R> - Ability to configure and set sample rates for the inputs. 1 U N6 v3 y# S- B+ D
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> - Digital output on Transmitter that turns on during the sampling period. % U" N, o& a) w8 c
>
! T. n" O5 Y Z# N9 p q$ C9 d4 f> - Ability to configure a power saving Sleep Mode in the Transmitter by * ?* U$ l" O: v+ v, y3 i
> both software control and input hardware control. + B E# i8 ^, _, B' K1 }; m8 X
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> In order to configure the units, we would need a way to make the
" J9 ?" Q* L4 @> settings. This would preferably be from a computer terminal so that
( Y# e6 h' \* ]( V0 Q" Y. q> configurations can be saved or easily duplicated for production volumes.
' ^9 D# @, N3 } V> The units should be small and compact with shielding, and able to mount
/ h3 L3 [- W/ V' b$ U> to a printed circuit board with header connector.
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> At this time, we are interested in samples of a pair of modems that , F: V n% Y4 v$ A3 W1 ]% B O
> might be similar to this proposed system. We do not expect that you
' G* O! O* w2 B9 A: R> provide all of these specifications at this time. I can describe our
8 u1 m! y. X0 y7 G" }> immediate application needs in the next email if this project is of
' {/ a! }7 J \$ C0 l2 ^3 {> interest to you. Perhaps you can make the samples by those
+ ]( H" h p3 d* r/ P K6 c> specifications. This will allow us to test your radios before we move ) O, Y# E2 P7 L! o8 J4 G
> forward. We are interested in your 900MHz radio to start. S& d/ ?. P( k5 B! N' s0 N/ N
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