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客户要求如下,如果哪家工厂可以做,请和我联系
. X. n1 i: C; ?" Y3 b# Y6 |> The application that we have in mind is similar to others that we commonly
3 Z! d- v- H C. ~* {% H& n" v> have. If we were to pay for FCC approval, we would want to use the modem
- C) I- [3 u% i8 n% _> units in all similar applications under the same approval number. $ N! A! j3 Q" }" l' L Z
> Therefore, we would like to be able to configure the units to a specific 8 m! ^% j/ q6 p) {" x! U( g
> application. For the business that we do, this approach will yield more . l- } p7 y- T/ A: h M( ?! G
> sales based on the same product and approval. We are interested in the ! t% I( m1 T* H% C* H8 q; b0 Z
> following specifications: - ?3 ?8 l- [6 H* s7 b
>
9 p5 o4 N# A- N9 B+ z# X> - 2 inputs at the Transmitter with three possibilities; " e' D+ O1 {; f `, ^# R
> 2 analog - k5 W: |& g, t! A; s- Z
> 2 digital / {, g2 p8 H+ k% n: G0 \
> 1 analog and 1 digital
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1 @& T0 y: ^2 S& n |6 p> - 2 outputs at the Receiver with three possibilities to match inputs
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> - Ability to configure/define analog Transmitter input ranges through
7 b$ O2 Q" P- H) S! r3 k, M> simple programming method to correspond with full-range analog Receiver
+ J4 ^2 H% ~& J1 Y/ d8 X> outputs (0 - full voltage).
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( S9 B3 [! ]7 P; B4 [> - Ability to configure and set sample rates for the inputs. & E! u5 A/ S/ i
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* \: b# R: e$ J/ u" ?> - Digital output on Transmitter that turns on during the sampling period.
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% Y& P% l) B' }2 }> - Ability to configure a power saving Sleep Mode in the Transmitter by
+ \5 H2 {) w+ f1 `4 C3 Q3 k/ |( ]> both software control and input hardware control. 5 _" H2 B2 }: [4 o
>
. v2 g0 e9 x" b) T# d( E! t> In order to configure the units, we would need a way to make the
6 I. W* A' D) S9 k& y> settings. This would preferably be from a computer terminal so that + p, ]' J# x- O# {2 T i* R6 P
> configurations can be saved or easily duplicated for production volumes.
7 i w9 V4 k: b- D> The units should be small and compact with shielding, and able to mount
8 I3 b% D5 r& E# j) }> 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
4 g4 J' k2 j/ r> might be similar to this proposed system. We do not expect that you
/ f8 o+ j1 Y) S* R+ o- B> provide all of these specifications at this time. I can describe our
, B& }* b! v; r> immediate application needs in the next email if this project is of
! Z8 Q1 e/ J' s8 F' P% Y4 a> interest to you. Perhaps you can make the samples by those
3 M- l* A" H/ [) h) X> specifications. This will allow us to test your radios before we move 5 B+ A6 o! C: j0 q
> forward. We are interested in your 900MHz radio to start. * |$ T( j$ r9 g& l2 g9 D; X. g
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