|
|
( @: a7 r) [4 ^+ O0 @: c6 y2 P客户要求如下,如果哪家工厂可以做,请和我联系
- h7 P! n$ _$ A8 Z> The application that we have in mind is similar to others that we commonly
, S7 s. g! | ~3 x. F> have. If we were to pay for FCC approval, we would want to use the modem 6 L$ P% z- v6 x5 `( I7 O. C4 x
> units in all similar applications under the same approval number. 1 r" k7 N' U; r6 c" c
> Therefore, we would like to be able to configure the units to a specific
! e/ E# F) D9 m" L5 M2 j> application. For the business that we do, this approach will yield more 1 B; P) ^' _# ~& m6 T3 Q
> sales based on the same product and approval. We are interested in the # J! Y. D# H- A1 z n, D
> following specifications:
- Z4 l7 f1 r8 Q5 c>
* ]+ r. e/ _' P: ]0 X6 |> - 2 inputs at the Transmitter with three possibilities; " |& t7 q7 }' w
> 2 analog ' Q' [. V" t4 R& n0 F6 `8 `% X0 N* a
> 2 digital 4 z, D' J2 S1 d+ _( h5 T2 m
> 1 analog and 1 digital . F. p7 M; @4 I( {
> ; a+ x. f* Z) p0 k2 o& ]8 h) D6 _
> - 2 outputs at the Receiver with three possibilities to match inputs
2 g; H: M2 t9 {/ [4 n2 p>
& l! S* i* C% E9 y9 ~$ w. ~> - Ability to configure/define analog Transmitter input ranges through V9 ?* h N1 h- Q$ x$ U/ o
> simple programming method to correspond with full-range analog Receiver
, @( [( U* b4 j5 | f$ t4 ?% _> outputs (0 - full voltage).
3 [" O. @, P: R8 U3 O3 }2 q>
$ d5 j# W G/ C8 Z1 e7 B2 j+ k) \; [> - Ability to configure and set sample rates for the inputs. # }/ I! c- P6 E; J Z: H% {+ N
> 4 {+ C6 M$ q) l; f
> - Digital output on Transmitter that turns on during the sampling period. 3 T+ h. d8 @- ~, Z; _( v8 y% Z& C
>
$ i- u$ s7 [/ P4 X> - Ability to configure a power saving Sleep Mode in the Transmitter by . \. Z6 E: f' ?$ P) h9 O; {
> both software control and input hardware control.
* c' B- W# B! {0 b- [& B5 [> 0 Z, R9 K% Y. b; P$ \7 p- c/ R3 H6 F( `
> In order to configure the units, we would need a way to make the
! Z; B) \0 e( @7 p> settings. This would preferably be from a computer terminal so that ; g" F( e* j; U4 w/ S ], I- Q2 O
> configurations can be saved or easily duplicated for production volumes. ' C# o% F$ r4 A. } w+ v! R1 o5 f
> The units should be small and compact with shielding, and able to mount
6 G: v* j* O# V/ t9 J> to a printed circuit board with header connector. 1 w. \( {6 T) \* @" p
>
! [6 U8 U) i/ O/ l6 r: M$ {, H> At this time, we are interested in samples of a pair of modems that * [- n! e5 x2 B6 p5 B7 v: R
> might be similar to this proposed system. We do not expect that you
P; X- E0 G5 L* S# M) p+ |1 Z> provide all of these specifications at this time. I can describe our 0 S% R' ~: w& ~% \; [- U
> immediate application needs in the next email if this project is of
" [, Y, x3 S7 y) L W> interest to you. Perhaps you can make the samples by those
/ y+ k* Z; G" e' [" K& L. g> specifications. This will allow us to test your radios before we move # k# P2 w1 u+ i/ G
> forward. We are interested in your 900MHz radio to start.
! }% b% ]( |5 ~9 j9 X% k |
|