|
|
# e9 i" n# L( ^7 m2 y8 t& S e
客户要求如下,如果哪家工厂可以做,请和我联系 2 ~- X0 Y& d S% |6 d
> The application that we have in mind is similar to others that we commonly
# m$ K7 g+ ^6 @; s> have. If we were to pay for FCC approval, we would want to use the modem ! _- l. a1 h) E3 \9 J
> units in all similar applications under the same approval number.
! O, s. a0 z5 L, y n9 V- z> Therefore, we would like to be able to configure the units to a specific
, L3 ^- S) y2 z> application. For the business that we do, this approach will yield more
7 V4 d6 Y* k: L1 R! j" m+ {- g> sales based on the same product and approval. We are interested in the
& F9 W* w$ S0 D> following specifications: " e3 H7 ~: F6 L
>
0 t4 u+ R' f; g, W! k1 c6 i> - 2 inputs at the Transmitter with three possibilities;
, I1 y0 I% N/ d* ^. o$ P5 M: L2 W5 O> 2 analog ' n$ s, ]5 y- }1 J
> 2 digital / L, t7 ?8 V3 k$ W0 K
> 1 analog and 1 digital
- @7 g( j2 S: p' h8 Q>
5 r- B) R. F, `3 d( b' n0 v> - 2 outputs at the Receiver with three possibilities to match inputs
( ]7 b/ L: s( \" d) {2 f" P> - d6 M8 l$ l- \, L: W
> - Ability to configure/define analog Transmitter input ranges through * ?) p9 k$ S9 B6 c& |
> simple programming method to correspond with full-range analog Receiver
7 M* x) m4 C* Q. v" W) r> outputs (0 - full voltage). , p1 w% _' z& r4 R# g2 c
> + G/ W6 A8 S) T `
> - Ability to configure and set sample rates for the inputs. ; Y, `( P- h: F. q
> - q) w5 \* H# E, {* Z- G. K
> - Digital output on Transmitter that turns on during the sampling period.
/ [' U1 q+ t8 t: W$ w> ; a2 Q; ]! u# E- S) X7 q+ k
> - Ability to configure a power saving Sleep Mode in the Transmitter by 7 N, A- _, {" Q, B- h4 r
> both software control and input hardware control.
& x- d3 u5 s* z> + G4 T- B6 A' h6 K- [
> In order to configure the units, we would need a way to make the , v! d+ e; h* P# M7 s) z
> settings. This would preferably be from a computer terminal so that ; a7 L* E' m* f$ Y; `1 j7 o
> configurations can be saved or easily duplicated for production volumes. ' Y U/ [) q; M) V" A7 A6 e+ q
> The units should be small and compact with shielding, and able to mount ! }; r* p# h( _
> to a printed circuit board with header connector.
) m# A `/ F# i& f1 f* t( d> ( [# ]0 Z! w' l5 r: p I
> At this time, we are interested in samples of a pair of modems that
0 ]9 b1 }% U' j/ }> might be similar to this proposed system. We do not expect that you 2 O- e3 [; X# b1 z9 M+ R4 \4 @$ ]
> provide all of these specifications at this time. I can describe our 3 Y* [1 S M8 {+ D
> immediate application needs in the next email if this project is of 4 z/ m/ A+ ~8 a- L: Y
> interest to you. Perhaps you can make the samples by those
0 r k4 S1 M- o3 E. _9 C> specifications. This will allow us to test your radios before we move
* a! \! F4 s$ n! B$ _+ P> forward. We are interested in your 900MHz radio to start.
: ^$ r( f. R6 a( `! Q% B& a |
|