|
|
0 t2 v( S9 `0 F) @6 z
客户要求如下,如果哪家工厂可以做,请和我联系 ; f) J1 J' t2 V5 H3 J
> The application that we have in mind is similar to others that we commonly
9 @' ]3 B$ m8 R$ C( Y- {3 \4 I9 G> have. If we were to pay for FCC approval, we would want to use the modem ; n6 w5 J" p& D- P$ k2 W5 Z, g3 y1 j
> units in all similar applications under the same approval number.
1 e1 K; ?) k. ]; \4 D: d> Therefore, we would like to be able to configure the units to a specific 3 k# U8 L( x. W3 |5 M
> application. For the business that we do, this approach will yield more * m$ b/ p+ Z7 r E
> sales based on the same product and approval. We are interested in the
2 |* w( b* `" Z) y s# q> following specifications: + d' ]) _0 L- ]. F" X6 A+ L4 J
> : @) X: b7 j- w% E& w& ^
> - 2 inputs at the Transmitter with three possibilities; / I; Z" B; S6 n% E0 t
> 2 analog 9 A% h1 y5 Z$ W$ k8 F) u K+ R' v
> 2 digital ! F& \$ k7 f; i8 q- P
> 1 analog and 1 digital
2 c/ G& Z9 B& i! d0 K# A>
, u& _* ~# c$ \+ s1 M$ B$ r/ J* n> - 2 outputs at the Receiver with three possibilities to match inputs & l& ?+ Q* A. [& W
> " o0 L) l G" s$ V7 t4 K( G6 d7 u. ?
> - Ability to configure/define analog Transmitter input ranges through 0 }9 c8 r( [* M7 E% l9 y$ v5 i
> simple programming method to correspond with full-range analog Receiver
( N8 H. ]) r3 h" L3 v& |> outputs (0 - full voltage).
0 d$ f, Z3 x. o% D" h5 _> . K* X7 U! r3 C7 I! K
> - Ability to configure and set sample rates for the inputs.
: J. [* V0 g' [4 V. @: V>
6 _# b7 x( ^( f% F0 w3 C> - Digital output on Transmitter that turns on during the sampling period.
- X# C) }1 |, m" j# O% k6 Z>
; a o v$ x4 }6 X4 e' n$ b y> - Ability to configure a power saving Sleep Mode in the Transmitter by / Y+ S; E" _" G; J) `3 F
> both software control and input hardware control.
2 v; L! Z: ~9 H0 u, X. \> % `2 m2 K2 S$ E- z9 D8 l
> In order to configure the units, we would need a way to make the 5 S% ~: n! L4 m% \3 P7 f
> settings. This would preferably be from a computer terminal so that
4 c9 n3 k) H0 H0 T2 m0 x. `> configurations can be saved or easily duplicated for production volumes. 6 a7 I4 z* F5 v' S( ?- Y3 s
> The units should be small and compact with shielding, and able to mount {; p$ f6 H7 ?& I3 {
> to a printed circuit board with header connector. % t. o$ I. N$ Z$ w% _
>
6 c: _6 j% j( _5 p6 O> At this time, we are interested in samples of a pair of modems that
1 `0 V2 W! r3 y: Y8 c; f> might be similar to this proposed system. We do not expect that you , Y8 ]' ^, r# x) D& m; |
> provide all of these specifications at this time. I can describe our
" S% V+ g! U M$ k9 G7 ? z+ U> immediate application needs in the next email if this project is of
' Z" f; M1 y$ H> interest to you. Perhaps you can make the samples by those ( m6 F& f& W( Y% \
> specifications. This will allow us to test your radios before we move
6 Y' b7 }5 J+ w> forward. We are interested in your 900MHz radio to start.
' Y! G3 y( H/ Q7 Y$ v |
|