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* e$ t$ d7 T4 u: Y客户要求如下,如果哪家工厂可以做,请和我联系 $ c4 m- b1 A+ q+ u6 b
> The application that we have in mind is similar to others that we commonly : x/ }# Z: [( ^7 b. F1 ?' U# P
> have. If we were to pay for FCC approval, we would want to use the modem 4 n: D ?* c5 v) ?- @7 M0 G! W0 y
> units in all similar applications under the same approval number. ; S: q4 {) b4 v! F6 H* R
> Therefore, we would like to be able to configure the units to a specific
! u# G B- g4 U7 [> application. For the business that we do, this approach will yield more v0 Y+ q/ D/ c# L% A1 ~
> sales based on the same product and approval. We are interested in the & i: q. w5 v" B# A# N. B$ O- q
> following specifications:
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> - 2 inputs at the Transmitter with three possibilities; - ^3 {4 S. S, j0 f; a: |
> 2 analog
! |, I+ U+ Z2 v- i7 y: r: p9 Y> 2 digital 2 h p' @6 i8 s
> 1 analog and 1 digital
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; _/ O0 ]! g) F0 n$ ?4 h3 ~9 B> - 2 outputs at the Receiver with three possibilities to match inputs ; P% E8 o0 s. V: s; y ~
>
# \4 S3 i1 o: t: g> - Ability to configure/define analog Transmitter input ranges through
4 I: V, L$ F5 A2 ~+ S, p% r" T# }3 @> simple programming method to correspond with full-range analog Receiver y) V9 M' {9 T2 r: i9 [* j4 J
> outputs (0 - full voltage).
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9 b8 v8 a- Z' h8 W1 ]& A' Y> - Ability to configure and set sample rates for the inputs. - _! K4 s- n$ Q
>
2 x5 v+ L+ q5 e+ c6 j> - Digital output on Transmitter that turns on during the sampling period. 8 e% f- `6 S5 c
>
, B3 X9 g& e' C0 `9 i> - Ability to configure a power saving Sleep Mode in the Transmitter by
6 p% y |1 `: A> both software control and input hardware control.
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: A9 P1 U: L9 Y' ^: r' g( D> In order to configure the units, we would need a way to make the 9 b S4 W! j$ k; c) p$ V, c
> settings. This would preferably be from a computer terminal so that
7 U7 o7 X* P! f% q> configurations can be saved or easily duplicated for production volumes. : g3 _" C7 H! d: y% }: i `7 z U
> The units should be small and compact with shielding, and able to mount
& F; C1 v9 A3 y9 |/ Q> to a printed circuit board with header connector.
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! K* W' l7 B7 V# |( V7 W> At this time, we are interested in samples of a pair of modems that / d8 N0 d4 l6 U# l7 A! Y. N- U j
> might be similar to this proposed system. We do not expect that you g Z9 ^! u$ X! Z
> provide all of these specifications at this time. I can describe our 2 D- M" m$ j- i! D8 V8 |
> immediate application needs in the next email if this project is of
* N7 _- b* n6 v> interest to you. Perhaps you can make the samples by those 7 B& z+ f. k# \1 i, A( t3 ]8 u$ t* p
> specifications. This will allow us to test your radios before we move
1 o5 v$ g# a( l& o> forward. We are interested in your 900MHz radio to start.
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