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A! c# h2 s; n' L; S7 w# I客户要求如下,如果哪家工厂可以做,请和我联系 7 X* T/ ^; U' m) t4 z* Q* E3 s
> The application that we have in mind is similar to others that we commonly
; G4 t: v: h. ?/ J> have. If we were to pay for FCC approval, we would want to use the modem
3 n% ~. ~7 \' J5 R- A+ e( N> units in all similar applications under the same approval number.
8 V! R0 ~8 G% I. N# l; {> Therefore, we would like to be able to configure the units to a specific
( x" U7 r0 b8 l$ }! [+ ~> application. For the business that we do, this approach will yield more 3 C' l; d" Y4 g! _
> sales based on the same product and approval. We are interested in the
$ ~5 U* y! q* m6 @3 w1 U& C R: o0 s> following specifications:
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> - 2 inputs at the Transmitter with three possibilities; ) H) E, P" }- G. [- C
> 2 analog 6 [4 {' R7 Q3 E, `+ A5 g
> 2 digital & T$ g4 H4 F% i7 J# ?: f% N
> 1 analog and 1 digital 8 j+ z4 h0 i$ c) U* a
>
* k) ]) E7 t- z3 O9 t Z2 s7 x> - 2 outputs at the Receiver with three possibilities to match inputs 5 f* R( B$ {$ M+ m2 _
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> - Ability to configure/define analog Transmitter input ranges through ; c1 ] @4 z% X/ Q
> simple programming method to correspond with full-range analog Receiver 4 {1 o* Z1 ~0 V5 C$ S2 ^
> outputs (0 - full voltage). 2 d$ d" D6 [: i1 O
>
2 z8 @2 W% D3 D2 ~> - Ability to configure and set sample rates for the inputs. 1 G8 w. z E8 l& @, o- I# |; x7 o
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> - Digital output on Transmitter that turns on during the sampling period. 6 O9 r5 M7 O! l+ a: L4 {) T9 H9 r
>
) k, b; |8 H5 T1 k9 J4 s" U> - Ability to configure a power saving Sleep Mode in the Transmitter by 1 g, S: t X+ v
> both software control and input hardware control.
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2 I5 ~5 r2 A0 S7 H/ _> In order to configure the units, we would need a way to make the
1 h& L/ }5 ~; O: B: @> settings. This would preferably be from a computer terminal so that
7 c. X2 X! p# `9 F+ u/ {+ m) h> configurations can be saved or easily duplicated for production volumes. - W) F ?& g5 H" {. z2 {9 h+ i3 W1 x
> The units should be small and compact with shielding, and able to mount ) E& a3 a1 P6 }3 Q4 x9 ^3 D
> to a printed circuit board with header connector. % v6 A, h! i/ r# o7 q) F9 E9 @; Z
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> At this time, we are interested in samples of a pair of modems that + x: \5 T8 e2 A( T E) y8 u
> might be similar to this proposed system. We do not expect that you 4 h3 S2 G" [% n- m/ g
> provide all of these specifications at this time. I can describe our
" W% M4 x7 ?3 D: D> immediate application needs in the next email if this project is of 9 O3 Y0 ^% k7 @* L0 Q. q, i8 u
> interest to you. Perhaps you can make the samples by those
( ?" q( F- g! v6 n1 w- ?7 R% R6 d# W> specifications. This will allow us to test your radios before we move * ~3 M) ~) }4 `8 T* p6 e
> forward. We are interested in your 900MHz radio to start.
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