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; }9 N1 n! h2 s3 d4 v客户要求如下,如果哪家工厂可以做,请和我联系 0 f9 S3 {; N( A7 i* t; |
> The application that we have in mind is similar to others that we commonly # J! z( ~1 l: a9 Z; | ]
> have. If we were to pay for FCC approval, we would want to use the modem 2 Z5 t8 P, q0 |% H
> units in all similar applications under the same approval number. . `& d8 E+ ^8 S4 X
> Therefore, we would like to be able to configure the units to a specific " c& g) e1 Y% F$ r- U# S4 f
> application. For the business that we do, this approach will yield more
" K2 O) T" s4 z3 l> sales based on the same product and approval. We are interested in the . I' E& a# K, a) e7 G
> following specifications: & C7 n7 a; j1 x p. O0 s* B
> 5 L$ U/ z: @6 L6 S9 i
> - 2 inputs at the Transmitter with three possibilities;
) Q- E+ `! O7 c9 r" j> 2 analog ' N0 V* l0 m% K4 @$ R
> 2 digital
3 K2 _4 {3 G) _( l% t* V" P- s+ o> 1 analog and 1 digital S7 o( O4 X7 {
> 1 H3 z' B2 E! u8 \: ]
> - 2 outputs at the Receiver with three possibilities to match inputs 0 p% i/ [6 j3 |& B* p# E
>
4 H5 _& |+ ^+ s3 o> - Ability to configure/define analog Transmitter input ranges through
7 X$ d; t% ~* j/ C4 \# p* s> simple programming method to correspond with full-range analog Receiver
) d% k9 u, P7 Q9 {' K4 `> outputs (0 - full voltage). 7 Z9 J+ w! Y; U1 I
>
k8 [9 W9 u' k% E a> - Ability to configure and set sample rates for the inputs. $ A' i, D$ m+ C3 m/ x
> # q8 w: [& G5 Y9 n
> - Digital output on Transmitter that turns on during the sampling period. / M8 F% @0 `$ R, c6 D
>
3 R5 s' L, Z5 A! T$ [# S> - Ability to configure a power saving Sleep Mode in the Transmitter by # c) o* Y+ L; x1 K1 w! k. U' c/ Q
> both software control and input hardware control. ' g' f7 B) Y: M3 s' f7 `7 ?( }2 Y
> * ~% A ?1 H9 V8 p& e- ]
> In order to configure the units, we would need a way to make the 7 n! R% {& h3 r2 v( f
> settings. This would preferably be from a computer terminal so that
7 y4 p b& ?, l) G N> configurations can be saved or easily duplicated for production volumes. 7 c$ V; L8 o W4 m
> The units should be small and compact with shielding, and able to mount
! V3 T9 I0 X O+ S5 d3 |> to a printed circuit board with header connector.
, b# F5 e9 R& S3 t7 f: h& E> j1 I: g; b" k* h6 X. a, m
> At this time, we are interested in samples of a pair of modems that ' j! H. A" m& @1 k: G8 \
> might be similar to this proposed system. We do not expect that you : k& ]' S2 {0 `- w: F
> provide all of these specifications at this time. I can describe our
4 n" \+ I4 }, Z> immediate application needs in the next email if this project is of
# q2 g7 G6 f) h- u- R; |> interest to you. Perhaps you can make the samples by those
& [6 Y2 p3 U2 }2 ?+ }9 y$ w> specifications. This will allow us to test your radios before we move
5 u9 V$ ^5 d8 U) i> forward. We are interested in your 900MHz radio to start. ( P/ V- C" |- k' i; S# e7 m, P
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