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( E8 K8 B3 V( k客户要求如下,如果哪家工厂可以做,请和我联系
% z; Q) Y; F! T> The application that we have in mind is similar to others that we commonly
& p/ E1 Y7 w% A4 [( E6 p# H> have. If we were to pay for FCC approval, we would want to use the modem ( M6 g+ n" R% r; T) J, c5 r& E
> units in all similar applications under the same approval number. $ @, K& N# X5 d& a% D% }. u
> Therefore, we would like to be able to configure the units to a specific
8 P6 `' {9 z: r. B! b& `% E> application. For the business that we do, this approach will yield more
- g }. @& y. n7 u! s> sales based on the same product and approval. We are interested in the 2 N* T: h2 p) \
> following specifications:
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) s, G; v! D, c9 r# K" S> - 2 inputs at the Transmitter with three possibilities;
8 j% M( w, J& X/ `. J! G> 2 analog
k: z- y7 o7 e3 Z6 ^> 2 digital u2 C7 l s. D: X, g2 \/ }
> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs % A; b# g2 a7 V5 u' b9 D2 M
>
+ j! \. E3 w0 d9 g$ F2 P5 R: v, F> - Ability to configure/define analog Transmitter input ranges through 3 _8 p: k) j' K; Z
> simple programming method to correspond with full-range analog Receiver
- _" {" b7 I( E' Q> outputs (0 - full voltage). + c- P& u: i3 o2 S# Y# [+ @. j
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> - Ability to configure and set sample rates for the inputs. - [* [! }+ U$ D; d
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> - Digital output on Transmitter that turns on during the sampling period. ! g) J X3 d$ J$ [* L
> ( B3 B0 `' S5 B+ {$ S2 \. p; {
> - Ability to configure a power saving Sleep Mode in the Transmitter by & S9 U2 ?) k9 n
> both software control and input hardware control.
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> In order to configure the units, we would need a way to make the
- x: T, q3 y& i6 M7 O0 q& t7 k* Q> settings. This would preferably be from a computer terminal so that 4 f# Q! v6 j/ b/ J" G" x
> configurations can be saved or easily duplicated for production volumes. 7 X: |5 z/ e2 i" X
> The units should be small and compact with shielding, and able to mount
' B# n4 \) p: N9 o> to a printed circuit board with header connector.
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1 ~. v2 A- h, l, I/ B! G( S: h> At this time, we are interested in samples of a pair of modems that $ f; h. w( R, t/ N9 X4 k
> might be similar to this proposed system. We do not expect that you ( u6 h7 U8 {8 y. Y
> provide all of these specifications at this time. I can describe our 9 v& l% O. |/ @, ?& X" S
> immediate application needs in the next email if this project is of $ ]( a3 U1 i0 {7 ^
> interest to you. Perhaps you can make the samples by those 5 W) `/ \6 b) ?- S3 M& w6 _2 _
> specifications. This will allow us to test your radios before we move ; i% c l) A- q, r
> forward. We are interested in your 900MHz radio to start. A4 O+ k+ p8 h+ G- ~% G& w; \% \
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