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客户要求如下,如果哪家工厂可以做,请和我联系 ; R# I. q, v. i1 M4 g4 u
> The application that we have in mind is similar to others that we commonly
. v; [4 i( A1 a8 e3 j; ~) j> have. If we were to pay for FCC approval, we would want to use the modem
. q8 ~- D7 {+ w) q" [> units in all similar applications under the same approval number. % `" b1 g; i( v! V8 [! D
> Therefore, we would like to be able to configure the units to a specific ) A1 b9 e# _ Y* J5 `- S' }
> application. For the business that we do, this approach will yield more
3 B( d0 a. ]2 N$ [> sales based on the same product and approval. We are interested in the 9 l- q3 I( M/ \$ `2 A
> following specifications:
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' g1 I; H! X6 t1 H8 l# D; Y/ \1 ^+ @> - 2 inputs at the Transmitter with three possibilities; k/ Y) k N+ M# `( B. U
> 2 analog & w# I- K! d% T5 U+ M7 d
> 2 digital
5 `) X$ E; Z4 H' c4 Z0 V. m3 A% j7 [> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs
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> - Ability to configure/define analog Transmitter input ranges through
& Z! [% s. i; b8 c- W8 |> simple programming method to correspond with full-range analog Receiver
) |, L+ N+ [* W, r> outputs (0 - full voltage). 1 H( y% g% P3 e7 a3 [7 g, v% Q! i
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> - Ability to configure and set sample rates for the inputs. ( l7 U. [- M. n4 ~5 d
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> - Digital output on Transmitter that turns on during the sampling period. % A0 }+ y0 ^7 m6 H9 f# G Y: T
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> - Ability to configure a power saving Sleep Mode in the Transmitter by
# M+ I5 C/ A1 R; [) w> 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
/ {1 ^; A8 c: `3 ^( p( }7 }. E> settings. This would preferably be from a computer terminal so that % d1 S9 t0 V" U. d" u) p
> configurations can be saved or easily duplicated for production volumes.
5 a# M" v) H' U5 u q> The units should be small and compact with shielding, and able to mount & M2 j8 v9 L0 G5 t" B. v1 g! i
> to a printed circuit board with header connector. % Y: q1 l! f' E; m0 W- x: |
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> At this time, we are interested in samples of a pair of modems that g+ e7 S6 W' W; ~& S4 F: c
> might be similar to this proposed system. We do not expect that you
1 M2 ~: x/ \( J" g: q" q> provide all of these specifications at this time. I can describe our
" v% H; G/ O" I5 t> immediate application needs in the next email if this project is of
/ M7 {8 H4 m. A4 {> interest to you. Perhaps you can make the samples by those
- v- }5 e0 a5 r/ L; n3 Q/ c: j> specifications. This will allow us to test your radios before we move . p! x0 J% K# v9 [. V9 h
> forward. We are interested in your 900MHz radio to start. , _% b& ]* {3 F4 L2 f* F- S
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