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7 E" ^, J! \9 A) a! P* z9 y客户要求如下,如果哪家工厂可以做,请和我联系
" u. q7 O2 F! g L9 H" @! Y& X> The application that we have in mind is similar to others that we commonly & k2 e! W- l* S; i
> have. If we were to pay for FCC approval, we would want to use the modem ! c9 p9 ~( ~5 r$ c
> units in all similar applications under the same approval number. t) D$ f% n7 g! [/ \8 } c
> Therefore, we would like to be able to configure the units to a specific * E9 S: c9 T5 ^5 y9 z6 _
> application. For the business that we do, this approach will yield more
I% ]! I/ \6 m8 m% R+ ^$ g, ]> sales based on the same product and approval. We are interested in the
, _2 P9 P/ ^/ o& D6 r1 W> following specifications:
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> - 2 inputs at the Transmitter with three possibilities; P: K' N }1 @3 {+ U% T. W8 [
> 2 analog " C& c7 L" T) r" L, C( B* e
> 2 digital
# p/ b2 E& ?9 |. O k/ Y> 1 analog and 1 digital
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2 y% y, e" S. R" R> - 2 outputs at the Receiver with three possibilities to match inputs % u9 _7 c' D z% M* P8 {
>
3 c4 C+ S. _1 K) ]' D0 m> - Ability to configure/define analog Transmitter input ranges through ) U. M1 @! @' `9 y7 X; }. ]
> simple programming method to correspond with full-range analog Receiver
) ^4 i9 e1 p4 z6 I+ s; g> outputs (0 - full voltage).
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> - Ability to configure and set sample rates for the inputs.
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> - Digital output on Transmitter that turns on during the sampling period.
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x+ p4 Q( p! R> - Ability to configure a power saving Sleep Mode in the Transmitter by , ]0 V$ ] I: B7 o6 t( x
> both software control and input hardware control. ; E# D7 n. v% F! t! ]! e) s( X
>
3 \8 L9 A: B. B> In order to configure the units, we would need a way to make the
1 x5 Z$ o2 x: F1 C: l0 y> settings. This would preferably be from a computer terminal so that
' ^7 K3 w0 P* a> configurations can be saved or easily duplicated for production volumes. ; c$ r% e5 _$ q: P. C
> The units should be small and compact with shielding, and able to mount
: Y+ d3 K; Y+ F: o6 s> to a printed circuit board with header connector. * @) w& u5 m* d' X+ c; b
>
/ Q$ y& O2 j- V$ @7 H/ X# b> At this time, we are interested in samples of a pair of modems that
7 R' ?' x/ k9 {8 x) p> might be similar to this proposed system. We do not expect that you 7 [7 P3 D" I5 b0 q1 s# L0 e2 X0 `
> provide all of these specifications at this time. I can describe our % {* B2 ~" k* }( {5 O
> immediate application needs in the next email if this project is of
$ L8 v M3 P3 v> interest to you. Perhaps you can make the samples by those % m3 ^9 c& f% R# ~0 k4 G- }# b9 e
> specifications. This will allow us to test your radios before we move
) E: ^9 n2 F' R& {3 _8 t% `- b7 _> forward. We are interested in your 900MHz radio to start.
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