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" l& N3 f3 v ^' e, L( {客户要求如下,如果哪家工厂可以做,请和我联系
( T8 l4 T, A0 U& \> The application that we have in mind is similar to others that we commonly
- @) F) s! u+ O$ F: \& ?> have. If we were to pay for FCC approval, we would want to use the modem
1 \% D; j2 b8 Q: O3 y# H" d> units in all similar applications under the same approval number.
5 Q8 B5 x' M! B& u* Y, I& A/ s> Therefore, we would like to be able to configure the units to a specific
' ?0 n. V4 n. T9 ~" `4 Z4 `/ W> application. For the business that we do, this approach will yield more
( w n5 Z6 v, W- b" c( Q( j> sales based on the same product and approval. We are interested in the : N' N5 T5 R/ `4 M
> following specifications:
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> - 2 inputs at the Transmitter with three possibilities; ' ?1 l' I8 _5 q7 n5 E
> 2 analog ( {; {! b1 A {9 x" \8 k
> 2 digital
& v! E) T0 D; _4 [8 t> 1 analog and 1 digital
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2 E" R: r! W. d/ X* K% j1 T: _' i1 J> - 2 outputs at the Receiver with three possibilities to match inputs ! X0 ?$ u" s' Y
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> - Ability to configure/define analog Transmitter input ranges through
# i, O, `0 B& {, a> simple programming method to correspond with full-range analog Receiver
( ~6 R' g4 j9 N> outputs (0 - full voltage). ' l4 _9 b M" B" ^+ ~' q" l! s9 R) p
>
) N! e! l' C6 ?9 S> - 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. ' j1 P( i! R+ n" E
>
# Y+ e8 M N. e/ a> - Ability to configure a power saving Sleep Mode in the Transmitter by & G! S: G* a9 E7 W; Y" j0 G2 ?- ?7 i
> 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
7 V; v* T8 O; J9 ?4 C> settings. This would preferably be from a computer terminal so that ! [! p+ c" E# E7 @* W* O
> configurations can be saved or easily duplicated for production volumes.
2 Q3 X* D2 D9 W( T> The units should be small and compact with shielding, and able to mount # F0 o7 R% L1 J! T/ H! F4 y
> to a printed circuit board with header connector.
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0 j; J7 T7 t6 ^9 ?5 R: e f# ^' N; ~> At this time, we are interested in samples of a pair of modems that
; G) Y, n* ~) e7 ?: b0 v& z> might be similar to this proposed system. We do not expect that you
" G4 ~ C/ u8 w> provide all of these specifications at this time. I can describe our
. l# t' G: |; y) C* T$ L! c> immediate application needs in the next email if this project is of 0 ^2 k% S' m& y; [* w
> interest to you. Perhaps you can make the samples by those
. ?! N/ k' r# q' p# }> specifications. This will allow us to test your radios before we move - Y5 D: M* H5 t
> forward. We are interested in your 900MHz radio to start. # r. y$ x! e( ^8 P6 a
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