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8 o4 X+ ^ J" C( C, ~1 s! \/ }客户要求如下,如果哪家工厂可以做,请和我联系 J5 e9 ?( _5 d" ~
> The application that we have in mind is similar to others that we commonly 3 F" R" `/ e2 F# I, Z5 M) @
> have. If we were to pay for FCC approval, we would want to use the modem 3 X7 ?$ l' W! X% t* j6 V
> units in all similar applications under the same approval number. + A, a0 i. h# U7 B
> Therefore, we would like to be able to configure the units to a specific 8 O$ V# h; _% h. j6 g
> application. For the business that we do, this approach will yield more
1 m3 z" q8 M1 X# H> sales based on the same product and approval. We are interested in the ' ~/ t' a' q: P/ r
> following specifications:
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8 Z1 s/ {$ a+ Y> - 2 inputs at the Transmitter with three possibilities;
6 ], k. x9 r9 B( i3 b> 2 analog " m, y1 V, b5 a* k7 z; m7 T8 y
> 2 digital
) S8 W5 T+ y- f; O> 1 analog and 1 digital f+ T. i! P; B; J$ s
> 3 R2 w+ \# k5 J! R5 M, `. b" r
> - 2 outputs at the Receiver with three possibilities to match inputs
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> - Ability to configure/define analog Transmitter input ranges through
9 R5 b q8 h% T> simple programming method to correspond with full-range analog Receiver
; N" j" z# W+ I; e0 b. J> outputs (0 - full voltage). . Q6 B2 N3 |8 z6 ?2 G& y5 y
> 8 B% z; `+ k5 `
> - Ability to configure and set sample rates for the inputs.
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! \9 n: S) R1 X% e+ j$ a6 }> - Digital output on Transmitter that turns on during the sampling period. 2 C( h8 W: C4 @: E C0 W5 L: b
> 0 N9 ~' j$ c4 @. i
> - Ability to configure a power saving Sleep Mode in the Transmitter by t' ]$ J4 {5 P, h
> 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
* E' Y9 `- l3 w4 H, L> settings. This would preferably be from a computer terminal so that ( s% d# y+ y# m0 |9 s2 G% Q
> configurations can be saved or easily duplicated for production volumes.
, B; l0 L9 p7 l! u$ F( x9 Q> The units should be small and compact with shielding, and able to mount
, Z- W1 n" e: @) ]! O> to a printed circuit board with header connector.
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2 A6 _; _8 k' R$ {> At this time, we are interested in samples of a pair of modems that
9 t- P- Z- |4 X2 p$ j> might be similar to this proposed system. We do not expect that you
q) r* M6 `; H> provide all of these specifications at this time. I can describe our , Y \5 c5 e3 c- v
> immediate application needs in the next email if this project is of
' M" A3 W$ C1 P, c> interest to you. Perhaps you can make the samples by those 6 V1 l7 F d: P$ U2 R$ i
> specifications. This will allow us to test your radios before we move ! p$ G) I: d+ ?
> forward. We are interested in your 900MHz radio to start. 0 i3 j! L' N L) Z! q# J
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