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% @# U3 W4 i! e5 F客户要求如下,如果哪家工厂可以做,请和我联系 8 j1 }$ V3 c) H7 w
> The application that we have in mind is similar to others that we commonly
1 g! E4 l% |$ l) h' k9 s& l; |/ p> have. If we were to pay for FCC approval, we would want to use the modem
& \2 z+ G* P% x; L> units in all similar applications under the same approval number. - |. ?! k. `% @+ n6 o& ?
> Therefore, we would like to be able to configure the units to a specific
, A1 Q& R0 x4 B) l/ q> application. For the business that we do, this approach will yield more
4 v9 C$ \) e- c6 }> sales based on the same product and approval. We are interested in the @( M" A5 W9 b8 t
> following specifications: 4 b" K9 n5 l0 j& O
>
' V( r9 ?9 X0 J3 d; Z' p# n. k0 j> - 2 inputs at the Transmitter with three possibilities; ; B/ r9 l6 [1 G/ m* j4 H
> 2 analog j" L2 M! P; T
> 2 digital 2 U% P% U; p# b0 _6 W/ J
> 1 analog and 1 digital % d% E' q" c7 ^' `: R
>
2 e1 v7 h& k E' R; J6 W) ]4 y> - 2 outputs at the Receiver with three possibilities to match inputs $ W- R. O4 M' F( ^0 x; `3 d
> $ G' b* |3 a0 I& |5 J2 c
> - Ability to configure/define analog Transmitter input ranges through - D) j( H9 D& N& {
> simple programming method to correspond with full-range analog Receiver
: d% O/ D: r. Y6 W& @> outputs (0 - full voltage).
5 _0 V4 i0 W7 k" N/ U" T- j>
- {4 w, m! D) D- n N: V) G> - Ability to configure and set sample rates for the inputs.
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6 s& U" O5 {- y- p2 d> - Digital output on Transmitter that turns on during the sampling period. , m8 {& d* I- X
> 7 d; Q8 r$ l8 |6 W8 T: q. F7 O5 R
> - Ability to configure a power saving Sleep Mode in the Transmitter by
. H5 ]7 |9 G/ l* T> both software control and input hardware control. D6 K& C% U7 A& u7 W* P6 t
>
) R: F* z, o6 ~6 G. s9 y8 t> In order to configure the units, we would need a way to make the
+ } y9 k( ?6 x6 U$ v: _1 G/ _> settings. This would preferably be from a computer terminal so that & S7 w+ U6 }' d, b
> configurations can be saved or easily duplicated for production volumes.
$ n% `' E3 G# s> The units should be small and compact with shielding, and able to mount
1 \* g* g% N+ H/ e> to a printed circuit board with header connector.
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$ H2 L2 r' Y5 k& G, [> At this time, we are interested in samples of a pair of modems that 5 X* ^, v( A9 @8 R9 X% j
> might be similar to this proposed system. We do not expect that you 6 Z7 n5 S- J5 W) [
> provide all of these specifications at this time. I can describe our ) r- A3 v: u# Q( V; |
> immediate application needs in the next email if this project is of
- f+ n6 Y$ s/ N3 Q% q> interest to you. Perhaps you can make the samples by those 2 {- F; U4 b/ [1 |
> specifications. This will allow us to test your radios before we move
. e: S, a7 R$ h" T2 k6 {9 i. T% U4 ]> forward. We are interested in your 900MHz radio to start.
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