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6 g! \; ?* |5 z! H. ^. q7 O% z客户要求如下,如果哪家工厂可以做,请和我联系 3 E* a8 ^8 s. r5 P4 z: ?( Y
> The application that we have in mind is similar to others that we commonly ; M; u9 i6 @ x1 H' b: P/ o+ O
> have. If we were to pay for FCC approval, we would want to use the modem 9 j: f1 E! n6 T& F% E3 \
> units in all similar applications under the same approval number.
) z+ H L0 M1 z; c0 K3 B7 C> Therefore, we would like to be able to configure the units to a specific # H! E0 O" E0 `' x
> application. For the business that we do, this approach will yield more
0 h8 c7 L- N/ i: Z$ d3 j M> sales based on the same product and approval. We are interested in the
8 r7 G* f# Y% Z: Z+ T) M1 c> following specifications:
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> - 2 inputs at the Transmitter with three possibilities;
! {! F! {) j: B w7 c; Q7 r, P$ }> 2 analog , e5 u: J o/ R, D6 k- t: F
> 2 digital
. e9 x% ^# ?# ~( h> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs 6 O: R$ I1 z, j. `. i7 D; ^( \
> 8 O, ?, F4 L' h" c+ t6 N
> - Ability to configure/define analog Transmitter input ranges through
7 C5 }' f3 A9 b' z2 R> simple programming method to correspond with full-range analog Receiver / d3 }) z& K( S
> outputs (0 - full voltage).
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> - Ability to configure and set sample rates for the inputs.
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" ?: c1 Z8 _; M: H9 f> - Digital output on Transmitter that turns on during the sampling period.
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2 K. W2 O+ ?# U1 u4 a) o> - Ability to configure a power saving Sleep Mode in the Transmitter by $ E4 q4 \6 g' A
> both software control and input hardware control. 1 |' t" N2 f+ Y o3 W" p
>
6 l: ^% Q" U- ^5 P* L1 K> In order to configure the units, we would need a way to make the
0 t' A' t% E+ L/ v> settings. This would preferably be from a computer terminal so that + V9 b) r; _2 s
> configurations can be saved or easily duplicated for production volumes. 9 X+ H- |0 w" L9 n0 k& I n
> The units should be small and compact with shielding, and able to mount 8 p0 C( p) D4 z
> to a printed circuit board with header connector.
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> At this time, we are interested in samples of a pair of modems that # B3 i' @4 z) E8 j
> might be similar to this proposed system. We do not expect that you / ~5 x# h$ H2 s$ k) t+ O
> provide all of these specifications at this time. I can describe our
; _! w7 V% F ^$ q> immediate application needs in the next email if this project is of
8 I# m. N* h& E/ E, V8 l; P> interest to you. Perhaps you can make the samples by those 8 u: a2 \% T& J- R" k# r& V
> specifications. This will allow us to test your radios before we move
2 R6 p, e6 P% y& c7 g> forward. We are interested in your 900MHz radio to start.
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