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客户要求如下,如果哪家工厂可以做,请和我联系 5 Z9 U" P! o" @5 }/ D1 o
> The application that we have in mind is similar to others that we commonly
5 w; d2 |3 C7 Q# }> have. If we were to pay for FCC approval, we would want to use the modem 8 C* o) L" N- V: f+ r
> units in all similar applications under the same approval number.
% H" V# \$ M. P# a3 w' p) l> Therefore, we would like to be able to configure the units to a specific
4 L+ Y" g3 `1 X E) f> application. For the business that we do, this approach will yield more 2 m; s& E( z0 F, k1 i" `3 X
> sales based on the same product and approval. We are interested in the
# G+ F3 g# }+ G) E> following specifications:
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- i% S" E* Q: M9 Z: \+ y> - 2 inputs at the Transmitter with three possibilities;
9 d: m9 I3 D# I+ P! O% @' F; H/ l% P0 f' V> 2 analog
1 V6 {8 d- F) b/ ]/ ]5 @3 c> 2 digital
1 V! V3 }+ A) N' _4 S, a> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs
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> - Ability to configure/define analog Transmitter input ranges through # k8 W4 Q( R9 \. {" B
> simple programming method to correspond with full-range analog Receiver , B4 ^# ?) X q
> 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. 0 J: _; _& C, h0 S
>
2 O6 Z. A$ V" U' ~/ g; P> - Ability to configure a power saving Sleep Mode in the Transmitter by + z7 ~- j/ p; z" z2 ^ H" S
> both software control and input hardware control.
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" Q4 b7 K& A n; t> In order to configure the units, we would need a way to make the
8 p- w( W" l0 e" u4 W9 ]8 U4 Z( n! O> settings. This would preferably be from a computer terminal so that
8 f9 L5 `8 z( b' ?* {> configurations can be saved or easily duplicated for production volumes.
/ m2 E6 V; Y8 Y$ ^- ?% B" G> The units should be small and compact with shielding, and able to mount
m2 e8 I& C2 }/ U9 \6 [9 G$ k> to a printed circuit board with header connector. : L5 P0 F$ r% s9 T) D+ y* {$ L
>
" [7 @, a- _+ |8 n; A' _( y) `> At this time, we are interested in samples of a pair of modems that
W9 E# z8 d3 i> might be similar to this proposed system. We do not expect that you 3 B& {( n6 q* r/ g2 ^, R
> provide all of these specifications at this time. I can describe our
4 X7 \6 E% \' o% {2 D> immediate application needs in the next email if this project is of * F/ J+ p& V9 O8 S: d
> interest to you. Perhaps you can make the samples by those
% a) B, |. e2 [ [> specifications. This will allow us to test your radios before we move 3 J& z: X# j( F( ]$ ?0 P
> forward. We are interested in your 900MHz radio to start. " b j4 I/ C* h! ~+ {
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