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客户要求如下,如果哪家工厂可以做,请和我联系
& v7 r1 {7 K" F$ q' U1 Z7 I1 [9 M& k> The application that we have in mind is similar to others that we commonly
' m6 ?" i, A5 U- w> have. If we were to pay for FCC approval, we would want to use the modem & I- `+ [" ]8 u6 q! ~ r
> units in all similar applications under the same approval number.
9 `2 N) r8 R; w2 B> Therefore, we would like to be able to configure the units to a specific # e) d- [, @; z5 [+ Y+ a
> application. For the business that we do, this approach will yield more 3 H& w% {3 ^# |: a* \$ d* I$ l Q
> sales based on the same product and approval. We are interested in the
1 a- J5 a6 o ?/ k1 }% @, N+ `. D> following specifications: ! V2 c! K, @" y# s) T. u. v) r
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> - 2 inputs at the Transmitter with three possibilities; 7 ^' V4 b z* Z3 V$ o( \: m
> 2 analog - Z* |6 c9 g& Z
> 2 digital
+ O% ?6 `; a6 P7 b! k" ]> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs 4 {2 k6 j3 o+ R9 t# [' a6 f
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> - Ability to configure/define analog Transmitter input ranges through
8 X2 f6 v1 v) L4 T9 |7 |& f> simple programming method to correspond with full-range analog Receiver $ H3 _2 g, ^" J, _& p
> outputs (0 - full voltage). ! @& r7 N1 ?4 ?0 _5 s( Z
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> - Ability to configure and set sample rates for the inputs. 1 z% \5 S* J" n V
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> - Digital output on Transmitter that turns on during the sampling period. " B" D; h& I4 @2 G' x3 n! p4 I
>
7 o8 h. {, a5 x3 p; A> - Ability to configure a power saving Sleep Mode in the Transmitter by
* K: l& ^) y5 a O( E3 B9 ?0 [> both software control and input hardware control. & u3 e8 m( b+ Y2 r
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> In order to configure the units, we would need a way to make the 4 U9 Y/ ~5 U; |6 o8 c
> settings. This would preferably be from a computer terminal so that 2 I: A8 @: t0 t: v- r: h, |
> configurations can be saved or easily duplicated for production volumes. & A+ L2 m0 z( |& t$ _2 R
> The units should be small and compact with shielding, and able to mount
/ Z1 r* L7 p+ M* t: p: { C. h, v5 f> to a printed circuit board with header connector. 6 Q2 w. B, q w5 e6 t, V+ f4 ], X' Z
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> At this time, we are interested in samples of a pair of modems that
4 e' Y, T/ V0 e+ I% S7 w9 t4 p> might be similar to this proposed system. We do not expect that you
% A- S( l. w3 M2 n6 ~: D> provide all of these specifications at this time. I can describe our 2 Y; r7 r1 Q3 |# W7 X
> immediate application needs in the next email if this project is of
: z; Q$ N1 V: f* l4 t2 P0 L, I1 N3 Q$ l> interest to you. Perhaps you can make the samples by those
5 B* }2 v0 m3 e3 w) P0 L1 U( A* ~> specifications. This will allow us to test your radios before we move
# D1 f5 Y. I Y8 w* m* C> forward. We are interested in your 900MHz radio to start. 6 |. l6 K8 t( V5 R) M; L
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