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客户要求如下,如果哪家工厂可以做,请和我联系 1 g' V. H5 e+ {5 f9 |
> The application that we have in mind is similar to others that we commonly , @+ o+ S1 |, Y$ v# W
> have. If we were to pay for FCC approval, we would want to use the modem
8 D" E/ }( J, k8 K; G' o> units in all similar applications under the same approval number. 5 {2 i. l+ g5 N4 D6 a
> Therefore, we would like to be able to configure the units to a specific
2 r9 ]7 i& {" \# t+ S9 h( o> application. For the business that we do, this approach will yield more
; j# J; J" M8 k> sales based on the same product and approval. We are interested in the 4 Y$ o8 d" g' C, b) A, |. E
> following specifications: F1 I0 {* T4 i0 v: G% r
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> - 2 inputs at the Transmitter with three possibilities;
6 ?$ h# m! t& |1 ]# q8 ~> 2 analog
, }1 {1 h/ o3 g+ p> 2 digital - a7 c) ^6 `! t: ^; u( i' o$ n: n. e
> 1 analog and 1 digital 3 V0 x9 u! D2 C# ?% |0 a1 M8 U% ~
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> - 2 outputs at the Receiver with three possibilities to match inputs ' P" s* c% u* x5 s
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1 t+ B7 ~ t1 e3 b4 d6 ?" k> - Ability to configure/define analog Transmitter input ranges through
" n- D i( g3 {! L0 `6 `> simple programming method to correspond with full-range analog Receiver
" w8 r3 V, N5 m# Q( h2 H> outputs (0 - full voltage).
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6 e. d* d5 E W- O: E$ m> - Ability to configure and set sample rates for the inputs.
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' W& P' c: z4 R> - Digital output on Transmitter that turns on during the sampling period.
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> - Ability to configure a power saving Sleep Mode in the Transmitter by 2 [% T0 o: ?9 V1 s0 ` p
> both software control and input hardware control. 8 z- I7 v+ Q- [1 s A, ?
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> In order to configure the units, we would need a way to make the 4 _0 X, H# E9 W4 D$ }
> settings. This would preferably be from a computer terminal so that 7 {1 n3 T k+ l, e N( b3 A0 R, D
> configurations can be saved or easily duplicated for production volumes. . V* Q9 l8 c: G# O
> The units should be small and compact with shielding, and able to mount + ?4 s/ W2 w; Z5 X" Z4 r( M& D
> 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 / v+ U3 ]0 H' k' z3 z
> might be similar to this proposed system. We do not expect that you
2 @" f w' Y6 T0 r> provide all of these specifications at this time. I can describe our 0 z: i$ [& j$ d! m$ n
> immediate application needs in the next email if this project is of
) Y+ w$ ]. t, e, n \> interest to you. Perhaps you can make the samples by those
9 g8 ]- I* z3 i> specifications. This will allow us to test your radios before we move
u; I, B" A) Y; l7 C7 u> forward. We are interested in your 900MHz radio to start.
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