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客户要求如下,如果哪家工厂可以做,请和我联系 / M2 u8 ] } ]: M4 x1 e
> The application that we have in mind is similar to others that we commonly 4 U3 ~3 k! [9 V( z" Y# p# ~
> have. If we were to pay for FCC approval, we would want to use the modem
2 {9 q: Q' M) L; O) e> units in all similar applications under the same approval number.
/ H. j. q3 z4 H9 n4 O> Therefore, we would like to be able to configure the units to a specific
/ p# b9 D; z7 x, r. z. ?> application. For the business that we do, this approach will yield more ( n) ^- d y, P, \& ?7 g; z
> sales based on the same product and approval. We are interested in the
/ A( j* V! x/ d$ R+ H$ W8 _9 S> following specifications: . c H7 ^+ X% ~4 V& ~" y
>
$ v# y# m6 t l# k4 L6 J> - 2 inputs at the Transmitter with three possibilities;
$ j- d0 {2 T3 _! C! P, k> 2 analog ( Z2 U" x! m- G& c6 }
> 2 digital $ a- T9 Q9 U5 b" P6 f
> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs - @" S! K$ Q; z& B. u! H1 f
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> - Ability to configure/define analog Transmitter input ranges through
" A* e! N* s. c8 D! C& G> simple programming method to correspond with full-range analog Receiver " c$ F" i+ b5 v" o5 c D7 W: [
> outputs (0 - full voltage).
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> - Ability to configure and set sample rates for the inputs. * t! X E1 _: \# ~ B
>
8 C3 w0 U3 e: H# F+ R7 O8 o. p> - Digital output on Transmitter that turns on during the sampling period.
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- W0 H) S. I! F2 k> - Ability to configure a power saving Sleep Mode in the Transmitter by 9 O+ Z& A5 P9 z9 \; A; S4 R q
> both software control and input hardware control. ; `# T7 Y; ?$ R2 F2 g. e
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> In order to configure the units, we would need a way to make the
' N U2 }4 q" J4 a) l/ T3 t> settings. This would preferably be from a computer terminal so that
- F) y/ K) k& h' C h2 L$ g: @> configurations can be saved or easily duplicated for production volumes. / W: T) G( Y' M
> The units should be small and compact with shielding, and able to mount
# R5 U) u, }) g6 W3 u* D) x> 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
2 B, k/ x" ?0 [) x, D- J> might be similar to this proposed system. We do not expect that you ( R$ n8 }$ l" [4 Z6 l- p
> provide all of these specifications at this time. I can describe our 1 \. D# e/ U, D$ w
> immediate application needs in the next email if this project is of
4 L- Y& p L! x% ]; _> interest to you. Perhaps you can make the samples by those
" z' T* H+ G' l! m> specifications. This will allow us to test your radios before we move
' a* ? b8 A. o; b2 t> forward. We are interested in your 900MHz radio to start. : d7 K$ ^& Z5 h) `4 d6 E
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