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客户要求如下,如果哪家工厂可以做,请和我联系 ( |: A3 U+ d+ \" o. l' J
> The application that we have in mind is similar to others that we commonly 6 W3 d2 }" f) l+ e
> have. If we were to pay for FCC approval, we would want to use the modem 5 |8 P, ]2 N7 c8 Q% U X ^
> units in all similar applications under the same approval number.
: i) m7 B) C$ w& q> Therefore, we would like to be able to configure the units to a specific
7 x3 _" h' |4 Z! i' z; N> application. For the business that we do, this approach will yield more
& r! k) E" j0 H7 a C* L0 V3 ?6 u> sales based on the same product and approval. We are interested in the
6 T' y2 _3 j3 l4 Z% H; `$ C ?> following specifications: ' U0 m" z" p& a2 Q7 R" O. \2 |
>
( D+ |6 P2 j f0 V+ T$ |1 l> - 2 inputs at the Transmitter with three possibilities; 4 I0 Z0 P7 n8 R7 @/ N
> 2 analog
" ^ n; h. g! `> 2 digital
" {# E; z+ g8 P$ h. O j> 1 analog and 1 digital
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6 i1 h' c9 i5 j( q! H) M g> - 2 outputs at the Receiver with three possibilities to match inputs ; ~7 A5 z7 N- M+ C1 y# f b" ?. X
> 9 q/ D3 T; j1 {# ^% M: }. q% T6 c8 d
> - Ability to configure/define analog Transmitter input ranges through
% W* b5 V$ c: |! p! }3 h. c% k( i) A> simple programming method to correspond with full-range analog Receiver ( @ v3 I2 N7 N1 j
> outputs (0 - full voltage). , L: r8 G8 q1 V% d% K) x0 ?3 A
>
. e4 g' h& j6 S1 ]> - Ability to configure and set sample rates for the inputs. 4 |/ x' p( n) P. [
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> - 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 : T1 I' R) ^* P7 v. T$ j2 a# z$ O
> both software control and input hardware control. # C8 f5 J; U# d# _% ]
> & x2 L# j' {( m3 |1 `" ?
> In order to configure the units, we would need a way to make the
* l8 p7 ^# ^! j) y9 N% N* p# H9 W: L> settings. This would preferably be from a computer terminal so that / @ Y% ~ ?# ~9 x6 o( z
> configurations can be saved or easily duplicated for production volumes. : [; j! b7 S8 B0 w; s: a( A
> The units should be small and compact with shielding, and able to mount
/ ?& M& N2 y0 \$ S0 B> to a printed circuit board with header connector. 1 f, `6 s9 f0 n- M( b2 X; ~/ j* u
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> At this time, we are interested in samples of a pair of modems that ' v3 o$ ?6 u3 Z+ r9 d0 h' u
> might be similar to this proposed system. We do not expect that you 8 _9 ]; R# d; t, I9 @
> provide all of these specifications at this time. I can describe our ! }3 g# r, W; Q
> immediate application needs in the next email if this project is of
) f3 s) ^7 Q% G: C+ M i; u> interest to you. Perhaps you can make the samples by those
0 m' N4 y& W7 V/ I3 U> specifications. This will allow us to test your radios before we move
$ S( w: g- {% W7 f# h/ \> forward. We are interested in your 900MHz radio to start. % Z9 L- ?8 Y- R5 X _- W7 o- h: K. e' h
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