|
|
) H) T; c) W) N# ?0 P) D6 ~! ?" s* _客户要求如下,如果哪家工厂可以做,请和我联系 : M9 B- K/ j6 Z
> The application that we have in mind is similar to others that we commonly & e& H, J' q- d, C3 t
> have. If we were to pay for FCC approval, we would want to use the modem + @7 ]# s0 k: G, P7 V
> units in all similar applications under the same approval number. ) e/ k0 n3 E X; e: ^# W* d& R4 ?
> Therefore, we would like to be able to configure the units to a specific + m6 u+ R6 _% n
> application. For the business that we do, this approach will yield more # d: I# ]7 m$ E, }9 M" T
> sales based on the same product and approval. We are interested in the 3 ~# F) [3 M4 f8 g+ T5 I
> following specifications: : F( {6 G( C( I) F. _% o
>
5 c, w) |! `- o# W> - 2 inputs at the Transmitter with three possibilities;
) d# Z3 m0 Q. j" r> 2 analog
; ?# U+ C5 R; m' E/ u# J7 S> 2 digital + a2 b. f5 }! X7 a) v7 M
> 1 analog and 1 digital - {2 z* o1 r2 a0 P, R E
>
! B8 b& T3 U- s, h> - 2 outputs at the Receiver with three possibilities to match inputs 1 [! k; v; [5 ?2 A. a
> ; ^8 a7 t! c) [# x2 C. B
> - Ability to configure/define analog Transmitter input ranges through
, V% R7 \! n* M1 i> simple programming method to correspond with full-range analog Receiver ( V, V: T/ g4 G9 U( G
> outputs (0 - full voltage). 7 G( P1 d" n4 q6 x+ ~. q
> * Q4 h0 P( S9 f2 S
> - Ability to configure and set sample rates for the inputs. / M+ l/ L1 d& I( J6 ?2 a' d
> 4 [( L' o5 V8 d7 Y* R% y' ~
> - Digital output on Transmitter that turns on during the sampling period. 9 F0 t# G& D2 d- |
> 9 V1 t# {6 a* B
> - Ability to configure a power saving Sleep Mode in the Transmitter by
4 J8 ?9 M% n1 S# z( m, G> both software control and input hardware control.
: _6 X4 ~& R) p- F% a>
* m! w: o* }+ l6 q1 Y> In order to configure the units, we would need a way to make the ( u. \7 ]/ b" d
> settings. This would preferably be from a computer terminal so that 4 K# j. |0 [1 O; \& o# R X
> configurations can be saved or easily duplicated for production volumes. * }% j- L4 q3 o: H, M( Z E
> The units should be small and compact with shielding, and able to mount
4 m, ^, g- ]8 m5 F2 ?> to a printed circuit board with header connector.
+ F1 Z ` Y B9 g>
, I( @+ r- C- k1 J1 s8 R> At this time, we are interested in samples of a pair of modems that
& W4 k6 O( b0 i. I( ?> might be similar to this proposed system. We do not expect that you % C$ O) M/ h f; W: `7 e
> provide all of these specifications at this time. I can describe our " C/ \7 _( E& @" M) ?2 L; v% u
> immediate application needs in the next email if this project is of 5 a" I. H% m! ~, N: _
> interest to you. Perhaps you can make the samples by those
3 [" n4 e; ^0 D3 X4 ]2 Z$ P> specifications. This will allow us to test your radios before we move
; R( @! r: t4 P& e! U8 D> forward. We are interested in your 900MHz radio to start. ) n; N! L; E+ M4 Z) @
|
|