|
|
; {/ K/ _" r$ a4 V! q4 p客户要求如下,如果哪家工厂可以做,请和我联系
# }0 z( E! R! e4 B> The application that we have in mind is similar to others that we commonly
" d/ y' y, s# _, x L> have. If we were to pay for FCC approval, we would want to use the modem
5 [) ^9 b4 Q S# I7 d+ v t+ c> units in all similar applications under the same approval number. ; {, m$ Y/ C) C5 T
> Therefore, we would like to be able to configure the units to a specific 6 W2 J1 [# K9 B% J& A0 I
> application. For the business that we do, this approach will yield more
0 _! j" Q0 R5 _> sales based on the same product and approval. We are interested in the
' f6 Q5 ~: u. v6 j1 t6 f, c; c> following specifications:
8 [* \) v1 O9 O>
8 l7 V* v4 }2 N> - 2 inputs at the Transmitter with three possibilities; 2 H+ B- [8 ~( A) ~
> 2 analog
3 d7 I$ ~. |6 G0 o( v) Z' R' b> 2 digital
/ M" g9 d) a0 V; ?8 [2 S8 h" h> 1 analog and 1 digital - I) G9 ^( Z. i. M0 Y
> ; q3 W# [, ?9 p7 t* \
> - 2 outputs at the Receiver with three possibilities to match inputs
0 g/ Y, M, }: ^: p> 6 h8 T/ m. B5 O; [( f: x3 t$ _
> - Ability to configure/define analog Transmitter input ranges through : {' u1 C! |/ y- M/ {# S$ x& h' g
> simple programming method to correspond with full-range analog Receiver 7 S2 O; Z0 A) h/ g: I3 p
> outputs (0 - full voltage). ( o3 K. ?+ [8 I( E9 b3 o. w! F
>
' e* ] X7 `* y5 y> - Ability to configure and set sample rates for the inputs. 2 F9 K* t: D- }/ K
>
" Q8 e# @$ E$ G% ]> - Digital output on Transmitter that turns on during the sampling period.
" M8 R$ d5 w* M2 L2 F> : `4 ^0 y# K. L, k/ ^; ^3 W
> - Ability to configure a power saving Sleep Mode in the Transmitter by 3 Q" X( X- A F5 c6 V# ~# T* Y
> both software control and input hardware control.
/ @" h- q( v8 ?4 y. S/ ]1 j: f> & k$ S- x; z) \! g
> In order to configure the units, we would need a way to make the
( T2 e; k- H% m> settings. This would preferably be from a computer terminal so that
5 s6 I4 U- o1 K) y4 e. P> configurations can be saved or easily duplicated for production volumes.
" M# n4 R4 g) _3 r4 Q) ~( }> The units should be small and compact with shielding, and able to mount
0 ]4 b4 O6 |: g6 L5 \! P> to a printed circuit board with header connector. 4 x4 _6 j! G7 v+ L
>
9 |* U- J& H9 P9 S1 K5 M7 q> At this time, we are interested in samples of a pair of modems that 0 [: ^7 \3 X+ [, a4 z3 v
> might be similar to this proposed system. We do not expect that you ' C% }( y, l) [& b& U# Q o
> provide all of these specifications at this time. I can describe our
! B9 c+ g2 x2 K: u6 _> immediate application needs in the next email if this project is of
0 H9 o- S5 Q( d Q/ ?> interest to you. Perhaps you can make the samples by those
1 G+ Z f+ T9 L! c$ P" ^> specifications. This will allow us to test your radios before we move 5 g. H& I8 k/ N0 d
> forward. We are interested in your 900MHz radio to start. 2 P4 B7 p. @ n- e' _
|
|