|
|
V! [0 g$ d* i+ _客户要求如下,如果哪家工厂可以做,请和我联系 % y, r# ]9 y: H% z. V
> The application that we have in mind is similar to others that we commonly * v* ~* O7 x& H$ z
> have. If we were to pay for FCC approval, we would want to use the modem
/ c. _7 K7 B% w) u7 x, z2 ?+ E> units in all similar applications under the same approval number.
) V! [0 |5 q8 n3 f> Therefore, we would like to be able to configure the units to a specific
+ x! @+ T; B/ b4 w> application. For the business that we do, this approach will yield more
; S/ J/ F! w( E- U1 I> sales based on the same product and approval. We are interested in the * ~. \/ m# m/ V, r/ ~3 p
> following specifications:
) C) a- E/ N, l0 w1 n% p1 H>
- L1 k5 M: W! n0 L; Z! [> - 2 inputs at the Transmitter with three possibilities; . j2 d: c0 S4 k8 Z' k% `
> 2 analog
7 \4 Z( w: m2 O( i9 G> 2 digital 7 I; f; B7 s! F5 `1 m/ _
> 1 analog and 1 digital
B. v4 t, N% N% m> & o6 {" B# s% W% a4 B7 b
> - 2 outputs at the Receiver with three possibilities to match inputs / e0 ^3 i0 w5 J# X4 H! k
> 6 L/ B- Q4 @; |7 `( ^( e
> - Ability to configure/define analog Transmitter input ranges through
1 u1 x+ n3 O2 [' h> simple programming method to correspond with full-range analog Receiver
9 L J% U9 B7 X* C# e6 K) d> outputs (0 - full voltage).
! y' Z' t) c) u. J> * Y" i8 U8 E. @2 j. q
> - Ability to configure and set sample rates for the inputs. ) d9 T6 D3 Q9 Y* F2 j. z
>
+ c- }2 J5 j1 k' ~4 l> - Digital output on Transmitter that turns on during the sampling period. 8 c( @' }/ X+ c3 D, K Q
> - _: t7 ~4 I7 |; N
> - Ability to configure a power saving Sleep Mode in the Transmitter by / B+ a* L" K1 N
> both software control and input hardware control.
6 X( Y) h6 Q0 ~' Z3 [>
) D! S! Z7 L$ \" C0 X% g: s> In order to configure the units, we would need a way to make the
p. \7 W8 ]7 _/ ]/ S4 f; f> settings. This would preferably be from a computer terminal so that
" u- t, i2 D5 Q% T/ v: Y> configurations can be saved or easily duplicated for production volumes.
5 J" |) p/ o# _; k> The units should be small and compact with shielding, and able to mount " R0 [, i- i2 I% ^: h, q0 s$ ?
> to a printed circuit board with header connector. : S; L" G% n. E5 l; I1 T3 r
>
# l0 S P! |8 X( p> At this time, we are interested in samples of a pair of modems that
0 s/ A# n, L3 m' T! }: N> might be similar to this proposed system. We do not expect that you / a$ z+ ^7 p6 e( s. _% u3 I* x
> provide all of these specifications at this time. I can describe our 2 E K+ g+ O9 a
> immediate application needs in the next email if this project is of
- N5 [# `7 m% ~' |> interest to you. Perhaps you can make the samples by those g6 S. x$ v9 l% v. ~
> specifications. This will allow us to test your radios before we move
; q/ y$ Q( I; p" f> forward. We are interested in your 900MHz radio to start. ! Z0 E7 F p$ o6 g# `' H
|
|