|
|
3 d$ |6 C$ j2 Q4 H4 \& D
客户要求如下,如果哪家工厂可以做,请和我联系 8 Q5 A4 w( s7 ]. g
> The application that we have in mind is similar to others that we commonly
# p# D( E& U0 D5 z' N> have. If we were to pay for FCC approval, we would want to use the modem
2 s. |1 a# H+ |: K' ^> units in all similar applications under the same approval number.
* {" a; h4 e- n) v: d+ L> Therefore, we would like to be able to configure the units to a specific 9 ^1 Q$ v$ c$ A6 x
> application. For the business that we do, this approach will yield more % w6 z" J1 m" @$ Z- A2 f
> sales based on the same product and approval. We are interested in the
3 n1 ~( c2 @. S; f" a1 n> following specifications: 1 h% L+ k& U+ G9 u# ?, o% U
> 6 o# T5 z4 p# p$ m
> - 2 inputs at the Transmitter with three possibilities;
$ l3 L* g2 U2 v8 ^> 2 analog : w# u8 w" T, C f& z# u
> 2 digital ! [ M9 B+ x2 w; \# ~" ^
> 1 analog and 1 digital
/ j( @& z9 p3 P7 a2 d c; I> ; b2 c% {) Y: D: d8 I# r
> - 2 outputs at the Receiver with three possibilities to match inputs
% x) u5 R/ F+ Y; s0 p> $ D% I: p$ S+ \: f# }4 G
> - Ability to configure/define analog Transmitter input ranges through , V- r0 s4 q. D# d4 I- c
> simple programming method to correspond with full-range analog Receiver % x: J. @/ U0 Y& c
> outputs (0 - full voltage).
2 z9 N. M& j% `3 a. k/ ~* u> % i& C$ \. q; z4 k9 W4 O% U! k
> - Ability to configure and set sample rates for the inputs.
, _! e2 {8 D0 |) W( {0 i>
9 ^* q1 [& S; W# _0 D% P> - Digital output on Transmitter that turns on during the sampling period. : _7 H0 o$ s6 v/ X/ L. N7 T
>
: ~1 j. J/ W3 T2 _* w> - Ability to configure a power saving Sleep Mode in the Transmitter by & i3 `' E5 Y# p, T# P
> both software control and input hardware control. / j% O4 y Z7 @
> 7 P% y8 c2 b0 O& W9 ~% a% ]1 [0 _9 t( p
> In order to configure the units, we would need a way to make the
6 M$ ^. O6 C* L" `6 Q. l+ P> settings. This would preferably be from a computer terminal so that $ `7 ]) d. W8 f9 ]# X7 M
> configurations can be saved or easily duplicated for production volumes. : j0 v* F) g8 ^8 |0 K! t0 [
> The units should be small and compact with shielding, and able to mount 6 R- d6 R3 S8 J# x
> to a printed circuit board with header connector. 7 P( ]) b3 q; H5 Y5 n9 @9 w/ x. ^
>
% n* |" _5 K' m# p> At this time, we are interested in samples of a pair of modems that
{. _; D7 Y0 c+ ?8 _4 Q. R& y3 j> might be similar to this proposed system. We do not expect that you
@% n! I$ e! g> provide all of these specifications at this time. I can describe our
- A6 r% ^( y6 G+ v" n. E* m> immediate application needs in the next email if this project is of
7 f9 G% z, Q7 Q ?' b2 A# Z" p# p> interest to you. Perhaps you can make the samples by those
0 D% n# }5 F% |> specifications. This will allow us to test your radios before we move
/ ?; @. X% B9 Q- Z" ~8 J> forward. We are interested in your 900MHz radio to start.
: k9 n" n% f0 X& `3 I J) z) Z |
|