|
|
3 R. ^. c& |- j. }, M
客户要求如下,如果哪家工厂可以做,请和我联系
0 F9 \8 G8 y8 N+ x' \ }> The application that we have in mind is similar to others that we commonly + @1 v6 E0 i* X2 h4 g
> have. If we were to pay for FCC approval, we would want to use the modem
+ Z, p( z- } s& f+ q> units in all similar applications under the same approval number. / ?1 @; R/ B; U1 R# _
> Therefore, we would like to be able to configure the units to a specific : a3 a+ }7 K) I5 X6 {* L
> application. For the business that we do, this approach will yield more
1 D8 J$ k! J: ~9 p; J+ {4 ~> sales based on the same product and approval. We are interested in the 8 i+ e" [0 Y: }' H8 s0 o; ~
> following specifications: 7 Y/ x! E' {! o. t' K! E( K" W
> & l. z- ^8 M4 M( c5 ]; t; B
> - 2 inputs at the Transmitter with three possibilities; 5 V' a& B+ _2 Y# G
> 2 analog
) G5 b6 M. q" f$ H* e/ g9 J> 2 digital ( ?1 X6 ~4 E0 m6 [: J7 y, ^
> 1 analog and 1 digital
- x& F$ E* Z3 y>
( A. ?% `% l4 B- |$ Y6 |* Q> - 2 outputs at the Receiver with three possibilities to match inputs
# P$ B! H& X% p8 b> ( s d" U' ~& Y6 P0 r; W
> - Ability to configure/define analog Transmitter input ranges through
1 J7 K/ c$ e+ A1 [5 J> simple programming method to correspond with full-range analog Receiver
3 s! R; v: [5 {1 M> outputs (0 - full voltage). # k% B$ u: f9 x) d
> 6 Y0 d6 Q7 ~/ S$ n1 c
> - Ability to configure and set sample rates for the inputs. 0 s. @# O# d7 |5 B) c
>
: _# J. K" `3 m4 F! ?> - Digital output on Transmitter that turns on during the sampling period.
! f% G$ d# C$ y. P8 i- v>
3 t$ i' V; e J> - Ability to configure a power saving Sleep Mode in the Transmitter by : K: }0 f: j7 J; x
> both software control and input hardware control.
* k" m5 [/ k7 P9 g$ O# D> " _, |2 O) d- {8 o8 W) G
> In order to configure the units, we would need a way to make the
J; d3 e6 ]3 {8 k' L) p> settings. This would preferably be from a computer terminal so that
9 x, B# a2 j) q% T B> configurations can be saved or easily duplicated for production volumes.
; s. I5 s( i# z> The units should be small and compact with shielding, and able to mount
: w( b2 V% i' g8 ]> to a printed circuit board with header connector.
( Z! A# J- A2 f' G$ Y5 w>
- o2 c8 R1 Q: \: m> At this time, we are interested in samples of a pair of modems that . j' U; S! ?3 \3 E3 t, k
> might be similar to this proposed system. We do not expect that you
* Z9 @8 [: M. J. [/ T> provide all of these specifications at this time. I can describe our
+ i2 }. F X) J' J5 [9 Q> immediate application needs in the next email if this project is of
1 v. h/ _% U. v( x. c> interest to you. Perhaps you can make the samples by those 4 i! l, o, F1 M- f4 J
> specifications. This will allow us to test your radios before we move ) x1 t) w. l/ N% |) F
> forward. We are interested in your 900MHz radio to start. ' C' G6 `! _2 q/ x8 h$ k
|
|