|
|
/ c" R1 _# Q* E& [. Q
客户要求如下,如果哪家工厂可以做,请和我联系 K9 d# R2 Q& j, X
> The application that we have in mind is similar to others that we commonly
& a% T) r+ H4 U, x9 d2 M2 w! R2 S> have. If we were to pay for FCC approval, we would want to use the modem / d! O \0 \! R0 K% i( f5 b6 B
> units in all similar applications under the same approval number.
% U8 k% N( a, z7 H" k+ K> Therefore, we would like to be able to configure the units to a specific
. | w1 i8 N7 W# p2 E( V& u> application. For the business that we do, this approach will yield more
) s! J* T/ c2 a+ Z- |0 X> sales based on the same product and approval. We are interested in the c( \% @# b: ] O- D) d
> following specifications:
+ n, l6 A# d( V5 i7 H; z3 q> # |4 b s f# ^0 K& D
> - 2 inputs at the Transmitter with three possibilities; - y, W# e# r0 D+ Q) D
> 2 analog " ` p# O3 @7 b$ V# Q
> 2 digital
& _/ z+ r0 L+ }! b" D3 X0 I6 B2 W> 1 analog and 1 digital . {7 c3 t$ m& e- Z" C8 y
> , m6 A4 D/ \ j2 C
> - 2 outputs at the Receiver with three possibilities to match inputs
4 c* X6 ?+ X' u7 ~# G>
2 C! ]9 t% ^- x/ p, P> - Ability to configure/define analog Transmitter input ranges through
, i3 d+ [) X- D% L" o3 ]5 J$ f) R> simple programming method to correspond with full-range analog Receiver
/ H$ b- Q7 p$ g8 Q/ f1 Q' m4 L( T> outputs (0 - full voltage). 5 c$ ]2 y$ o' j+ `
>
" I. N0 \5 t& Y5 Y! V& ?4 S> - Ability to configure and set sample rates for the inputs. ( R) p( S6 b% u, g/ H
>
^6 z" V" r, k" T4 C> - Digital output on Transmitter that turns on during the sampling period.
5 k" \8 z+ ^1 @9 S' _>
# b; a1 `( ?* ]4 ?( w> - Ability to configure a power saving Sleep Mode in the Transmitter by
; \# P, t# R1 [" a3 ?. o> both software control and input hardware control.
; i5 `- T. M8 V# W> 8 M- ^2 J2 y9 }9 Y1 j) U
> In order to configure the units, we would need a way to make the . A& y) a/ p8 |9 G
> settings. This would preferably be from a computer terminal so that
5 {1 `- Q! _( r1 d8 N9 ^> configurations can be saved or easily duplicated for production volumes.
3 D7 q* ?/ e5 k" K3 Z) o+ J3 z# _> The units should be small and compact with shielding, and able to mount : V) w$ E" W6 v. P( D, R
> to a printed circuit board with header connector.
4 r. w2 ^& g6 l" t5 [" k, K>
0 s5 |7 u, u+ Z, A7 j> At this time, we are interested in samples of a pair of modems that
, x. @5 }$ T. |/ `+ g> might be similar to this proposed system. We do not expect that you 3 G& y+ a9 }+ G i, E
> provide all of these specifications at this time. I can describe our
{' W7 ^- l% T# M; [+ @> immediate application needs in the next email if this project is of 5 u5 S' q+ b" ~. V
> interest to you. Perhaps you can make the samples by those
6 ?0 r/ U' ~$ r8 M> specifications. This will allow us to test your radios before we move
; Y, M& \2 X! B) V> forward. We are interested in your 900MHz radio to start. 2 F6 |0 @- c' Q' I$ o: t8 \
|
|