|
|
- O5 J& b; F9 B0 M2 w* w客户要求如下,如果哪家工厂可以做,请和我联系 ) G7 X6 z& o- X" J6 K
> The application that we have in mind is similar to others that we commonly 8 o* |! a8 O" j- u
> have. If we were to pay for FCC approval, we would want to use the modem : _2 l1 b% N& B
> units in all similar applications under the same approval number.
9 E, C% H9 e1 E: t. ]) `' r. @> Therefore, we would like to be able to configure the units to a specific 7 {1 g( T. B9 e" r6 }: t# `
> application. For the business that we do, this approach will yield more ; v- I6 b- w( J6 h" k
> sales based on the same product and approval. We are interested in the ) v: ^; ~$ k2 t/ x, {% S6 u
> following specifications: % O6 X: j% Z* ~ W
> q6 }* d8 _& n+ e! L% u9 @8 f
> - 2 inputs at the Transmitter with three possibilities; . _: a9 V9 U1 Z. }( N7 o# F
> 2 analog 3 o7 _( G& w( k4 g
> 2 digital v# b6 }0 }& o3 e
> 1 analog and 1 digital + X, b& @% V* i$ f
>
8 L n. _( O9 \6 t> - 2 outputs at the Receiver with three possibilities to match inputs 7 N; a3 ^. _+ @$ }8 G& K! \/ \
>
7 X: H5 o5 p& v% n. U/ h> - Ability to configure/define analog Transmitter input ranges through ' f6 A# [- q! \7 L# @
> simple programming method to correspond with full-range analog Receiver , K- R C7 R) J s
> outputs (0 - full voltage). , `8 }1 {% L5 U0 G, s7 q8 ^5 S7 Z
> & x; d, \3 d6 \
> - Ability to configure and set sample rates for the inputs. 6 ~/ Q8 R9 n' s4 _; p Y, j
>
( l. _! S. j2 i, Q1 a' ~> - Digital output on Transmitter that turns on during the sampling period. : h! v7 W: f5 r$ l" c$ t
> 4 d7 v3 R c' k& M6 f0 Z
> - Ability to configure a power saving Sleep Mode in the Transmitter by
" J( h" c* L' ~1 L/ ?> both software control and input hardware control.
! c$ G& u* [# e* y! E% l>
; `0 @2 E, W3 S> In order to configure the units, we would need a way to make the 2 D0 o2 w& U% z r) l0 f
> settings. This would preferably be from a computer terminal so that " y& N$ v2 U/ J+ v, w
> configurations can be saved or easily duplicated for production volumes.
. l9 G% Q- c! v- g4 x) M> The units should be small and compact with shielding, and able to mount ' S7 L. x7 H) z6 f& c, @, y3 Z
> to a printed circuit board with header connector.
R6 J5 ?3 C' q2 K7 H- ^>
+ |' Q) w. I. n) b9 E> At this time, we are interested in samples of a pair of modems that
% d4 O( k. H9 _> might be similar to this proposed system. We do not expect that you J1 t& @# U3 r' _) v$ \
> provide all of these specifications at this time. I can describe our / Q' s" F# a1 E a* u# K% n
> immediate application needs in the next email if this project is of
# E" k& \' L) D S8 m& L> interest to you. Perhaps you can make the samples by those 1 d) x) @6 w% _2 M, N
> specifications. This will allow us to test your radios before we move
5 R. H$ z( d+ c, Y6 p9 Y+ K* ]4 r> forward. We are interested in your 900MHz radio to start.
8 q# x, @0 d* m6 I! p' _( r |
|