|
|
; t9 X, |7 k* ?9 J
客户要求如下,如果哪家工厂可以做,请和我联系
$ p: v4 f9 G) @/ h> The application that we have in mind is similar to others that we commonly
" a1 s- {; G8 Z8 q+ x> have. If we were to pay for FCC approval, we would want to use the modem ; S- N# z4 K) c( K! `
> units in all similar applications under the same approval number.
6 I! t; x& P) F. `$ B> Therefore, we would like to be able to configure the units to a specific
: n# X3 V0 Z" b; Y> application. For the business that we do, this approach will yield more
. Z- c% j! ?6 V$ D> sales based on the same product and approval. We are interested in the
8 l4 l6 u, N1 J3 `; F, X6 u> following specifications:
( A/ c5 S/ \$ a/ p( b+ \- q2 y>
* V0 R3 C( F( E- P N4 X8 N& F> - 2 inputs at the Transmitter with three possibilities;
" C) O+ F S5 w2 @: w0 |6 x1 R6 Y7 _> 2 analog : R# p+ Y' _4 a; k6 N# \& O& S
> 2 digital ^- n: ?1 I/ J
> 1 analog and 1 digital : L! W3 E6 A% R" t& Y+ h
> ! C+ C2 i* f' a9 ?
> - 2 outputs at the Receiver with three possibilities to match inputs
, g' z* |+ n3 ~, e0 l& R% ~> & P* d/ l) c/ c
> - Ability to configure/define analog Transmitter input ranges through
/ i& c$ G2 x% j5 [; I> simple programming method to correspond with full-range analog Receiver 5 N; t9 g2 b! f; Y5 ^9 Q0 P
> outputs (0 - full voltage).
, c% {% x: L3 B9 \' b L>
N$ A, @6 p$ n% ]> - Ability to configure and set sample rates for the inputs.
# s. w2 j, p: F8 r( l1 q>
: ~+ {' T+ ]( d2 v+ [% w> - Digital output on Transmitter that turns on during the sampling period.
8 A& A& j/ Z5 ^8 P( }> 6 H6 z! G% Q0 ]5 d* z
> - Ability to configure a power saving Sleep Mode in the Transmitter by
( v/ X# |; E8 t9 L1 @6 t; d& V$ n7 S> both software control and input hardware control. . d# [/ @+ l/ O: B
>
# Y* m' M! S2 y, q> In order to configure the units, we would need a way to make the
5 e3 B! M' D: h1 H> settings. This would preferably be from a computer terminal so that 9 ]6 e! V9 q) q/ s+ f" {; x" ]3 Q r
> configurations can be saved or easily duplicated for production volumes.
8 l8 s. T4 S3 h% T> The units should be small and compact with shielding, and able to mount
7 R, B: a8 z% J1 z8 A6 S1 p> to a printed circuit board with header connector.
0 T3 F I0 D1 n9 z4 C# G3 Y& s> 4 B: ~/ ?2 r4 \1 k5 S6 @. u1 ~
> At this time, we are interested in samples of a pair of modems that
4 a" }0 Q' |" |6 \+ U& U> might be similar to this proposed system. We do not expect that you 8 ~( @3 r0 R$ j b
> provide all of these specifications at this time. I can describe our 5 L, O; Z- K( G6 d9 q2 e8 m. C% k) L
> immediate application needs in the next email if this project is of
. F; w/ i. c Z+ {2 ~5 a% ^> interest to you. Perhaps you can make the samples by those
5 t' [3 ?" n, s4 F! ]1 }) v> specifications. This will allow us to test your radios before we move
: G) I& X b1 X( ^> forward. We are interested in your 900MHz radio to start.
( O2 B/ _' c* z9 O* Q9 n |
|