|
|
: D, I5 ]4 V* K1 v, ~5 ~客户要求如下，如果哪家工厂可以做，请和我联系
( t+ Q3 L2 @ L- f2 L> The application that we have in mind is similar to others that we commonly
6 t7 C" l# Y7 B$ ]
> have. If we were to pay for FCC approval, we would want to use the modem
' X' Z5 J' r+ V& z0 M> units in all similar applications under the same approval number.
! t+ ^6 Z+ R2 u6 E( L @> Therefore, we would like to be able to configure the units to a specific
+ N! Y+ t( N2 h# t- V7 V, u7 B; H
> application. For the business that we do, this approach will yield more
- o4 ^% Z' k) J" l
> sales based on the same product and approval. We are interested in the
2 t& p# M9 o- t' z
> following specifications:
- C" O" ~- a4 V4 v* \* l [>
u: B2 o1 }" F5 Q/ ?! f> - 2 inputs at the Transmitter with three possibilities;
2 v" u$ j4 S- m+ W8 J# G
> 2 analog
& t& }6 U8 r( l" `( V5 ^! z
> 2 digital
" M, p! y4 p' V6 l4 `
> 1 analog and 1 digital
4 z; C' E2 j1 S3 E- {>
& M. n* Y/ F8 K0 T9 M* _
> - 2 outputs at the Receiver with three possibilities to match inputs
9 |6 H& l5 `/ z- t' w/ a9 ~2 U( {& x
>
: x! B$ z, X# R4 l
> - Ability to configure/define analog Transmitter input ranges through
3 S( m, t$ z: f X6 @: e
> simple programming method to correspond with full-range analog Receiver
0 s4 y( O+ W4 r> outputs (0 - full voltage).
; B/ M+ b9 O" s. t% u
>
* M8 K4 R9 s5 U> - Ability to configure and set sample rates for the inputs.
. F- x6 K' [/ n# E
>
! ]: [8 W. v& Q! d" {; P" p H> - Digital output on Transmitter that turns on during the sampling period.
2 O% t: G8 y2 y1 F; q) x>
) q1 F z2 c8 A, Q5 ?- p" Z> - Ability to configure a power saving Sleep Mode in the Transmitter by
7 H1 L# ^! U- a% h( y
> both software control and input hardware control.
& l# I% Q6 X% b; C
>
2 P. T' Z$ N; P, H: g- @4 k3 C
> In order to configure the units, we would need a way to make the
* ]" O8 W' ^( ~3 M1 l& e% A3 ~3 h% @
> settings. This would preferably be from a computer terminal so that
; }; M8 K, V4 d1 R0 |: M/ p> configurations can be saved or easily duplicated for production volumes.
+ e1 V+ r" v, I3 B; J2 m> The units should be small and compact with shielding, and able to mount
. l* C& I4 h+ \
> to a printed circuit board with header connector.
* c, @' b" _* H
>
+ {) @1 R5 U1 N F+ R% v2 q> At this time, we are interested in samples of a pair of modems that
& c6 C+ C7 p7 `; H
> might be similar to this proposed system. We do not expect that you
, b/ p n6 e8 e4 x* L4 l> provide all of these specifications at this time. I can describe our
. X% B7 b* X7 J& e% r q> immediate application needs in the next email if this project is of
6 I$ t, W5 ]- P2 M7 L9 q> interest to you. Perhaps you can make the samples by those
: F! D+ S& A; {0 J; s/ j
> specifications. This will allow us to test your radios before we move
( i! D5 }( N" z0 p0 d4 T% t7 s- k6 r7 x
> forward. We are interested in your 900MHz radio to start.
% @9 o4 u0 E L9 U3 R$ s7 t |
|
IP卡
狗仔卡
发表于 2007-5-27 20:29:37
提升卡
置顶卡
沉默卡
喧嚣卡
变色卡
显身卡