|
|
- h. y: c5 g J( s' k; H2 \客户要求如下,如果哪家工厂可以做,请和我联系
0 X2 s& r# v4 I> The application that we have in mind is similar to others that we commonly ( o1 Z( W* J% b9 n i" g7 E+ @
> have. If we were to pay for FCC approval, we would want to use the modem 4 ?; d ^9 y- g# C
> units in all similar applications under the same approval number. / q5 L0 Y- c' i; F9 m
> Therefore, we would like to be able to configure the units to a specific
5 S2 [$ w" ?1 a. N+ b> application. For the business that we do, this approach will yield more ( x6 k" W+ ^: {. g; \
> sales based on the same product and approval. We are interested in the
6 m2 P) n3 s; C3 i9 U7 @: U, g> following specifications:
5 H) p8 [8 l6 d! c5 }! z3 ]* ^% p> ) ^$ e: k9 Y6 t4 c
> - 2 inputs at the Transmitter with three possibilities; , m8 a9 Y- P4 a4 S+ y
> 2 analog
- A5 c# `7 E+ g% M/ n/ C+ K> 2 digital 3 s+ v- K( c0 h4 c5 y, a
> 1 analog and 1 digital 4 {; L$ v) @3 R2 s1 A% D, n- w
>
2 X. R3 f3 i$ ^" B6 j> - 2 outputs at the Receiver with three possibilities to match inputs 8 F) k; N* k* J; H5 w8 f
> # w& n4 [" j( ]# p0 k, {
> - Ability to configure/define analog Transmitter input ranges through
+ s7 o3 B0 w5 H+ @0 W2 n> simple programming method to correspond with full-range analog Receiver
* ^6 u# c# y+ o$ `( B d& i> outputs (0 - full voltage). , P) K. K7 i4 K, \7 y
> & Q2 x5 i& e. e% W
> - Ability to configure and set sample rates for the inputs.
" U' d8 M% N' q5 `( P5 ]8 f, R. ^ E>
8 h$ H6 c: w3 M- n8 ]2 |> - Digital output on Transmitter that turns on during the sampling period.
) ?7 c0 ?; f7 ]* c> 3 }+ r9 c$ }" o8 z0 E7 ?) G
> - Ability to configure a power saving Sleep Mode in the Transmitter by
: m; z7 p& f3 E> both software control and input hardware control. ' M* @4 g1 s: _& E( u; b" m
>
0 b3 x$ T0 x3 i8 B" N> In order to configure the units, we would need a way to make the
2 {# D: K( h) y1 ?> settings. This would preferably be from a computer terminal so that
! ^' T [2 u% C% E> configurations can be saved or easily duplicated for production volumes.
7 b2 @' c U. I8 R4 @> The units should be small and compact with shielding, and able to mount
& R; \1 `& @2 G. q% U% c7 L1 ?/ D> to a printed circuit board with header connector.
7 {2 a. ^( G. N3 O0 o3 m1 o>
/ b* ~3 C' t! W6 M& M> At this time, we are interested in samples of a pair of modems that 3 d! p7 H4 j) J# @& l
> might be similar to this proposed system. We do not expect that you
- e: c4 c. r& K> provide all of these specifications at this time. I can describe our # q( M& K/ s& I& Y! q! u6 m
> immediate application needs in the next email if this project is of
/ h% _* W( L I- r7 s- e: |) ~) R> interest to you. Perhaps you can make the samples by those
4 I' j9 ]1 P) _> specifications. This will allow us to test your radios before we move % o! L1 S% q% H; R7 @9 {
> forward. We are interested in your 900MHz radio to start. ]/ e$ L& M, R8 { ^0 h5 }
|
|