|
|
5 _% Q& G& z, G4 l% \ W; \客户要求如下,如果哪家工厂可以做,请和我联系
, `) q0 r" D0 _8 u6 Y- ?> The application that we have in mind is similar to others that we commonly 2 d4 o) |! u7 Q( G, H4 D
> have. If we were to pay for FCC approval, we would want to use the modem
: v5 x; u [! v: l0 q4 p> units in all similar applications under the same approval number.
* \7 W7 L" }8 i0 n4 @> Therefore, we would like to be able to configure the units to a specific # I& V7 P% U( f
> application. For the business that we do, this approach will yield more # ~; ~ t o; z
> sales based on the same product and approval. We are interested in the - ?+ D8 n- Z- U
> following specifications: ( D/ `9 ]0 V) [
> : U( x2 x" m4 R
> - 2 inputs at the Transmitter with three possibilities; 6 r* y9 a- r- X' W* u
> 2 analog
D: T9 f+ h% C$ q9 K" d: K> 2 digital & a; U+ y/ [3 R6 M$ T, E2 [
> 1 analog and 1 digital $ Y7 k; o) \% K) Q2 ?2 P
> 3 [2 d2 }) S1 z6 p$ ]# b. e- p
> - 2 outputs at the Receiver with three possibilities to match inputs 4 |2 m/ R4 t2 u
> : w* S$ K- J: e: g+ K
> - Ability to configure/define analog Transmitter input ranges through
" y0 H: [) }) e! P5 H& B( K> simple programming method to correspond with full-range analog Receiver 5 `. o3 I2 _; v5 b, z5 h2 A
> outputs (0 - full voltage). : Z! |- S+ n/ d
>
6 O1 C0 `0 y8 Q Y$ t- W* _> - Ability to configure and set sample rates for the inputs.
. {2 `* j; a/ k1 _0 R y6 [>
, `9 m M/ H$ c+ j> - Digital output on Transmitter that turns on during the sampling period.
, A- t3 ?3 `& z>
) f6 o( e. |- h" z1 n, O8 ~> - Ability to configure a power saving Sleep Mode in the Transmitter by + R# n8 S: T/ g6 @1 v. F0 y% c
> both software control and input hardware control.
4 a; x$ \5 C8 U6 ~2 i' v>
0 g5 n/ z6 _9 S7 l> In order to configure the units, we would need a way to make the
& Y; v7 U- L9 L, F> settings. This would preferably be from a computer terminal so that
7 _. `6 R# w& G. W. d! V- ^- F) E> configurations can be saved or easily duplicated for production volumes. 6 ^% L' ?$ i/ g g4 Q( ^
> The units should be small and compact with shielding, and able to mount 7 q6 I3 O) Y9 B# _# {
> to a printed circuit board with header connector. / u" \. u& Z7 f
> 7 M, z V' D% R6 g8 I
> At this time, we are interested in samples of a pair of modems that
2 s2 w: Y- G/ o- d: ]> might be similar to this proposed system. We do not expect that you
1 E1 U. w& l/ x! ?/ c> provide all of these specifications at this time. I can describe our
: W+ Z2 _$ u% j H1 G" \> immediate application needs in the next email if this project is of 1 O7 f# p* i" I
> interest to you. Perhaps you can make the samples by those
9 F. Y6 _, R( S1 f/ F> specifications. This will allow us to test your radios before we move
# U' R3 ^! G) [3 ^+ d3 o> forward. We are interested in your 900MHz radio to start. ) D \9 b7 A6 `
|
|