|
|
* m T2 o# Z+ j% S
客户要求如下,如果哪家工厂可以做,请和我联系
2 D) d* N- m0 j" l* l, Q> The application that we have in mind is similar to others that we commonly # g9 k/ @; e* P9 ~1 J
> have. If we were to pay for FCC approval, we would want to use the modem
, Z0 [+ p6 w. U: k8 J2 n# j2 c; l$ E> units in all similar applications under the same approval number.
3 I8 Z! P( O# m* G; d# ^1 x1 ^> Therefore, we would like to be able to configure the units to a specific
# t0 `+ H* W% N1 h/ p> application. For the business that we do, this approach will yield more
0 ]( A2 R' v* r) V% n! e( p> sales based on the same product and approval. We are interested in the
4 a( c! ?" @5 i* |4 c, @' p> following specifications:
, x6 d6 s1 s. i5 p! O+ k! Y ~> 5 c6 ^" y& x; C/ B1 Y
> - 2 inputs at the Transmitter with three possibilities; 8 D+ [( Z2 B0 ? d1 R5 a8 c- f+ Q
> 2 analog ( S- @$ _: _+ n1 L; U9 p1 `# ] h- E
> 2 digital ( i0 \6 ~- X3 ~$ _
> 1 analog and 1 digital ' U1 C8 a% w s! e( L+ ]: a
> - S7 Z, J0 _. H7 q
> - 2 outputs at the Receiver with three possibilities to match inputs : A3 P h% e1 }3 Q F
> % [+ c% ~7 R; N2 c1 l
> - Ability to configure/define analog Transmitter input ranges through 9 H: M: J. Y) L4 q) D2 `' Q' p
> simple programming method to correspond with full-range analog Receiver & n: W6 V5 O& W* ~
> outputs (0 - full voltage). 0 z; D) i6 [6 \& R( t* s
> , I' R( }+ ]& t$ t; v! q
> - Ability to configure and set sample rates for the inputs.
' f+ ^/ I/ D4 \( H+ q- w> + {/ a5 Q' L2 l% p' F1 n1 y
> - Digital output on Transmitter that turns on during the sampling period.
: O/ ?3 T" ]0 \1 ^7 V6 b>
# z D$ Y( p- \& V) p8 }( l> - Ability to configure a power saving Sleep Mode in the Transmitter by
$ D# K/ @4 p% n( q: I6 `4 J9 \> both software control and input hardware control.
m* h, L; e& U* D> % G& J2 p" q# z- c; w% [
> In order to configure the units, we would need a way to make the
. G" V3 E* c( ~# t0 J% T; T> settings. This would preferably be from a computer terminal so that
1 t7 T0 D! K7 d5 n! y> configurations can be saved or easily duplicated for production volumes.
6 w+ `7 A! [1 H2 k" ~> The units should be small and compact with shielding, and able to mount
; C6 S# X! h+ @7 e: R> to a printed circuit board with header connector.
5 o9 S) `( c- k. M1 i8 A>
m1 l2 O! o# l) J> At this time, we are interested in samples of a pair of modems that
* B# w q I E5 U7 h W: P> might be similar to this proposed system. We do not expect that you 5 m0 o' S, Y0 X" B _% I- D* Z% K
> provide all of these specifications at this time. I can describe our / F8 S5 [0 r$ m7 g% Z1 g4 }
> immediate application needs in the next email if this project is of 8 f/ G; r# H4 L, q0 r7 E* e: d- e9 n
> interest to you. Perhaps you can make the samples by those
6 i% E' B* x) o$ s8 {' p> specifications. This will allow us to test your radios before we move ( G- g' n; U3 v: [
> forward. We are interested in your 900MHz radio to start. % |7 N% }4 v/ f4 D
|
|