|
|
$ j/ n: U* k1 ^6 U3 n* |
客户要求如下,如果哪家工厂可以做,请和我联系
: n' k$ }$ ~& J8 r8 C5 B6 q" h> The application that we have in mind is similar to others that we commonly
1 n6 f% \% r+ R8 V9 }> have. If we were to pay for FCC approval, we would want to use the modem
. z; R: z9 [' M# w% P2 m> units in all similar applications under the same approval number.
3 O' ?# m* O, N* A, `9 A- i> Therefore, we would like to be able to configure the units to a specific
# J6 |0 B- X2 {! l3 i0 W> application. For the business that we do, this approach will yield more 7 M- @0 ?- O% e% L7 F; Y9 d
> sales based on the same product and approval. We are interested in the
$ o+ Z5 W) q) R4 \! y' C: C6 X> following specifications:
^* [; D" Z+ M+ S>
. t7 B- F7 }8 V, J. N> - 2 inputs at the Transmitter with three possibilities;
! E. }+ V# {6 Y> 2 analog
. v1 r, C% |* H3 ]4 }9 v> 2 digital
8 `: w' h- {3 i( e, E4 m> 1 analog and 1 digital
/ h0 a9 [" X! N4 E1 y5 Y3 n> 0 N& P8 j. k# s' N! W
> - 2 outputs at the Receiver with three possibilities to match inputs $ @& n* u, m" J% k
>
6 r0 Y# C0 G, v> - Ability to configure/define analog Transmitter input ranges through / A8 J$ m6 G& C: E8 c, y
> simple programming method to correspond with full-range analog Receiver
5 H; n6 o. L K2 {/ E# R> outputs (0 - full voltage).
* j5 ?4 j0 W$ ^& T) U3 n5 E- c( G>
+ x6 \9 I5 n1 x3 K> - Ability to configure and set sample rates for the inputs.
+ Z5 g* k" i5 D6 [# S3 _2 y( R2 E; h>
; t1 ]7 L' q7 E* k: }> - Digital output on Transmitter that turns on during the sampling period.
6 `- ^* G8 A' N+ S2 |* Q- E4 r) ]4 c>
6 W B; f( ~) P4 ^' o3 D> - Ability to configure a power saving Sleep Mode in the Transmitter by 8 Q# X: o$ `7 ` T
> both software control and input hardware control.
' U5 }3 _* k9 I# A6 ~$ l>
1 e; e$ a& m( [7 `3 [7 t+ P2 W( g2 P4 M> In order to configure the units, we would need a way to make the 2 `- J5 {7 T; Q8 j o2 l' ~0 N
> settings. This would preferably be from a computer terminal so that ' ^% R7 U, H, X# h! @
> configurations can be saved or easily duplicated for production volumes. + v8 R& E4 t7 y( t8 [; J
> The units should be small and compact with shielding, and able to mount
$ p- ~ a+ \( S9 W# y> to a printed circuit board with header connector.
' x! p y1 c3 o+ A$ Z> ' |8 E" B3 s$ x, ?2 a8 R) J
> At this time, we are interested in samples of a pair of modems that
. K( C% O) `' W8 ]& B; g o1 c> might be similar to this proposed system. We do not expect that you
2 _1 ]+ V7 j: D> provide all of these specifications at this time. I can describe our 9 r( p( Z/ G+ W# q) Q
> immediate application needs in the next email if this project is of 0 Q8 V- ~7 ]5 e _ v3 ?2 B5 H
> interest to you. Perhaps you can make the samples by those
" ?2 g; P7 E) k% N0 \ K$ P; Y> specifications. This will allow us to test your radios before we move
- Y& _' `* ?. y! o$ L+ |# G> forward. We are interested in your 900MHz radio to start. * t$ t& s _0 x* V, C0 `
|
|