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9 d$ f1 C' C! m6 h2 w' j客户要求如下,如果哪家工厂可以做,请和我联系 " Q9 n( _% K! R7 w9 s
> The application that we have in mind is similar to others that we commonly 1 a3 O7 y- E/ D$ f
> have. If we were to pay for FCC approval, we would want to use the modem
* m/ _) P Q( J8 d> units in all similar applications under the same approval number.
2 W8 N: t5 b7 P* @' k/ K: w> Therefore, we would like to be able to configure the units to a specific 9 m* W# l. S9 L( U. q- {
> application. For the business that we do, this approach will yield more
! [4 f* h4 B% [; U+ L# s8 n> sales based on the same product and approval. We are interested in the + B9 R9 Q. V |7 w0 I1 U4 [1 i8 d. d
> following specifications: 2 y% I% {, v1 X6 o6 w2 k
>
O+ D. r/ Z0 D0 |! R/ f; `> - 2 inputs at the Transmitter with three possibilities;
! E" t0 Y$ ~/ s" q I> 2 analog 4 E. p7 {4 s8 M
> 2 digital
+ ]: R6 _+ M$ w' B$ w& U( A4 }) I> 1 analog and 1 digital
& Q f/ p3 I v; b> 7 I! o0 t4 H: \3 |
> - 2 outputs at the Receiver with three possibilities to match inputs
# P. V% Y3 H4 e>
3 @6 p! e: ^' Z' L2 H& }- W> - Ability to configure/define analog Transmitter input ranges through
; F5 b% c$ E4 l7 J3 ?> simple programming method to correspond with full-range analog Receiver
, i4 H, e. |3 K0 {$ m9 s* X> outputs (0 - full voltage).
1 B" @) ?# z: n5 e0 c" h- P# O> * t* `- E" h5 @9 W
> - Ability to configure and set sample rates for the inputs. - v3 K! f: [+ L5 ?* |- U
>
8 g* ?- J2 E$ u> - Digital output on Transmitter that turns on during the sampling period.
" i8 \5 {% p6 F- x! j1 ]2 t> 9 l' h* w) \8 F
> - Ability to configure a power saving Sleep Mode in the Transmitter by
9 A" [& J0 @& y' }/ k> both software control and input hardware control. Q- i% D1 o! a! @+ J# U- X' N
> & `/ P0 Y( _8 T5 ?' j) S9 V
> In order to configure the units, we would need a way to make the
: L' x5 V( D5 p4 r& F9 Q$ F> settings. This would preferably be from a computer terminal so that & ~( u1 \3 T6 n5 J' O
> configurations can be saved or easily duplicated for production volumes. 7 }5 I- c% g; ?0 E( j
> The units should be small and compact with shielding, and able to mount
7 M/ ^0 O8 ~2 t. x4 R> to a printed circuit board with header connector. 3 S f/ K; R) [ y q. H
>
1 w3 x7 N) ]8 S* s/ n+ _> At this time, we are interested in samples of a pair of modems that ' L# ]; S+ m7 v/ `
> might be similar to this proposed system. We do not expect that you
% M2 F! Z. ]! u& Q0 C% h> provide all of these specifications at this time. I can describe our
T0 H# G0 i5 q. L' i> immediate application needs in the next email if this project is of
f" g# c; z; z7 N, l* G0 K> interest to you. Perhaps you can make the samples by those ( `* }2 z' j0 H7 Q
> specifications. This will allow us to test your radios before we move
$ F, i( H q2 o' r: A> forward. We are interested in your 900MHz radio to start. 8 y7 o1 V+ W/ B) N
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