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, z4 S k% R3 W5 @% Q4 o客户要求如下,如果哪家工厂可以做,请和我联系 9 Y( Q- x% p$ Y+ f! ^
> The application that we have in mind is similar to others that we commonly 5 m& [; g8 K- O+ I
> have. If we were to pay for FCC approval, we would want to use the modem * o& h$ R% T- f+ k/ j! z/ f
> units in all similar applications under the same approval number.
# m q/ E y/ k> Therefore, we would like to be able to configure the units to a specific
" }9 N2 @& ^& W' z& V2 Q> application. For the business that we do, this approach will yield more
( `' p0 G$ F+ `' M1 f( N4 J> sales based on the same product and approval. We are interested in the $ s% b6 I. R. ?* J8 i+ ]
> following specifications:
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( C" V$ @2 n" y' ]. u> - 2 inputs at the Transmitter with three possibilities; & p [8 @ I$ \2 K( J
> 2 analog ~! a: p$ f- D
> 2 digital / ]7 @1 |9 t" u
> 1 analog and 1 digital
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$ t( t1 g& |# X1 A, e2 c* ~# o> - 2 outputs at the Receiver with three possibilities to match inputs 1 W4 s/ J* B6 ~& t
>
* q# h1 P; h# i( ~# X, |> - Ability to configure/define analog Transmitter input ranges through 6 o; ~5 c4 R7 u3 ?$ V8 R( K5 w& n
> simple programming method to correspond with full-range analog Receiver
: U! b5 Z( X4 e1 s+ X; ]> outputs (0 - full voltage).
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> - Ability to configure and set sample rates for the inputs. ) F2 H- x7 U: u( p4 f2 |
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> - Digital output on Transmitter that turns on during the sampling period. % M; b4 J+ _7 R* Z2 |% E5 c
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> - Ability to configure a power saving Sleep Mode in the Transmitter by . J/ L& ~5 z2 ^* z6 h. A' b
> both software control and input hardware control. : m* t8 I0 U8 O$ m2 X
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> In order to configure the units, we would need a way to make the ; u" b- `, u3 j& x% D# q, g
> settings. This would preferably be from a computer terminal so that
4 ^" @, d& S7 C> configurations can be saved or easily duplicated for production volumes.
7 |% [% G* E0 N/ C+ `& K- }> The units should be small and compact with shielding, and able to mount 5 H$ z) n9 P# m$ T. N8 x
> to a printed circuit board with header connector.
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> At this time, we are interested in samples of a pair of modems that
( i1 U' _0 Z6 X2 R& `* o: V6 [> might be similar to this proposed system. We do not expect that you
9 o1 d( Y ?% ^5 N* d* H& Z> provide all of these specifications at this time. I can describe our # C4 o: ~7 ]) u% z% b6 I5 Y, [2 r
> immediate application needs in the next email if this project is of
1 p! y5 \# O, R7 q: Z: J. m7 Z) p> interest to you. Perhaps you can make the samples by those
T4 Y9 z6 K* W* _8 u4 S0 J> specifications. This will allow us to test your radios before we move / u8 Y) e7 V; L( y. ?2 F" ?) X7 e. R
> forward. We are interested in your 900MHz radio to start.
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