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' g) d* {4 U$ g, b# X客户要求如下,如果哪家工厂可以做,请和我联系 % a# _! ~6 I. A
> The application that we have in mind is similar to others that we commonly 3 z0 _( @0 i7 [
> have. If we were to pay for FCC approval, we would want to use the modem
8 J w7 q$ g8 a5 k) x> units in all similar applications under the same approval number.
# u: Y' s2 F/ s5 e' o> Therefore, we would like to be able to configure the units to a specific + D( r3 T1 a, m& y$ p& S
> application. For the business that we do, this approach will yield more
# c, M. Y$ x$ Y0 j. C$ z> sales based on the same product and approval. We are interested in the
. z1 h! @, Z( Q |> following specifications:
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> - 2 inputs at the Transmitter with three possibilities; . g) r) [; ]# X! N5 S
> 2 analog $ F K6 _+ k6 S8 T' m4 C- _
> 2 digital
) Y/ f. \" U$ n) e6 W/ P$ ]2 Q> 1 analog and 1 digital " i* u8 a' N* n0 L
>
8 O2 C; g5 s( H: n/ U# k> - 2 outputs at the Receiver with three possibilities to match inputs * O$ y. O0 O. S- f8 v
> 8 |) `, U! W2 u9 s- y
> - Ability to configure/define analog Transmitter input ranges through
0 i- u, X1 h& a> simple programming method to correspond with full-range analog Receiver
, j* o3 z/ r% _ H! f8 U' o> outputs (0 - full voltage).
5 p4 ^1 r( I! Z$ `' s( P> ' H3 ?, e/ A7 D9 q Y0 Q' z' d
> - Ability to configure and set sample rates for the inputs.
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+ s! A1 z! x( d> - Digital output on Transmitter that turns on during the sampling period. O# n$ N/ C! p
>
~9 w- U9 B0 a, l" z> - Ability to configure a power saving Sleep Mode in the Transmitter by
5 o8 v& J! Z& e9 @: O$ h& k> both software control and input hardware control.
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$ V- f$ R7 U% G- x# Y7 t. B> In order to configure the units, we would need a way to make the
8 Y k6 D6 r& j( n8 `> settings. This would preferably be from a computer terminal so that
( i; h: j2 h8 T, @> configurations can be saved or easily duplicated for production volumes.
, k( \9 j8 v+ [0 B! F7 c5 c8 I> The units should be small and compact with shielding, and able to mount * w* R8 l( {5 u
> 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 ; m% V9 b" b" G" }4 G0 y
> might be similar to this proposed system. We do not expect that you / E3 p, B6 E' M2 f' J' X! @6 t1 _
> provide all of these specifications at this time. I can describe our
% o+ C% ^" q5 g> immediate application needs in the next email if this project is of
0 }; a0 n+ X# H0 C5 r, d> interest to you. Perhaps you can make the samples by those 4 |) Z; [8 H2 U! u
> specifications. This will allow us to test your radios before we move 0 m8 j) g Y) f0 E
> forward. We are interested in your 900MHz radio to start. - A Y& i. W* @
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