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客户要求如下,如果哪家工厂可以做,请和我联系 % j9 D5 i5 E0 m4 h0 M
> The application that we have in mind is similar to others that we commonly
3 R8 m% R7 x! L; ~- t> have. If we were to pay for FCC approval, we would want to use the modem
% V$ f. L1 T5 K9 [3 R/ N5 ]> units in all similar applications under the same approval number.
( ~* G3 Z5 R; Z: g `* d> Therefore, we would like to be able to configure the units to a specific
9 B F( O6 O& X3 @( ~) u# v> application. For the business that we do, this approach will yield more
4 _2 L/ w8 P- s5 ^8 n# l> sales based on the same product and approval. We are interested in the ( b, ?7 X( ~1 H- L9 Y" A3 j% r
> following specifications:
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> - 2 inputs at the Transmitter with three possibilities; ) K0 _1 M) c7 [6 f! [7 l/ u$ u
> 2 analog
( s" _. ^9 C0 i> 2 digital
+ }+ o5 n, ^, _# n9 t- |8 p> 1 analog and 1 digital
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; B, e! D. y7 ?' M, ]# L; ^> - 2 outputs at the Receiver with three possibilities to match inputs
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> - Ability to configure/define analog Transmitter input ranges through
) K" k3 U: l: c/ B( X% l# u8 @> simple programming method to correspond with full-range analog Receiver - t) z9 J6 _7 T! s( b3 r9 }
> outputs (0 - full voltage).
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: y4 B$ r1 z: C1 ?> - Ability to configure and set sample rates for the inputs. 7 S1 n4 t: H* X$ c5 S3 |( y
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> - Digital output on Transmitter that turns on during the sampling period. 4 R( a; Y& ]9 C) h& e
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> - Ability to configure a power saving Sleep Mode in the Transmitter by 7 _/ m" h5 P: C; v: h B/ t
> both software control and input hardware control.
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> In order to configure the units, we would need a way to make the
7 g ^$ H/ }0 a$ b( s1 t$ W9 `" }> settings. This would preferably be from a computer terminal so that
* \8 H# X8 S b( L# R% H* ]2 {> configurations can be saved or easily duplicated for production volumes.
8 U$ S6 w; }5 |( R A; j* U* k5 J, f> The units should be small and compact with shielding, and able to mount $ B8 x$ j7 }# M) h7 P5 W
> to a printed circuit board with header connector.
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: e$ T* x) N9 H' x0 O! m6 p> At this time, we are interested in samples of a pair of modems that * j0 c$ l) Q2 e6 `3 j, Y1 a) d
> might be similar to this proposed system. We do not expect that you
) f! U+ O8 G& G& R7 {, ?' I> provide all of these specifications at this time. I can describe our
! K: U1 c' k: Z9 z$ e> immediate application needs in the next email if this project is of
+ D" Z4 m3 v5 P> interest to you. Perhaps you can make the samples by those
O! r2 e' d. G# n! v9 F) f$ k0 `> specifications. This will allow us to test your radios before we move 8 |) C, O- J6 {9 B6 X W$ ]
> forward. We are interested in your 900MHz radio to start.
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