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# J5 ]" b. q+ }) b2 r% n客户要求如下,如果哪家工厂可以做,请和我联系 . d2 P% L; Z1 x8 K% d% ?( S
> The application that we have in mind is similar to others that we commonly
+ B/ _# A0 [. n4 Z1 e b> have. If we were to pay for FCC approval, we would want to use the modem , X. p! v% e( L( h4 ^& C
> units in all similar applications under the same approval number. * I- A( K/ C; `" t9 J7 R
> Therefore, we would like to be able to configure the units to a specific
1 W1 q& \" R# k+ w5 ~> application. For the business that we do, this approach will yield more - D8 C4 \0 o& `& \
> sales based on the same product and approval. We are interested in the ; u! m0 x: \( ?0 I2 _1 ?& U
> following specifications: ; g1 T! I% p6 D8 o
> 2 G7 J6 e' M- ?
> - 2 inputs at the Transmitter with three possibilities; 2 c3 |2 K# ^2 }! S* N
> 2 analog ( H$ t$ [- Y. y, m, E
> 2 digital / r0 c6 i% P1 I! ?) r
> 1 analog and 1 digital T8 `+ U7 \$ s5 h& C
>
# G# P# E) }8 y0 u4 {9 l/ I> - 2 outputs at the Receiver with three possibilities to match inputs
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, Y" Z* D0 G' F> - Ability to configure/define analog Transmitter input ranges through ; X3 P" E, \7 i R# f9 F. M8 W
> simple programming method to correspond with full-range analog Receiver $ Q1 q/ P+ J& H1 a% T7 U8 U) _7 ?
> outputs (0 - full voltage).
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> - Ability to configure and set sample rates for the inputs. 5 ^, ~) b7 c g
> - ?8 U' F+ \4 L" [" Q/ z
> - Digital output on Transmitter that turns on during the sampling period.
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5 c1 D# ]7 k2 N; ]5 F> - Ability to configure a power saving Sleep Mode in the Transmitter by 2 D% m ], @, g* `2 v7 Y
> both software control and input hardware control. % f! Q! Z5 s3 ]) h4 A
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> In order to configure the units, we would need a way to make the
0 ]8 M% {7 q# ?+ Y" |2 `> settings. This would preferably be from a computer terminal so that $ n+ M$ m' h7 E" h
> configurations can be saved or easily duplicated for production volumes.
2 T, L/ k: V. ^9 b/ \8 @( O* a> The units should be small and compact with shielding, and able to mount 0 v' ?) h x3 v. ^$ a
> to a printed circuit board with header connector.
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" u% }0 l. O, m4 q> At this time, we are interested in samples of a pair of modems that
9 m) Z7 ^3 H' J. i" \/ G) [> might be similar to this proposed system. We do not expect that you
1 o/ j2 J4 A3 Q/ S3 j' N> provide all of these specifications at this time. I can describe our 0 Q* s$ g9 U* _' h9 D3 P) _
> immediate application needs in the next email if this project is of ' y% j9 o7 R6 u6 m. m
> interest to you. Perhaps you can make the samples by those
0 K# q% |# W+ u" W! J> specifications. This will allow us to test your radios before we move : O+ U' {7 X4 _ T0 f6 L
> forward. We are interested in your 900MHz radio to start. , F) ^5 J8 t$ E5 C0 w' U
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