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客户要求如下,如果哪家工厂可以做,请和我联系 2 A1 t# D* |) D# x
> The application that we have in mind is similar to others that we commonly 7 i6 L- K* s( F. q( S4 J( c
> have. If we were to pay for FCC approval, we would want to use the modem ; `. v' [0 b# L$ [# h
> units in all similar applications under the same approval number. 9 X$ n1 M0 @9 h, y9 f; {
> Therefore, we would like to be able to configure the units to a specific % ?; p1 Z2 C! W& c4 }
> application. For the business that we do, this approach will yield more
/ T; J) N. N. y2 `/ [: |- {- b> sales based on the same product and approval. We are interested in the / J3 T# {; m% Q
> following specifications: . y' D1 t- r* N$ g9 G. f" S3 E
>
! t, Y( R0 Q; c `" Q- `- R> - 2 inputs at the Transmitter with three possibilities; : x7 e T2 X/ W" t/ ^. t
> 2 analog , Q& Q7 _+ a5 Q$ `% m
> 2 digital
. B+ J6 ^% ~7 M1 m8 U) f$ X> 1 analog and 1 digital . v7 B0 P* l9 S
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> - 2 outputs at the Receiver with three possibilities to match inputs
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6 B; a; w$ O' Q> - Ability to configure/define analog Transmitter input ranges through & D3 T. G% J5 D3 u6 w
> simple programming method to correspond with full-range analog Receiver 4 g: s4 h% o8 K7 y$ e& ^
> outputs (0 - full voltage). + n& T0 {% r2 }8 g* `
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> - Ability to configure and set sample rates for the inputs.
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0 v; X% H8 N; B1 R3 e: N; ~: c$ q: D> - Digital output on Transmitter that turns on during the sampling period. 3 R1 Z5 O, q+ T1 D+ T% O
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> - Ability to configure a power saving Sleep Mode in the Transmitter by
d+ `- z0 y# h% Y> 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 + R/ k" L6 h3 k, _0 }7 z
> settings. This would preferably be from a computer terminal so that
$ h; L6 q! n2 _1 ?$ ]5 l3 _> configurations can be saved or easily duplicated for production volumes. ! E' J* ^6 q4 g9 a, z1 s
> The units should be small and compact with shielding, and able to mount . s5 X- H0 ?4 L5 t
> 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
/ @/ I. d! w# |" U$ \> might be similar to this proposed system. We do not expect that you ' o( f5 l& E# _
> provide all of these specifications at this time. I can describe our
+ L0 g/ X0 C3 W) M> immediate application needs in the next email if this project is of
9 h4 Y% y8 z% _1 `> interest to you. Perhaps you can make the samples by those & I0 y0 s1 [6 b4 F0 ?$ A
> specifications. This will allow us to test your radios before we move
c2 C, E' d& D9 a, l( b> forward. We are interested in your 900MHz radio to start.
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