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& Q6 V4 S% x, m6 j客户要求如下,如果哪家工厂可以做,请和我联系 7 ]2 n6 I, O4 Y! x5 _( T
> The application that we have in mind is similar to others that we commonly 0 U1 D4 L, z. M) n, r
> have. If we were to pay for FCC approval, we would want to use the modem
! i, a7 P# z$ p( u7 `6 P; E> units in all similar applications under the same approval number.
# s1 j, R; m7 }2 l8 _> Therefore, we would like to be able to configure the units to a specific B4 K# u5 r* d' s2 y
> application. For the business that we do, this approach will yield more
: i3 M( @3 p. g, B> sales based on the same product and approval. We are interested in the
$ M4 x8 L$ C- Q6 g* U: F, P! t8 w> following specifications:
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> - 2 inputs at the Transmitter with three possibilities; # A) j; c! H4 T- W8 Z8 K
> 2 analog % u+ I+ ~3 h" s
> 2 digital ; x' [/ o1 N$ ?& @' c! I
> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs ( A: e8 p# @+ z' v0 c$ [% N
>
" `/ y6 U$ U6 H# c6 g3 L' z4 s Q> - Ability to configure/define analog Transmitter input ranges through 5 H* E S0 g% R' _2 o
> simple programming method to correspond with full-range analog Receiver
3 ]! S6 J# p( m> outputs (0 - full voltage).
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> - Ability to configure and set sample rates for the inputs.
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> - Digital output on Transmitter that turns on during the sampling period.
- [% q/ _* u$ b2 W/ d) v# p+ s9 N> & j' m: w! C. `4 c: g6 ]
> - Ability to configure a power saving Sleep Mode in the Transmitter by 2 a4 ]; j0 ^9 \2 z% O3 w6 H
> 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
* e# h5 u1 U+ W+ ]' o% ?> settings. This would preferably be from a computer terminal so that 3 H% Q8 F/ N$ e# I* S+ E
> configurations can be saved or easily duplicated for production volumes. 9 K; H, _0 i+ [/ d
> The units should be small and compact with shielding, and able to mount % ~) X. H- D0 C7 H7 K( w5 P& K
> to a printed circuit board with header connector. % P9 ^) I" D- N4 a7 ^1 t
>
" ]# Q7 @4 m$ D6 D5 x' ~> At this time, we are interested in samples of a pair of modems that
( P3 z3 C# r9 e( g1 K6 h> might be similar to this proposed system. We do not expect that you
) u" Y O n# F3 j9 c0 i> provide all of these specifications at this time. I can describe our " k5 z* m) M7 M I# v/ V& b
> immediate application needs in the next email if this project is of : @ f' I' w* N! p
> interest to you. Perhaps you can make the samples by those
) W' W3 [" `4 ^8 ^& Q> specifications. This will allow us to test your radios before we move % a N6 j/ z! ]% f+ n/ C
> forward. We are interested in your 900MHz radio to start. + ]# N' X+ t& ~% B
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