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( M F5 q4 `, }# v$ @. l客户要求如下,如果哪家工厂可以做,请和我联系 ; }% q$ g3 u. L
> The application that we have in mind is similar to others that we commonly
3 A _4 K0 l+ v8 @* A4 C> have. If we were to pay for FCC approval, we would want to use the modem " q& s: B u+ z7 @$ z6 S& J
> units in all similar applications under the same approval number.
5 c8 f( r' B. x6 s1 t- I; b; I8 j4 k> Therefore, we would like to be able to configure the units to a specific
1 [/ L" Y7 M8 X> application. For the business that we do, this approach will yield more * o; i( \ X7 k$ f4 Y
> sales based on the same product and approval. We are interested in the - i. `% T! k0 z2 C- g
> following specifications:
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3 M7 Q" {9 \/ f1 R4 K9 ^( T: a> - 2 inputs at the Transmitter with three possibilities; ( e; v& k+ A4 L" I
> 2 analog
' p* O7 @* [4 v5 @+ ?> 2 digital 7 t8 M0 Z% `4 {9 c. N3 J0 |( J* p$ |
> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs
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& R! i& {- d# i/ o0 d+ P> - Ability to configure/define analog Transmitter input ranges through , b. R0 ]) @8 t- S1 |9 h. T
> simple programming method to correspond with full-range analog Receiver . i# g( [/ n. z) p3 p/ @
> outputs (0 - full voltage).
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9 j( V+ \: H: C- I$ ]> - Ability to configure and set sample rates for the inputs. # N# I# n0 ~0 J* c* W( b0 |
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> - Digital output on Transmitter that turns on during the sampling period.
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U9 ?# E9 N0 b- Z> - Ability to configure a power saving Sleep Mode in the Transmitter by
1 l [+ @% y2 @# U, Y9 B> both software control and input hardware control. ) m( S- q; ~, ~% Z( @4 J% F
> 2 t& Y1 o* r9 ~6 a
> In order to configure the units, we would need a way to make the 1 l3 X# c H4 f+ X
> settings. This would preferably be from a computer terminal so that + Y) y5 F& v/ p
> configurations can be saved or easily duplicated for production volumes. # K8 [7 D( y2 c q* s% F
> The units should be small and compact with shielding, and able to mount # }& o' x T5 {* Z6 P2 i
> to a printed circuit board with header connector.
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U' C" p% r! t. T/ B> At this time, we are interested in samples of a pair of modems that 1 O! |, x, B5 M
> might be similar to this proposed system. We do not expect that you ]' Q, V' v. y8 n3 M7 X& L* R' _
> provide all of these specifications at this time. I can describe our ( Z( Y- c+ W t. f1 o/ E# s! ]
> immediate application needs in the next email if this project is of
" K+ m- @+ j5 W> interest to you. Perhaps you can make the samples by those * P* Y( n4 T* u8 h2 q) U% i2 A, g
> specifications. This will allow us to test your radios before we move
7 x& t5 T2 r8 d> forward. We are interested in your 900MHz radio to start. ; \9 {8 z6 e5 v
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