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! U) ?6 X& y3 i* q客户要求如下,如果哪家工厂可以做,请和我联系 ; R. m. Q X+ r* G2 D' J& V
> The application that we have in mind is similar to others that we commonly * @6 W- S4 y* f! P
> have. If we were to pay for FCC approval, we would want to use the modem
: Z- }% G4 O! d `- ^+ V> units in all similar applications under the same approval number.
/ R* {8 p& | @( K; W( G3 s, u# E> Therefore, we would like to be able to configure the units to a specific
# ]" [4 R+ l1 W3 a8 l: O# }> application. For the business that we do, this approach will yield more
D: f! X+ w. h C1 t. ^3 H' J> sales based on the same product and approval. We are interested in the # G# X6 P# G1 \9 F3 X# y
> following specifications: 6 C! B% M3 m8 k5 m( A
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> - 2 inputs at the Transmitter with three possibilities; + G6 p0 F( g& o9 A
> 2 analog
1 a$ h/ D1 r$ w3 w+ J. \> 2 digital ! R. y s8 [# n- A: _7 v5 _& S! N
> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs
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8 F2 ]) L' b& r+ j; m- p8 e* y/ a> - Ability to configure/define analog Transmitter input ranges through * g8 m0 r" `' ?4 w4 U Z
> simple programming method to correspond with full-range analog Receiver / P6 {: _3 M4 x( ^5 q! E Z W& L5 G
> outputs (0 - full voltage). / Q8 I4 D; \; w
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> - Ability to configure and set sample rates for the inputs. 3 B7 q3 I/ e2 j) W
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, J- _/ T+ H: `# R& Q. S/ H- S> - Digital output on Transmitter that turns on during the sampling period. : C: e9 _* _- w3 G* @1 q, z" \6 y
>
@1 X: ?7 D6 r5 @. ?6 g$ b6 H: }: u; p> - Ability to configure a power saving Sleep Mode in the Transmitter by
; O3 Q9 N! u* ?1 `1 E> both software control and input hardware control. o: x1 Z" z/ G c( p. w4 |
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> In order to configure the units, we would need a way to make the
" u6 w5 f! a% h> settings. This would preferably be from a computer terminal so that ! r: F! P0 b N. _8 ]
> configurations can be saved or easily duplicated for production volumes. 4 f* c2 |1 S* L
> The units should be small and compact with shielding, and able to mount
' |) n: y) M9 [5 L/ S1 N; s+ L> to a printed circuit board with header connector. 2 O6 X0 X( X5 q: @; P+ [7 G* c' m
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> At this time, we are interested in samples of a pair of modems that
8 x& {, \4 i8 ?9 b4 B% F> might be similar to this proposed system. We do not expect that you & T; U8 M' j& h* v* ?2 Q
> provide all of these specifications at this time. I can describe our
5 `- F3 f0 Q& c3 M8 o> immediate application needs in the next email if this project is of 8 I! m w* t, k( c# o" d/ m& L" c
> interest to you. Perhaps you can make the samples by those 9 C+ G. z6 Z! i8 v" P- z( @
> specifications. This will allow us to test your radios before we move
# Y( L$ e+ J. Z( l& k. C3 U> forward. We are interested in your 900MHz radio to start. * d* O0 ?2 e8 Y" m; H5 b/ }4 v
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