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. G# _# D2 D' D9 _ k; R客户要求如下,如果哪家工厂可以做,请和我联系 , ?$ U3 [6 c% Y/ `) Z% D* G
> The application that we have in mind is similar to others that we commonly $ N" ]8 S- n% T7 d. [- f
> have. If we were to pay for FCC approval, we would want to use the modem ! [, ?* l& v- j( S- }1 N9 a) b
> units in all similar applications under the same approval number. / ^$ R2 r$ V3 @" U4 g. D
> Therefore, we would like to be able to configure the units to a specific 0 Q) }4 D; K$ Z! R/ ^. {
> application. For the business that we do, this approach will yield more # e3 Q2 u& z$ ?$ l8 w; w
> sales based on the same product and approval. We are interested in the
3 Q* S& l% F, Z" {: Y8 u! I, _> following specifications:
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> - 2 inputs at the Transmitter with three possibilities;
1 r$ w8 v( l' S# o> 2 analog 1 @/ z2 @4 E% G# e7 M, w" ~9 J
> 2 digital . [. U% \7 @2 A% c8 ] i
> 1 analog and 1 digital 7 \7 O+ J$ Z& ^- O0 m( r0 d
> , ~8 c' ?6 [0 D0 T5 m8 A# M/ \" A
> - 2 outputs at the Receiver with three possibilities to match inputs - z2 T4 @: u6 p; z
>
, h1 ~* _" `! Q, e/ s4 W2 T> - Ability to configure/define analog Transmitter input ranges through 1 {: u$ j3 ^# F s3 [/ A
> simple programming method to correspond with full-range analog Receiver 2 h, z$ {8 O. m
> outputs (0 - full voltage).
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> - Ability to configure and set sample rates for the inputs. 7 l+ A- w- {7 k; W/ S" j9 H
> & n/ I- w3 J m/ | l" X0 o
> - Digital output on Transmitter that turns on during the sampling period.
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5 E: v0 h* V" k% t/ _" I! K> - Ability to configure a power saving Sleep Mode in the Transmitter by
! O& p" A; d! c+ p/ ~3 x> 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 & }8 c) Z. U4 R, S; g
> settings. This would preferably be from a computer terminal so that
" O9 ?) _ I# F+ B5 D- E* p' k> configurations can be saved or easily duplicated for production volumes.
1 Q4 w4 W, e5 a( w( [6 _' e> The units should be small and compact with shielding, and able to mount ) |, ?/ E. v9 v! y
> to a printed circuit board with header connector. ' z3 p) a6 d; k2 S/ b0 x: w
>
* v/ M0 t s0 A; D: e> At this time, we are interested in samples of a pair of modems that ! C+ r: p p+ f% X9 m
> might be similar to this proposed system. We do not expect that you ) Q# W( Z7 b9 Y. c5 a
> provide all of these specifications at this time. I can describe our % I1 F4 ~8 M4 C: B
> immediate application needs in the next email if this project is of : z/ F' Y6 S7 M2 l+ e- u9 U
> interest to you. Perhaps you can make the samples by those
: o: g! c0 s6 n' ]/ E' V. S! Q> specifications. This will allow us to test your radios before we move
9 L/ F" s7 K! s7 M* `$ \/ n" z> forward. We are interested in your 900MHz radio to start. . J4 {* r* [2 E& B
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