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, ~ M W5 V8 D客户要求如下,如果哪家工厂可以做,请和我联系
7 ?( V) V9 R# I/ j+ {3 ?4 b; f> The application that we have in mind is similar to others that we commonly , [6 T7 D! S/ J+ e
> have. If we were to pay for FCC approval, we would want to use the modem + l6 e" G9 y& B0 h+ b2 a w
> units in all similar applications under the same approval number. $ g- H* g9 S) e4 {
> Therefore, we would like to be able to configure the units to a specific
- |# r5 u" r) _' ~% q( p! b> application. For the business that we do, this approach will yield more 2 \2 M' v J* g+ h) Y+ R. z1 j0 s
> sales based on the same product and approval. We are interested in the / A+ `, U* B1 q
> following specifications:
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> - 2 inputs at the Transmitter with three possibilities; 5 `% T1 Z2 M1 D5 _: P! U
> 2 analog
1 ], x& _4 U0 h) N> 2 digital # ^ E8 m0 H' c6 Q# D
> 1 analog and 1 digital 2 v3 e1 L+ v6 n+ I4 M u( v- R. J, F% s) h
> 7 h! B+ B) Z, X6 W
> - 2 outputs at the Receiver with three possibilities to match inputs 3 J, r( r% [7 u7 p* e5 V5 @. P
>
0 v8 h' }7 b9 h* U" S> - Ability to configure/define analog Transmitter input ranges through
" V X' }' ^6 B! w> simple programming method to correspond with full-range analog Receiver
7 M. N- V3 c, z) g! T( w> outputs (0 - full voltage).
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> - Ability to configure and set sample rates for the inputs. , W& _6 H- T: Y; E
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> - Digital output on Transmitter that turns on during the sampling period. # G# b: O+ T6 H8 j# B* D/ e
>
' F4 F( V. N5 w S, x' c8 ]4 @> - Ability to configure a power saving Sleep Mode in the Transmitter by ) b6 O2 h, j) h; F: {
> both software control and input hardware control.
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- _& z2 f- L- z> In order to configure the units, we would need a way to make the
0 v: V4 g( q; \" W$ i> settings. This would preferably be from a computer terminal so that 3 L' W! ?' B- }% W% ]$ O
> configurations can be saved or easily duplicated for production volumes.
5 F3 H. a; R! r& L M1 m> The units should be small and compact with shielding, and able to mount & l& n, x6 G8 g
> to a printed circuit board with header connector. # f; X* f1 O; ?9 N. j4 ^0 l
> 2 Z. d+ |7 Q0 c
> At this time, we are interested in samples of a pair of modems that - }4 Y$ }0 I Q2 F
> might be similar to this proposed system. We do not expect that you * D1 Z' \' O0 d* ^! x# f
> provide all of these specifications at this time. I can describe our # U/ Y% J, c# B5 r! M( y
> immediate application needs in the next email if this project is of 4 Q( T J& k3 @
> interest to you. Perhaps you can make the samples by those
X4 |" O( J* S; X& t> specifications. This will allow us to test your radios before we move " n+ c/ X, q: \6 V" J8 T
> forward. We are interested in your 900MHz radio to start.
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