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客户要求如下,如果哪家工厂可以做,请和我联系 9 U* o' |, b9 t, A4 U% ] `
> The application that we have in mind is similar to others that we commonly + G' i1 @/ b0 r% S
> have. If we were to pay for FCC approval, we would want to use the modem ' X+ h, g8 m/ Z% w7 `3 j v
> units in all similar applications under the same approval number. 9 H5 O/ c% t# a/ d) d' ]8 [
> Therefore, we would like to be able to configure the units to a specific & M3 G; ]) j' A: A! g! S
> application. For the business that we do, this approach will yield more 3 ^) ^# g" G _, e0 V7 Y
> sales based on the same product and approval. We are interested in the
2 q, h. `, C: O0 i0 u5 p* d> following specifications: + {' L, O1 l5 h5 y7 O
>
1 y# L. q. V! A* Y! {9 U> - 2 inputs at the Transmitter with three possibilities; : _: p1 J9 m# K( R2 Q
> 2 analog ; s" F" }* ?! h2 ~3 u: }# {
> 2 digital
. B$ M% x1 k8 U2 Z+ G: ^. n> 1 analog and 1 digital 4 y, o/ C9 k) l: E* N1 `
>
( ]: ~! O& ?. U5 Z> - 2 outputs at the Receiver with three possibilities to match inputs / v( L$ A9 O0 Q; h* E+ v7 b
> 9 i/ S: x6 {9 Y$ j! a9 w
> - Ability to configure/define analog Transmitter input ranges through
' L5 \' r; t X9 a8 O, a> simple programming method to correspond with full-range analog Receiver
2 c1 E& [& G; O> outputs (0 - full voltage). & [6 y3 B1 J- v+ Q; e
> : i8 w' a. {% z( O3 b
> - Ability to configure and set sample rates for the inputs. 2 K5 M. J4 J( _
> 4 f1 i/ z- N9 |1 D4 T2 t! b
> - Digital output on Transmitter that turns on during the sampling period. / N3 k8 I% @/ d( ]9 w1 R# ^( a
> $ E" ?5 E7 b! Z- e
> - Ability to configure a power saving Sleep Mode in the Transmitter by 5 _9 |1 `) F9 Y" |
> both software control and input hardware control. 0 U" s5 i- k1 E. Y! b
> " j/ e8 y: Y$ q9 ?5 l% F3 T5 i1 P
> In order to configure the units, we would need a way to make the 8 \$ w. t q* `7 Y
> settings. This would preferably be from a computer terminal so that . c" S z" _ K, J1 X5 T
> configurations can be saved or easily duplicated for production volumes.
5 ] e) W6 s4 R; s> The units should be small and compact with shielding, and able to mount $ n2 D! q- G5 S: ^, m- u6 [
> to a printed circuit board with header connector. 6 D4 g) `# T3 E8 u
> $ M8 T" m4 z. h. A
> At this time, we are interested in samples of a pair of modems that & r4 ], j$ y9 \
> might be similar to this proposed system. We do not expect that you
0 |3 E! F, g0 U9 w4 r> provide all of these specifications at this time. I can describe our 5 M9 ?% M" q" S- k9 z- D
> immediate application needs in the next email if this project is of
/ {7 a, A$ u, k# r. U> interest to you. Perhaps you can make the samples by those
. s( |$ n7 n4 G+ B> specifications. This will allow us to test your radios before we move 5 l; \1 J2 P* ]6 R1 B2 {
> forward. We are interested in your 900MHz radio to start. + U& g+ P1 D( ?, l6 L/ l$ b$ d
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