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客户要求如下,如果哪家工厂可以做,请和我联系
1 b0 U& W3 v/ ?. n' K1 j! u) l" ^> The application that we have in mind is similar to others that we commonly & G9 C: l3 H( C" ]% E/ s
> have. If we were to pay for FCC approval, we would want to use the modem : M; f, `& D2 C6 v4 y, R
> units in all similar applications under the same approval number.
' m0 z0 y4 z1 ]" O& J5 B> Therefore, we would like to be able to configure the units to a specific , O+ D Y( n7 F
> application. For the business that we do, this approach will yield more
9 Q% s0 Q4 W. G3 ]7 k% J> sales based on the same product and approval. We are interested in the 4 {' p( x! K; m
> following specifications: . C7 v% C( k! F) z# ^6 d& S
>
- _0 A) \0 d8 }( M. v( x+ U6 k% }+ p> - 2 inputs at the Transmitter with three possibilities; 0 \# V9 g0 H) \; W/ _2 ?% B
> 2 analog
1 l. I7 y7 j( N3 {> 2 digital
& g6 q1 r' @& ]$ r9 P7 r0 S> 1 analog and 1 digital + a3 s y7 H% w$ b- S
>
" O! Y# w! @# Y> - 2 outputs at the Receiver with three possibilities to match inputs - A# C% `( o; b* _; [5 ]
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> - Ability to configure/define analog Transmitter input ranges through
' Q2 j5 \: b; c+ r9 `$ D/ n/ j> simple programming method to correspond with full-range analog Receiver & a5 {6 S3 B) m' V O0 ?
> outputs (0 - full voltage). ; d& k0 M$ l4 [3 B: Z
>
: @( E! \# [5 G% ^9 K& g5 s> - Ability to configure and set sample rates for the inputs.
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) K0 Q+ G; Q: z4 s7 _/ Y5 l6 b- C> - Digital output on Transmitter that turns on during the sampling period.
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- ]) _* z" Y' R2 G, p$ L1 I5 J> - Ability to configure a power saving Sleep Mode in the Transmitter by 1 E# `* ~5 v/ b$ k! S+ o% J1 P
> both software control and input hardware control. 3 T/ t7 G( e% x/ k' }" @1 d
> 2 `, Y* ?5 ]" { I V! j1 X
> In order to configure the units, we would need a way to make the / R k) `6 q; W* m! h+ Q# Z
> settings. This would preferably be from a computer terminal so that ) R7 n$ a/ G4 s/ w
> configurations can be saved or easily duplicated for production volumes.
0 r" m+ \5 z" g9 Y6 x6 y5 Z9 `5 Y> The units should be small and compact with shielding, and able to mount + f! P0 |0 _' B- b' s) c1 s
> to a printed circuit board with header connector. ) J* J* ?' l. p% y
>
- G" C9 m6 H- Z; F1 }5 G> At this time, we are interested in samples of a pair of modems that 0 V) M5 r* V* f, N
> might be similar to this proposed system. We do not expect that you
2 J0 \1 m2 w; t* r> provide all of these specifications at this time. I can describe our # n& [+ b( p4 z
> immediate application needs in the next email if this project is of m5 s) m. V' W0 c3 }) B
> interest to you. Perhaps you can make the samples by those
* X3 R6 |- O7 A& |' D$ x> specifications. This will allow us to test your radios before we move
/ H0 U: g, z+ h- G- @+ v% ]> forward. We are interested in your 900MHz radio to start. , c3 K* o2 w, G2 G$ D1 l
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