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客户要求如下,如果哪家工厂可以做,请和我联系 & u# v% e/ u/ p8 F. {# w
> The application that we have in mind is similar to others that we commonly
; ^9 k; h9 C: m/ ]> have. If we were to pay for FCC approval, we would want to use the modem
+ O2 Y- u$ t+ g$ {' P6 H> units in all similar applications under the same approval number. _1 @1 W0 r9 {; h5 z) z- V; F6 T
> Therefore, we would like to be able to configure the units to a specific
* e% p3 n4 ^0 J* N> application. For the business that we do, this approach will yield more ; E5 z9 D2 L: j- l. u, E) B
> sales based on the same product and approval. We are interested in the C) |. M6 R2 C4 S) \
> following specifications:
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> - 2 inputs at the Transmitter with three possibilities; ) t6 W9 Q. W m- a- o7 @7 a7 T
> 2 analog
0 a) @ L; b1 A; Q> 2 digital
# ~7 g* f/ K& h0 t/ U: A O> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs
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> - Ability to configure/define analog Transmitter input ranges through 5 w: R6 C& \0 R- S& c3 U
> simple programming method to correspond with full-range analog Receiver
8 \- r% F# \) w3 ?> outputs (0 - full voltage). ! Q6 l8 E! S5 n7 y& ~+ a
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> - Ability to configure and set sample rates for the inputs. }& k5 \. L/ u8 G9 q' m: N
>
- l- Z6 \0 U* b> - Digital output on Transmitter that turns on during the sampling period. : y' }1 n& G" k( n$ m# m, j1 ]- ]+ x
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5 j, E) d! q; ?) m6 m6 z X7 _6 _; V2 v: l> - Ability to configure a power saving Sleep Mode in the Transmitter by
3 |! j/ u( N' F0 Z. d$ V> both software control and input hardware control.
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2 a/ K, t. u; Y( ?. m4 n @+ d> In order to configure the units, we would need a way to make the $ |# z8 [8 R) ]; g* m$ D( N# \
> settings. This would preferably be from a computer terminal so that ! F8 P2 k( Z. R6 Z! I7 w2 s2 o4 P. \* j
> configurations can be saved or easily duplicated for production volumes. % N/ }2 `. F0 Q0 m+ R1 g
> The units should be small and compact with shielding, and able to mount
" e- p. w* u, P9 V9 _3 f5 R> to a printed circuit board with header connector.
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> At this time, we are interested in samples of a pair of modems that
) c3 |1 z! H/ p> might be similar to this proposed system. We do not expect that you / G L% L5 ~. X9 K4 u1 {
> provide all of these specifications at this time. I can describe our
/ q5 @+ n7 g* F> immediate application needs in the next email if this project is of / _" B/ k0 D2 Y& m; h O
> interest to you. Perhaps you can make the samples by those
# E& |# w; T( G+ E; |> specifications. This will allow us to test your radios before we move
$ {6 W* U' p8 _, J# _> forward. We are interested in your 900MHz radio to start.
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