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客户要求如下,如果哪家工厂可以做,请和我联系 ; ?3 w1 b# U4 w6 c+ m; l
> The application that we have in mind is similar to others that we commonly
1 N- E0 y7 W! d( k5 s, ?> have. If we were to pay for FCC approval, we would want to use the modem
# `3 ^' l* h* R5 i, f6 a/ k# u) d> units in all similar applications under the same approval number. - I8 M' F, Y& y+ P1 U3 R" Z8 o3 i
> Therefore, we would like to be able to configure the units to a specific
4 P2 {4 T0 h. P- i& K! e> application. For the business that we do, this approach will yield more : r' \) j7 r" |# d% l* t0 M
> sales based on the same product and approval. We are interested in the
2 m, ~$ D# k9 {5 V3 i r> following specifications:
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> - 2 inputs at the Transmitter with three possibilities; 0 ?8 s( o7 u: b- K5 R, W
> 2 analog L5 X* R4 z: ]6 |
> 2 digital
: S' i. Z6 Y5 _" u6 Y> 1 analog and 1 digital
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- v6 V) l! n. J1 M6 i> - 2 outputs at the Receiver with three possibilities to match inputs
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> - Ability to configure/define analog Transmitter input ranges through ' T1 b0 K% C; }# Z
> simple programming method to correspond with full-range analog Receiver 4 r9 q/ L ?( l. Z# X
> outputs (0 - full voltage). ( c* e6 s6 ?" K$ w
>
$ e1 q# o1 ?! A7 k6 F> - Ability to configure and set sample rates for the inputs. 5 Z7 V- g/ |& P
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> - Digital output on Transmitter that turns on during the sampling period. 5 E. n5 u' ]& ~7 F5 [6 S: _2 I
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> - Ability to configure a power saving Sleep Mode in the Transmitter by
3 t/ {5 p" }: g4 U1 A> both software control and input hardware control. ) ~4 Z% ]0 U' [" K* d/ ^
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> In order to configure the units, we would need a way to make the 8 O) ^: ~' `6 b
> settings. This would preferably be from a computer terminal so that
( [/ A7 ? {$ v( v- A! J> configurations can be saved or easily duplicated for production volumes. 4 r0 \" M9 `( t6 [
> The units should be small and compact with shielding, and able to mount
# @1 ~; S% F8 Q# J6 N$ Y> to a printed circuit board with header connector. 2 z$ U: V4 H5 y0 n0 t( k4 ]+ e
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7 i) {- a- m3 u( Y: G5 B, U: C% @> At this time, we are interested in samples of a pair of modems that : \- a( y. e6 _7 n8 v& k* q
> might be similar to this proposed system. We do not expect that you
6 `) |8 e+ _, I' Q$ q> provide all of these specifications at this time. I can describe our
5 K; o1 a2 c9 e. a1 x2 z6 y$ W> immediate application needs in the next email if this project is of
" T& t1 K5 k; M> interest to you. Perhaps you can make the samples by those
' I2 V- x5 g! N) S4 V4 J> specifications. This will allow us to test your radios before we move $ s8 k: n0 D- h1 A
> forward. We are interested in your 900MHz radio to start. 3 s+ E8 X) [: \+ X- y
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