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5 Y" M: Q! p' M8 l客户要求如下,如果哪家工厂可以做,请和我联系 d) p3 Z$ b! P q- c7 { ]
> The application that we have in mind is similar to others that we commonly
# ~) {7 H6 d# y5 V> have. If we were to pay for FCC approval, we would want to use the modem L2 b/ |8 S. j0 B5 b
> units in all similar applications under the same approval number. 4 |2 i. g. K7 G/ d
> Therefore, we would like to be able to configure the units to a specific
/ o% P$ F# v( Q( d; E> application. For the business that we do, this approach will yield more ; r4 ?& ^' u. S$ `6 g. A/ I: ]; _
> sales based on the same product and approval. We are interested in the
4 b! u; B& n' H5 G1 _> following specifications: 2 W8 D# g3 d O0 E/ H
> # F# O" X1 e8 j
> - 2 inputs at the Transmitter with three possibilities;
5 G4 l+ H( D8 f' R- o> 2 analog 2 r) g3 z( B/ a
> 2 digital
! @4 Q* U4 ?. n( }# v> 1 analog and 1 digital ' U# [5 [* J: m! {$ G* K: K
> + ]! }1 c f; p
> - 2 outputs at the Receiver with three possibilities to match inputs
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> - Ability to configure/define analog Transmitter input ranges through
& \' u8 ^* ]! }% G* t$ {" X6 V) M o> simple programming method to correspond with full-range analog Receiver
" ]1 O6 G- I+ v! t+ g> outputs (0 - full voltage).
! w R* P6 O4 I) r; J) h. I3 J> 3 j& G/ g8 y5 `) j5 F
> - Ability to configure and set sample rates for the inputs. " n6 d$ [$ ^, k; `4 M. _
>
% N! H8 ?! `0 u. g0 F. w> - Digital output on Transmitter that turns on during the sampling period. : b* c$ d0 U: c# O9 D) x
>
1 i8 t9 R4 L* f> - Ability to configure a power saving Sleep Mode in the Transmitter by * N1 A9 ^. m+ U3 a
> both software control and input hardware control.
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> In order to configure the units, we would need a way to make the
- ~: y/ ~, L9 c$ Q+ P> settings. This would preferably be from a computer terminal so that
; r8 \6 N( F+ G+ `5 B% `> configurations can be saved or easily duplicated for production volumes. - K4 h% F- W. U4 y+ W: C; D( \
> The units should be small and compact with shielding, and able to mount * o+ h% j3 [; s3 k
> to a printed circuit board with header connector. & e1 y5 F4 L. l6 t$ f6 S+ q
> 9 r+ n& O8 s+ i+ ~
> At this time, we are interested in samples of a pair of modems that 2 ~" x7 E1 y3 @! y
> might be similar to this proposed system. We do not expect that you 7 b" c% m/ G* s/ K4 A( @
> provide all of these specifications at this time. I can describe our 2 E+ F9 f# d7 N6 G* B" b
> immediate application needs in the next email if this project is of
& H+ P. n/ D" E9 o) r. w! F4 e> interest to you. Perhaps you can make the samples by those
: C( N( X m; q9 [* U. a2 v> specifications. This will allow us to test your radios before we move
) R- q& U3 g* y6 G> forward. We are interested in your 900MHz radio to start. + y( Y7 {3 Y& v4 \
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