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: k7 e2 E# a' f# }" I4 K客户要求如下,如果哪家工厂可以做,请和我联系 ) Z" p7 k7 N$ W$ N7 y1 v3 @$ k
> The application that we have in mind is similar to others that we commonly ( h+ n4 z4 m8 d; x
> have. If we were to pay for FCC approval, we would want to use the modem
# Q3 a" E- h0 I( s> units in all similar applications under the same approval number.
; O8 t5 P; x5 A1 b, O- M> Therefore, we would like to be able to configure the units to a specific
" w# B" _8 T0 q> application. For the business that we do, this approach will yield more 6 ^2 f8 p$ W z% L. P
> sales based on the same product and approval. We are interested in the : X1 G5 A. I2 t4 ~. h6 C
> following specifications:
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> - 2 inputs at the Transmitter with three possibilities;
* r8 X& L5 h$ |9 u, T> 2 analog ( `6 B7 ]7 Y9 X+ L
> 2 digital 1 X l) y3 r1 p3 @
> 1 analog and 1 digital . b% |8 l9 B: F; D
>
J$ y+ p+ g' y( o1 w> - 2 outputs at the Receiver with three possibilities to match inputs . m2 E% q& i X8 k- |2 _4 q/ g9 W
>
1 ~, |# ? f% L8 l* O" r> - Ability to configure/define analog Transmitter input ranges through
2 ?& s* _7 c: H7 S- v$ |> simple programming method to correspond with full-range analog Receiver
1 L Z7 }* B c1 H/ P. Z> outputs (0 - full voltage). * ], u" e5 M X+ c1 b
> & R, D% T- x7 X
> - Ability to configure and set sample rates for the inputs.
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> - Digital output on Transmitter that turns on during the sampling period. 6 ]5 ~. L+ U1 Z: f) g$ W
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> - Ability to configure a power saving Sleep Mode in the Transmitter by * R& v0 n6 r/ |: h0 [( }
> both software control and input hardware control. + _9 H8 u% G) B8 Z R2 i% R
>
/ _( F% R' y( I, p; n7 t4 d) S8 O2 v, \> In order to configure the units, we would need a way to make the 6 J3 z( [' N2 P: ?
> settings. This would preferably be from a computer terminal so that 1 A7 E, {' H8 T
> configurations can be saved or easily duplicated for production volumes. - [. v7 c ~& |4 Z x8 c
> The units should be small and compact with shielding, and able to mount
& `* Z0 ~2 D% Z2 l7 a0 M# t> to a printed circuit board with header connector.
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. n2 Y3 g( _2 L, H* F> At this time, we are interested in samples of a pair of modems that q/ C0 d1 S4 p
> might be similar to this proposed system. We do not expect that you
f5 I! [' B* e- E" b4 C8 Y! Z> provide all of these specifications at this time. I can describe our - G1 d- }. P- ?2 Y- o* b9 d
> immediate application needs in the next email if this project is of
: c5 B6 z* h7 X) \; x! o> interest to you. Perhaps you can make the samples by those
- E9 I* ~( M3 G5 Y9 W> specifications. This will allow us to test your radios before we move 9 A6 g x+ v# {# o% C
> forward. We are interested in your 900MHz radio to start. 8 N0 A, X$ g7 L3 y t3 N
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