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客户要求如下,如果哪家工厂可以做,请和我联系 ( h% ]6 H& l( M9 T: V; M, s
> The application that we have in mind is similar to others that we commonly
. {+ ~# V# h5 O' o8 `> have. If we were to pay for FCC approval, we would want to use the modem
- N1 c$ q7 f; e2 |+ y> units in all similar applications under the same approval number. % G5 t- Z4 d- Z8 G0 \
> Therefore, we would like to be able to configure the units to a specific # X0 }: Q& o, p" M6 I$ b9 N
> application. For the business that we do, this approach will yield more
) E- M6 @, ?# K/ B$ c( d/ f0 w8 k> sales based on the same product and approval. We are interested in the * z3 s. A0 i7 ?3 V
> following specifications: 5 r6 n- G* h9 o+ ^ l0 R
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> - 2 inputs at the Transmitter with three possibilities; ! ~2 U& h0 o4 D* ~8 n
> 2 analog / T& H- c* G8 K' D3 J% B/ T
> 2 digital 7 U9 T" c: R6 ?3 |0 \" J* ]
> 1 analog and 1 digital
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3 L- K+ E1 k0 E3 L> - 2 outputs at the Receiver with three possibilities to match inputs
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' ^: V: n8 D& ^" N> - Ability to configure/define analog Transmitter input ranges through
: \( `$ x) P7 {4 |& X> simple programming method to correspond with full-range analog Receiver
% A0 S* l1 u* ^# ~ S9 b' J> outputs (0 - full voltage). " @7 s$ x. M8 j) b# ~7 \
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> - Ability to configure and set sample rates for the inputs.
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5 |9 {0 {+ F3 ` k. j, ]/ R& h C> - Digital output on Transmitter that turns on during the sampling period.
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- ?2 G; Z8 o$ K+ Q' p7 B8 y$ f> - Ability to configure a power saving Sleep Mode in the Transmitter by ! {. A0 a: ]6 m+ V* v+ J
> both software control and input hardware control.
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. f: X q6 K, z( x5 g> In order to configure the units, we would need a way to make the 5 Y4 U5 e) b) s5 ?: }& x
> settings. This would preferably be from a computer terminal so that
S4 I* ?1 H, z( e9 l5 X( q> configurations can be saved or easily duplicated for production volumes. 9 w5 u3 c- V- `/ Z
> The units should be small and compact with shielding, and able to mount
$ [$ O, z& k8 S6 b> to a printed circuit board with header connector.
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8 a7 v1 g( u! e0 x5 d: |> At this time, we are interested in samples of a pair of modems that
: [' P* t# a/ F> might be similar to this proposed system. We do not expect that you
# p; h \' y# g) n2 q> provide all of these specifications at this time. I can describe our
7 d, A8 U: b% |. u> immediate application needs in the next email if this project is of 0 i6 {1 w/ x' z. q' e/ T
> interest to you. Perhaps you can make the samples by those
/ \! a1 |# E" O> specifications. This will allow us to test your radios before we move 3 \1 t1 b, U: Q* Y% b2 {! W( k
> forward. We are interested in your 900MHz radio to start.
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