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7 m6 v5 O Q: F: X, \0 `客户要求如下,如果哪家工厂可以做,请和我联系 " ?5 c) Q$ I Z5 b
> The application that we have in mind is similar to others that we commonly
1 T: E5 B- p; |> have. If we were to pay for FCC approval, we would want to use the modem
/ r5 m' S: B0 _' p4 X4 j> units in all similar applications under the same approval number. 2 g; d2 H' _6 S8 N* l w
> Therefore, we would like to be able to configure the units to a specific ; ^5 i$ q" j' L) p% r2 z7 `- R
> application. For the business that we do, this approach will yield more
( ~5 w) W* a0 E& P. p% N> sales based on the same product and approval. We are interested in the % M0 k: X' A' A
> following specifications: 7 v- h$ k X# b! ~8 I) F
>
. Y4 P% V) o8 ]. k9 e> - 2 inputs at the Transmitter with three possibilities; ( `7 g* W8 p& W0 D4 ~# p
> 2 analog
8 g% {; I4 R3 O) Q- O> 2 digital
' u, r: B! I; g# X> 1 analog and 1 digital ( x$ ~; M) h, z0 M* V- P4 {- j4 j. q
> ; F7 O: k: B$ B; e# K
> - 2 outputs at the Receiver with three possibilities to match inputs + u: b7 }9 T3 u" Y6 |
> ; A$ _7 O6 d6 G* W
> - Ability to configure/define analog Transmitter input ranges through 1 Q( I3 Y/ }! j, r% ?
> simple programming method to correspond with full-range analog Receiver
' }- }" p* ]* z$ m> outputs (0 - full voltage). : H! H/ i) I* T3 s0 d
> " V6 i, i$ q, I1 @7 q
> - Ability to configure and set sample rates for the inputs. ) i# T1 q, X# M1 @
>
# @0 m' o( _4 R- B3 l: S3 H% R" E0 j> - Digital output on Transmitter that turns on during the sampling period. ' j# N* S3 `/ A- c% d) [: O
>
0 C' |5 o$ h5 V8 l- Y> - Ability to configure a power saving Sleep Mode in the Transmitter by
, `, R; d- n0 s8 f1 F> both software control and input hardware control.
4 ?' E4 q0 t! W( c1 K! [* c! K> ! k4 `* O$ n9 a3 s0 g
> In order to configure the units, we would need a way to make the
% H \! H3 `/ Q$ @% n. `7 R" S& i> settings. This would preferably be from a computer terminal so that + c7 J. i2 q6 {' T" }0 K' l
> configurations can be saved or easily duplicated for production volumes.
4 a" w$ s2 S* n- O% _6 R8 Q4 \> The units should be small and compact with shielding, and able to mount " l' G4 \8 i$ u; S9 N8 \8 u0 w
> to a printed circuit board with header connector. ) g% X" u& g1 F1 F1 X! ^3 ?
>
0 J9 r3 y# J- W }' z9 f3 h6 d( {> At this time, we are interested in samples of a pair of modems that
1 W8 r, ~: u2 r+ }* I> might be similar to this proposed system. We do not expect that you * D* N& [1 L1 Q1 N& ]' g/ [4 U
> provide all of these specifications at this time. I can describe our
1 ^8 V& Z( ?6 Z. W7 d6 o> immediate application needs in the next email if this project is of & X: b4 ?0 t1 G5 {* ?8 a
> interest to you. Perhaps you can make the samples by those & X( r- A8 j* W0 \# h( N
> specifications. This will allow us to test your radios before we move ; U# _8 M) c+ Q4 v+ u/ l# p
> forward. We are interested in your 900MHz radio to start. ( d- W; C6 [ K2 v8 A6 o7 ]% }: ]; t6 ~
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