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客户要求如下,如果哪家工厂可以做,请和我联系 % I B, m3 r* Y, l# `" L
> The application that we have in mind is similar to others that we commonly
+ M1 k4 C" f9 k2 L4 e4 t> have. If we were to pay for FCC approval, we would want to use the modem # S/ y- q* Q' y/ z6 K7 m
> units in all similar applications under the same approval number.
, b1 ?# M0 g$ }, F> Therefore, we would like to be able to configure the units to a specific
9 p2 x# c. Y' O0 R: y> application. For the business that we do, this approach will yield more 0 V Z( V" P# P/ k/ z& W7 C% P
> sales based on the same product and approval. We are interested in the # T& ~, V0 ^" q2 R* F
> following specifications: % @( |# A/ [% r
>
3 S, K; ~1 u. L' |' D> - 2 inputs at the Transmitter with three possibilities;
% }( W0 E* f+ l5 L% W h> 2 analog 1 P8 z$ ]' h2 R9 G: h2 x
> 2 digital * T8 i. o# c! I' t8 E8 k
> 1 analog and 1 digital - i# J0 P9 A3 ?9 j! a7 n6 ^
>
- s; {1 o; m; Y @6 x8 T0 Q m> - 2 outputs at the Receiver with three possibilities to match inputs ( T& S" u, c0 x7 ?8 ~" k
> : O+ W9 c1 t9 N v, H
> - Ability to configure/define analog Transmitter input ranges through : L$ T. h, l# `5 F: Q! n5 h& v; o1 o
> simple programming method to correspond with full-range analog Receiver
6 z- x. E5 _( a6 h) v> outputs (0 - full voltage). 0 s6 F T8 n' K4 h3 p3 P' x
> ; s& T. n5 j, b2 H" c1 A1 g
> - Ability to configure and set sample rates for the inputs. 2 K$ e& N, ~# {) T6 O3 t3 ~
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> - Digital output on Transmitter that turns on during the sampling period.
: S. ]0 I/ i: l% n4 K: X7 z9 x> 6 r0 a' T: ^& v" }, T" U3 c% U4 I
> - Ability to configure a power saving Sleep Mode in the Transmitter by
; S& h0 O; T% v s r; O> both software control and input hardware control. 3 Q- f7 K0 F/ Q) b: F1 ?
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> In order to configure the units, we would need a way to make the
. Z$ |- P- V0 s; y+ ~" q X; ^> settings. This would preferably be from a computer terminal so that
5 V# E" l0 }6 d# H# m> configurations can be saved or easily duplicated for production volumes.
& ~* F/ @# L6 F/ r* H5 }> The units should be small and compact with shielding, and able to mount * ^! H3 e- C. \
> to a printed circuit board with header connector. 1 Z6 L" \/ n: Y0 W5 }: P3 A" Y
>
2 f3 ~: F, E$ u5 H' V. s" d> At this time, we are interested in samples of a pair of modems that - w7 a% _1 q* ^, e. j8 t' E& U
> might be similar to this proposed system. We do not expect that you
\1 ~6 F. P8 l> provide all of these specifications at this time. I can describe our 9 P% d9 v6 c. ^! Q3 D
> immediate application needs in the next email if this project is of # `, R# r5 H- R/ k& u3 O5 M$ _8 C
> interest to you. Perhaps you can make the samples by those ; S* m0 w" ?9 m2 m6 e I
> specifications. This will allow us to test your radios before we move
9 E& W! H. U4 N& L* u> forward. We are interested in your 900MHz radio to start. & n7 K& n5 h9 Q: R
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