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' Z; c3 I7 r* K+ |) G客户要求如下,如果哪家工厂可以做,请和我联系
( J6 E8 P8 f* l4 o> The application that we have in mind is similar to others that we commonly
, f$ n3 q+ P% q& C+ V. p> have. If we were to pay for FCC approval, we would want to use the modem - m' j0 x0 H/ \% h0 Y1 U, r
> units in all similar applications under the same approval number.
; K, v$ S, B: s; e# v* {' i$ k> Therefore, we would like to be able to configure the units to a specific 6 U% \ O- b. e4 y
> application. For the business that we do, this approach will yield more ; m4 K0 l1 g/ y" z
> sales based on the same product and approval. We are interested in the 5 N2 X2 ?9 n2 r# F' Y# A, v) b
> following specifications: % t5 C9 b" N$ `: w4 o
> 4 ?& p( n# m6 r9 f7 W( q
> - 2 inputs at the Transmitter with three possibilities;
$ \4 C9 o2 D# {( y6 B> 2 analog
6 f' l$ o" ~% j" c4 N: O> 2 digital , g9 ~% B+ ~0 `: A% p3 Y# S- ~1 `
> 1 analog and 1 digital " }) v# i( G$ Z+ P6 L( Z
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> - 2 outputs at the Receiver with three possibilities to match inputs
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4 D$ B5 i4 B4 g# r0 x' \> - Ability to configure/define analog Transmitter input ranges through 2 }; {" q4 @! \* ?* ]
> simple programming method to correspond with full-range analog Receiver
$ K) J" r# C( H: [ h8 g> outputs (0 - full voltage).
6 g/ _; h$ u8 S. C# Z# W>
# ]+ D0 G( R/ M$ n! s> - Ability to configure and set sample rates for the inputs. : I* q( [! Z, }5 `& _
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> - Digital output on Transmitter that turns on during the sampling period. : ~9 F8 @1 k: [, C
> , ^' R6 [2 w) Q0 z
> - Ability to configure a power saving Sleep Mode in the Transmitter by
: r q Y% H+ a3 N& ]+ N> both software control and input hardware control.
5 y- `! O! y( g7 \* }+ A0 [: u>
. y0 N. f' E# [4 D> In order to configure the units, we would need a way to make the
" k' ]# N* E- }1 N( c/ |> settings. This would preferably be from a computer terminal so that ; `9 G6 Y) U" j0 h9 X1 o
> configurations can be saved or easily duplicated for production volumes.
# Q" N+ e5 d' `> The units should be small and compact with shielding, and able to mount ! m2 F O* F2 f! Z; T( _
> to a printed circuit board with header connector. $ O" d5 ^. R1 d% \; B
>
7 m6 b1 n( N: e Y5 [> At this time, we are interested in samples of a pair of modems that
, p9 B2 e/ `0 H> might be similar to this proposed system. We do not expect that you % }7 X( j% F; u) g
> provide all of these specifications at this time. I can describe our & K9 L* R. I* w/ r3 P
> immediate application needs in the next email if this project is of
, O7 g& i8 Y$ e9 P9 c> interest to you. Perhaps you can make the samples by those
$ _8 u5 u- J% v1 j> specifications. This will allow us to test your radios before we move
1 }, T! l) q2 k4 A/ V7 f> forward. We are interested in your 900MHz radio to start. 9 X" ^# p7 D/ O9 N/ z8 i
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