|
|
/ E" C$ D3 S+ ~9 w* Y
客户要求如下,如果哪家工厂可以做,请和我联系 w; E* b- Z4 b$ y/ M, F
> The application that we have in mind is similar to others that we commonly
& |6 h& D; a9 ]$ Q Q> have. If we were to pay for FCC approval, we would want to use the modem
' U3 U4 n0 o! \3 J$ C3 t3 ]> units in all similar applications under the same approval number.
6 T5 \$ k5 \, a2 R3 t4 Z" g0 U; B5 n> Therefore, we would like to be able to configure the units to a specific 2 X. |/ O3 c$ }) H% b. Q
> application. For the business that we do, this approach will yield more
" k3 z' `9 L' j& X> sales based on the same product and approval. We are interested in the
, T$ H% s* I' F' {> following specifications:
, W8 [1 ]& ~, F3 Z$ H>
/ \& N2 l. G" D2 n> - 2 inputs at the Transmitter with three possibilities;
/ j( s( r$ a1 Z( p% q> 2 analog
" ?! I l4 }1 l4 b# Q4 r: w> 2 digital
, v, ~- M5 \+ F! P> 1 analog and 1 digital
5 p9 B V7 _5 P* B: W' H>
5 Z- j% Q4 K2 K3 s$ D* z> - 2 outputs at the Receiver with three possibilities to match inputs
# n: l4 Z$ d1 ^) \- m! Q>
: k* h, F. s) x% z& ~# c- v7 R> - Ability to configure/define analog Transmitter input ranges through ' W( M' i* A2 ~* o+ d: e9 T
> simple programming method to correspond with full-range analog Receiver 2 K; r/ W) ^3 `2 j& O* T
> outputs (0 - full voltage).
1 y) l& C0 e, i7 `, L$ W6 C/ u> % p- L- D' L* m. J6 K
> - Ability to configure and set sample rates for the inputs. 9 T( d* T5 Q9 F+ @* Z; j ? A6 u
>
$ l# [$ p) N3 x2 m> - Digital output on Transmitter that turns on during the sampling period. 6 p, \4 |/ [% C1 x- B
>
^# v- a5 ]* k> - Ability to configure a power saving Sleep Mode in the Transmitter by # L- I$ W& H0 G& r3 N+ O
> both software control and input hardware control.
% W1 p% l5 d4 }# ]1 o4 F>
" z& W* e6 j; j3 B, \+ \> In order to configure the units, we would need a way to make the ; ]5 S8 |; O1 d
> settings. This would preferably be from a computer terminal so that
# o5 q/ ?) n2 `> configurations can be saved or easily duplicated for production volumes.
0 k: D. f1 `( s+ L+ \$ k4 c> The units should be small and compact with shielding, and able to mount t" X( F7 P3 h4 p
> to a printed circuit board with header connector. }9 |+ [1 Z5 F7 l. U/ e
> f% w8 ^* `: X4 G: T
> At this time, we are interested in samples of a pair of modems that 7 f% l" H" q! d( a
> might be similar to this proposed system. We do not expect that you
. B8 d) E* X% S. y+ X9 S* [# z> provide all of these specifications at this time. I can describe our ! c/ A# E: G' p
> immediate application needs in the next email if this project is of g: R9 Y: k1 R! N0 ^% |$ E* `2 o
> interest to you. Perhaps you can make the samples by those 4 l! C2 x' a8 F; ^2 F* Y5 ^
> specifications. This will allow us to test your radios before we move . k% d6 e9 w+ b* o) q
> forward. We are interested in your 900MHz radio to start. & a5 m9 a; l; j: G5 ]
|
|