BSS Audio FDS 360, Руководство пользователя

Страница: 19 / 54

19
FC1 FC2 FC3
MONO 4-WAY
FC1
STEREO 2-WAY CHANNEL ONE
FC1 FC2
MONO 3-WAY
FC3
STEREO 2-WAY CHANNEL TWO
Frequency Cards
12.0 Frequency Cards
The frequency programming cards for the FDS-360 are located underneath the
small panel on the top cover of the unit. Access to them is obtained by
loosening the captive screw and then removing the cover. Each frequency
card contains the components required for one low pass filter, one high pass
filter, the limiter dynamics setting and phase control setting. The relevant
frequency, slope and response type is recorded on a label attached to the
respective card.
When fitting the frequency cards take care that they are correctly orientated
and positioned in their edge connectors, and that the foam underneath the
metal cover is locating properly on the edge of the cards to provide correct
support.
The card located in position FC1 is for the first break point, that in position
FC2 is for the second break point, and that in position FC3 is for the third
break point. Card Location for
Four Way System
The card located in position FC1 is for the first break point, and that in
position FC2 is for the second break point. The card in position FC3 will not
be used, so its value is not important. However, a card MUST be fitted to
prevent damage to the unit. Card Location for
Three Way System
The card located in position FC1 is for channel 1, and that in position FC3 is
for channel 2. The card in position FC2 is not used so its value is not
important. A card MUST be fitted in order to prevent damage to the unit. Card Location for
Stereo Two Way
System
Refer to section 11 for information on component values for various
frequencies. All standard cards supplied are of the Linkwitz-Riley response
type. Please refer to your dealer who can supply you with cards for other filter
types, as well as frequencies not shown in the tables.