Справочник Пользователя для Tascam RS-232C HD-R1

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TASCAM  HD-R1
 21
12–Using the Ducking Function
This unit has a ducking function. By using this 
function, the playback signal can automatically be 
reduced when an analog signal is input into the unit, 
or the analog input signal can be reduced when a 
track is playing. One specific use, for example, is to
automatically reduce the volume of background music 
when an announcement is being made. 
To use the ducking function, in the Ducking submenu 
of the System Settings Menu, set the 
Ducking 
Mode
 to “
Attenuate Playback
” or 
Attenuate Input
”. Use this submenu to set 
the analog input threshold level, the playback signal 
reduction level and the time until the playback signal 
returns to the ordinary level after the analog input 
has stopped. (See “System settings” in the Owner’s 
Manual.)
13–Using External Controllers
Using a USB keyboard
Using parallel control
Using serial control
By connecting a computer USB keyboard to the USB 
port on the front panel of this unit, you can control the 
transport, and call up and operate menus, for example, 
with this keyboard. For the key assignments, see 
“USB computer keyboard equivalents” in the Owner’s 
Manual. 
Using the 
PARALLEL
 port on the rear panel, you 
can control playback on this unit externally. For 
an overview and pin assignments, see “5–Parallel 
Interface” in the Owner’s Manual. 
For menu settings related to the parallel port, see 
“System settings” in the Owner’s Manual.
 Using the 
RS-232C
 port on the rear panel, you can 
control the transport of this unit and make various 
setting externally. For details see “6–RS-232C Serial 
Interface” in the Owner’s Manual.