Telco Channel - ALLEN & HEATH XB 10 User Manual

5
0
GAIN
10
-5
20
-1O 26
TEL IN
USB
HPF
HF
12kHz
-15
+15
LF
80Hz
-15
+15
Allen & Heath

TELCO CHANNEL

TELCO IN
The Telephone Communication channel input 1/4" (6.25mm) Jack socket . Wired as
Tip=Hot (+), Ring=cold (-), Sleeve=Chassis.
CLF OUT
Standard 1/4" (6.25mm) Jack socket for the Clean-Feed output from the Telephone
Communication channel.
Wired Tip=Hot (+), Ring=cold (-), Sleeve=Chassis. Impedance balanced. Nominal level =
0dBu. (See next page for more information about the cleanfeed output).
TELCO Input Gain
The Telephone Communication channel input gain control. Varies the gain applied to
the TELCO input channel from –10dB to +26dB.
TELCO Input Selector
With the switch in the up position, the channel input is from the TELCO IN jack for
use with a telephone hybrid system.
When the switch is depressed, the channel signal is routed from the USB connection
so that the TELCO channel can be used with a VOIP connection such as SKYPE.
100Hz High Pass filter
Similar to the mono input channel, a 12dB per octave 2-pole high pass filter used to
filter out any low frequency rumble or pops on the TELCO channel input.
TELCO Channel EQ
The TELCO Channel EQ is 2 band with corner frequencies of
12kHz for the HF and 80Hz for the LF.
d B r
2 0 . 0 0
1 5 . 0 0
1 0 . 0 0
5 . 0 0
0 . 0 0
- 5 . 0 0
- 1 0 . 0 0
- 1 5 . 0 0
- 2 0 . 0 0
1 0 . 0 0 H z 1 0 0 . 0 0 1 0 0 0 . 0 0
18
1 0 0 0 0 . 0 0 3 0 0 0 0 . 0 0
XB-10 User Guide