FSR IT-AS411 Series - Manual (Page 5)

12
TECHNICAL SPECIFICATIONS
PROGRAM AUDIO
INPUT IT-AS411 IT-AS411-25M70 IT-AS411-25S8
Input 4, Stereo balanced/unbalanced
Connector type Pluggable screw terminal
Maximum Input Level 7.5dBV
Input Sensitivity NA -20dBv with 8Ω or 70V
load -20dBv with 8Ω
load
Input Impedance 20kΩ balanced/unbalanced
MICROPHONE INPUT IT-AS411 IT-AS411-25M70 IT-AS411-25S8
Input 1
Connector type
Pluggable screw terminal
“Voice In” type Microphone/Line
Microphone Sensitivity -43/-35dB
Maximum Input Level 1dBV
Low cutoff 200Hz
Phantom power 24V
PRE-AMP AUDIO
OUTPUT IT-AS411 IT-AS411-25M70 IT-AS411-25S8
Connector type Pluggable screw terminal
Number of outputs 1 Stereo or 2 Mono (L + R program audio input summed)
Signal Output Balanced/unbalanced
Frequency Response 20Hz – 20kHz (+/- 0.5dB)
THD + N <0.09% @ 1kHz; 11dBV with 600Ω load (balanced)
Signal to Noise Ratio >80dB @ 1kHz; rated output (unweighted)
Output Impedance 50Ω
AMPLIFIER AUDIO
OUTPUT
IT-AS411 IT-AS411-25M70 IT-AS411-25S8
Connector type Pluggable screw terminal
Number of outputs NA 2 Mono 1
Stereo or 2 Mono
(L + R program
input summed)
Frequency response NA
100Hz – 20kHz (+0, -1dB)
-3dB @ 50Hz 20Hz – 20kHz
(+0, -1dB)
THD + N NA
<0.8% @ 1kHz 25Wrms
70V
<0.7% @ 1kHz 25Wrms
8 Ω
<0.7% @ 1kHz
25Wrms 8 Ω
Signal to Noise ratio NA >80dB @ 1kHz; rated output (unweighted)
Load impedance NA 4 to 8Ω or 70V 4 to 8Ω
Power output NA
25Wrms @ 4 to 8Ω
25Wrms @ 70V 25Wrms @ 4
to 8Ω
1 Use only one output type (4-8Ω or 70V) in a particular installation.
5
TYPICAL APPLICATION
Vo
Mute Rx Tx
Rx Tx
Right Left Audio Out
+ Sh - + + Sh - - + -
Sh - L + R - Sh - + - R + L +
Voice In
Audio
1 2 3 4
Mic/Line Mic Sensitivity
Phantom Power Mono/St.
Function SW
1
2
3
4
- + P R
-60/-45
On/Off Audio Output
'Voice In' Type
1 2
3 4 L R R L
Program In
Loop Out
Serial In
Sh + Sh - + -
Preamp Stereo
Options Select
FSR Down/Up
Power +
24VDC 2.5A
-25S8 Model IT-AS411
- + - +
Audio Out Amplified Stereo
Bridgeable 25W/ch. RMS Max.
Right Left
P O C P O C
3 4 RELAY
RELAY 2 1
A INPUTS CONTROL B E D POWER 12VDC/0.2A
fsrinc.com 800-332-FSR1
NTELLI- OOLS IT-R4 MODEL:
C
MODE SWITCH SEE BOTTOM FOR DETAILS 11 2 3 4
ON 1
OFF 0
P O C P O C
MIC OR VOICE
LIFT SYSTEM
OR
MUTE SWITCHES
RS 232 CONTROL
PC
POWER CORD
(INCLUDED)
FSR IT-R4S OR
OTHER SERIAL
CONTROLLED
DEVICE
TUNER DVD/BLU-RAY
AMPLIFIER
SATELLITE
RECEIVER
VCR
STEREO
SPEAKERS