TOA Electronics U-13R - Unbalanced Line Input Module with High/Low Cut Filters and Mute-Receive for 900 Series (Dual RCA) - Manual (Page 8)

MICROPHONE INPUT MODULES PAGE 9
M-01
ML-11T
M-01 Series Microphone Input
• For Balanced, Low Impedance
Microphones.
• High and Low Cut Filters for tone control,
4.2 kHz and 330 Hz, 6 dB/octave.
• Phantom Power , +22 VDC for condenser-
type microphones. Active by default, cut
Jumper J1 to disable.
• Connectors: female XLR (M-01F), male XLR
(M-01M), 1/4” phone jack (M-01P), removable
terminal block (M-01S).
SPECIFICATIONS
CONNECTOR DIAGRAMS
BLOCK DIAGRAM
M-01F
M-01F
M-01M
M-01P
M-01S (old style)
M-01M M-01P M-01S
(old style)
M-01S
(new style)
Faceplate Controls Gain, high & low cut filters
PCB Controls Phantom power defeat
Input Impedance 600 ohms, balanced transformer-isolated
Sensitivity -70 ~ -50 dBu
Gain 32 ~ 52 dB
Noise (EIN) -126 dBu, 200 ohms terminated
Cold Hot Earth
MIC
SENSE
LINE
F
GAIN
C
LOW
ON
PHANTOM
MIC
OUT
HIGH
F C
ML-11T
ML-11T Microphone/Line Input with Mute Send/Receive
• Switchable Mic/Line Input
• Input Trim and Gain Controls
• Adjustable Mute-Send Threshold (VOX sensitivity)
• High and Low Cut Filters
• Phantom Power , +24 VDC
• VOX Function – Voice-activated mute send operation
• Combination Mute Send and Receive Function
• respond to Mute function of higher priority Mute-Send module(s)
• activate Mute function of lower priority Mute-Receive module(s)
• Mute Bus #1 and #2 Connection
• Hysteresis Function ensures smooth muting transitions
• Connector: removable terminal block
SPECIFICATIONS
CONNECTOR DIAGRAM
BLOCK DIAGRAM
ML-11T
ML-11T
Power Source +24VDC
Current Consumption 25mA
Input 1 channel, -60/-20 dB (changeable), 10k ohms,
unbalanced, removable terminal block (3 pins)
Phantom Power +24VDC
Frequency Response 20 - 20,000 Hz, +1, -1 dB
Distortion 0.05%
Gain 10 - 50 dB
MICROPHONE INPUT MODULES
M-01S (new style)