TOA M-21S User manual

TOA M-21S User manual
 z1 TOA
MOESCRIPTIÓN
MICROPHONE INPUT MODULE
M—215
The M-21S is a microphone input module to be used in conjunction with the 900 series
components and other TOA s equipment.
It has a transformer balanced microphone input with screw terminals, remote volume control
function, phantom power supply function, and gain and tone controls.
BSPECIF CATIONS
* 0 dB=1 V
Power Source
24 V DC (supplied from the main frame)
Current Consumption
30 mA
Input Sensitivity
—600 dB* (rated output: —20 dBx), adjustable: —/2 to —52 dB*
Input Impedance
600 ©, balanced transformer—isolated
Frequency Response
25 Hz — 20 kHz +1.5 dB
Distortion
0.05 % or less (1 kHz, output: O dB*)
Noise Level
—36 dBx (20 Hz — 20 kHz BPF), input equivalent noise: —126 dBx
Gain
32 — 92 dB
Phantom Power
+22 V DC (active or disable selectable)
Tone Control
100 Hz: O to —10 dB, 10 kHz: O to —10 dB
Remote Control Range
0 to —55 dB
Connector
5 Screw terminals
Dimensions 35 (W) X 78 (H) X 88 (D) mm (1.387 X 3.07" X 3.46”)
Weight Max. 90 q (0.2 lb)
HAPPEARANCE
35 [1.38”] 88 [3.46]
| () м-215 | |
GAIN
LOW HIGH |
vo |
Y NB п
©) sl
© |
Ne O | |
Front View Side View
CONNECTION 1 Earth
2 :Cold
3 Hot
4—5 :Potentiometer 10 kQ
UNIT:mm SCALE:1/71
11J
TOA Corporation
DWG No: GM—006A1
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