TOA Electronics M-21S | Microphone Input Module with Remote Volume Control for 900 Series Amplifiers, Removable Terminal Block

For balanced, low impedance mics. Allows remote control of input signal using an external potentiometer.

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.

Specifications

• Power Source: 24VDC (supplied from the main frame)
• Current Consumption: 30mA
• Input Sensitivity: -60dB (rated output: -20dB), adjustable: -72 to -52dB
• Input Impedance: 600?, balanced transformer-isolated
• Frequency Response: 25Hz - 20kHz ±1.5dB
• Distortion: 0.05% or less (1kHz, output: 0 dB)
• Noise Level: -86dB (20Hz - 20kHz BPF), input equivalent noise: -126dB
• Phantom Power: +22VDC (active or disable selectable)
• Tone Control: 100Hz: 0 to -10dB, 10kHz: 0 to -10dB
• Remote Control Range: 0 to -55 dB
• Connector: 5 Screw terminals
• Dimensions: 35 (W) × 78 (H) × 88mm (D) (1.38 × 3.07" × 3.46")"
• Weight Max.: 90g (0.2lbs)
• Gain Control
• High and Low Cut Filters
• Remote Volume Facility
• Phantom Power
• Performance Input: 600tb
• Gain (Adjustable): 32 ~ 52dB
• Maximum Input: -14dB
• Signal to Noise (S/N): -126dBu (EIN 200?)

Additional Specifications

UNSPSC Code

46171600

Documents and Downloads

TOA M-21S Data Sheet

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