TOA M-21S Mic Preamplifier Module
Model: M-21S
About: TOA M-21S Mic Preamplifier Module
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.
- For balanced, low impedance microphone
- High and low cut filters for tone control
- Phantom power for condenser-type microphones
- Allows remote control of input signal using an external 10k ohm linear-taper potentiometer
- Connector: removable terminal block
Specifications:
- Power Supply 24 V DC (supplied from the main frame)
- Current Consumption 30 mA
- Input Sensitivity -60 dB* (rated output: -20 dB*), adjustable: -72 to -52 dB*
- Input Impedance 600 Ω, balanced transformer-isolated
- Frequency Response 25 Hz - 20 kHz ±1.5 dB
- Distortion 0.05 % or less (1 kHz, output: 0 dB*)
- Noise Level -86 dB* (20 Hz - 20 kHz BPF), input equivalent noise: -126 dB*
- Gain 32 - 52 dB
- Tone Control 100 Hz: 0 to -10 dB, 10 kHz: 0 to -10 dB
- Phantom Power +22 V DC (active or disable selectable)
- Remote Control Range 0 to -55 dB
- Connector 5 screw terminals
- Dimensions 35 (W) x 78 (H) x 88 (D) mm (1.38" x 3.07" x 3.46")
- Weight Max. 90 g (0.2 lb)
Reviews: TOA M-21S Mic Preamplifier Module
Warranty: TOA M-21S Mic Preamplifier Module
AVShop.ca Warranty:
30 Days
Manufacturer's Warranty:
Audio - 5 Years
With the exception of Microphones (Headset, Lavaliere, etc., 5000 Series and Trantec Series) which are warranted for 90-days from the invoice date. All Batteries have a 1 year warranty
Intercom - 5 Years
All Batteries have a 1 year warranty
Parts
All parts have a 90-day warranty. All Batteries have a 1 year warranty.
Manufacturer's Warranty will cover parts, labour and return shipping back to you once repaired. Shipping into the service centre is not covered
For Quebec Residents - Disclosure under the Consumer Protection Act
In compliance with Bill 29, AVShop.ca and TOA Canada do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Any applicable manufacturer warranties will remain in place.
