FBT MXA 3240 Integrated Mixer Amplifier, 240W @ 8 Ohms or 50V / 70V / 100V Line

The FBT MXA 3240 Integrated Mixer Amplifier is an integrated mixing amplifier with 120W and an output for selected zones.

FBT MXA 3240 Integrated Mixer Amplifier Features

- 2 balanced/unbalanced microphone inputs with phantom power supply
- Microphone input or microphone stations of the MBT 1000 range
- 2 MIC/PH/LINE inputs with specific selector switch
- 2 auxiliary inputs for sound sources (TAPE/CD)
- Telephone/emergency audio input for priority calls with adjustable threshold and sensitivity
- Front-panel adjustment of the level of each microphone and auxiliary input
- Front-panel control of overall volume and of treble and bass tones
- Provisions for inserting via the front panel a USB/SD CARD module ( )
- Constant voltage (50/70/100 V) or 8 impedance loudspeaker line output
- 3 output lines for zones
- Balanced line output for connection to other amplifiers
- Output/input for connection to audio processors
- LED-type Vu meter for clear and immediate reading of power emitted
- Micro-switches for setting operating modes
- Includable/excludable speech filters on all microphone inputs
- Contacts for activating input precedence and override
- "Music On Hold" output with output level control (output of the selected auxiliary signal)
- Alerting signal (chime) with level control
- Front-panel keys for selecting music listening zones
- Selectable mains power supply - 230/115 VAC or 24 VDC

FBT MXA 3240 Integrated Mixer Amplifier Specifications

- Rated power output: 240 W
- Constant voltage outputs: 50, 70 or 100 V
- Low impedance outputs: 8 Ω
- Distorsion at rated power: <1%

Tones control:
- Bass: ±10 dB (100 Hz)
- Treble: ±10 dB (10 kHz)

Microphone Inputs 1 and 2:
- Input sensitivity/impedance: 1.2 mV / 1300 Ω
- S/N Ratio: 66 dB
- Frequency response: 40 ÷ 19,000 Hz
- Phantom supply: 17.5 V
- Vocal activation threshold (Mic 1): 0.2 ÷ 22 mV

Microphone Input 3/Units:
- Input sensitivity/impedance:
  - Mic: 1.3 mV / 1.5 kΩ
  - Units: 900 mV / 47 kΩ
- S/N Ratio:
  - Mic: 66 dB
  - Units: 71 dB
- Frequency response:
  - Mic: 30 ÷ 17,000 Hz
  - Units: 30 ÷ 20,000 Hz

Microphone/Line Inputs 4 and 5:
- Input sensitivity/impedance:
  - MIC: 1.3 mV / 1.3 kΩ
  - Line: 900 mV / 130 kΩ
- S/N Ratio:
  - Mic: 66 dB
  - Line: 75 dB
- Frequency response:
  - Mic: 35 ÷ 17,000 Hz
  - Line: 30 ÷ 20,000 Hz

Auxiliary inputs:
- CD Input sensitivity/impedance: 600 mV / 35 kΩ
- TAPE Input sensitivity/impedance: 300 mV / 18 kΩ
- S/N Ratio: 80 dB
- Frequency response: 30 ÷ 20,000 Hz
- Precedence attenuation: 60 dB

Telephone input:
- Input sensitivity/impedance: 120 mV / 5.5 kΩ
- S/N Ratio: 80 dB
- Frequency response: 250 ÷ 20,000 Hz
- Telephone input activation threshold: 10 mV ÷ 250 mV

Electrical:
- 230 V Mains power supply (±10% 50/60 Hz): 530 W / 600 VA
- External DC power supply: 24 V / 13 A (0.3 A @ Pout=0 W)

Physical:
- Dimensions (W x H x D): 432 x 88 x 360 mm
- Weight: 11.8 kg