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Cloud Electronics MA40F
The Cloud Electronics MA40F is a mini low impedance amplifier providing 40W output power at 4Ω.
It is fitted with a paging microphone input with access contacts, a useful 70/100V line input option, a further two line inputs and a facility port input option allowing connection of the LM-2 wall input module and the new Cloud BT-1F Bluetooth Audio Wireless input module.
The MA40F is powered via a 12-24V power supply (external 24V PSU supplied) and offers music mute functionality to allow simple connection to fire alarm and other interfaces which makes it highly flexible and suitable for use in themed/visitor attractions including use in bus / tram / river tour guide systems.
Key Features:
- Two unbalanced stereo line inputs with individual sensitivity trims
- Electronically-balanced mic input with separate gain control
- 12 V phantom power selectable by internal jumper
- Front panel control of music level and mic levels
- HF & LF EQ adjustments for music sources
- MIC input configurable for direct connection to 100/70 V line system: allows MA40F/T to receive announcements from main building PA/VA system
- MIC input can be used with paging mics
- Paging configurable as automatic voice-over-music (VOX mode) or contact closure via access port
- Selectable LINE 1-over-LINE 2 priority
- Facility port for connection of LM-2 remote mic/line input module via screened Cat 5 cable; also allows remote control of music level
- 40 W power amplifier
- Two versions available: MA40F with low-impedance output, MA40T with internal transformer for driving 100/70/25 V line systems
- Music Mute control input (N/O or N/C) for interfacing to an emergency system
- Selectable 65 Hz high-pass filter for use with 100/70/25 V line systems
- Optional EQ cards available to suit various popular installation loudspeakers
- Automatic power-down function (user-selectable)
- Less than 1 W power consumption in sleep mode
- Convection cooled – silent in operation.
- PSU meets US DoE Level VI energy requirements
- Power requirements: MA40F: 12 to 24 V DC, 60 W
- MA40T: 24 V DC, 60 W Universal AC adaptor included (both models), operates from 100 to 240 V AC
