Product Description
TOA VM-2240 System Management Amplifier
เครื่องขยายเสียงงระบบประกาศแบบ 5 โซน TOA VM2240 H ถูกออกแบบมาให้คุ้มค่าในการประกาศภายในอาคาร สามารถต่อขยายเพิ่มเติมอีกทีละ 5 โซนจนถึง 45 โซน (9 เครื่อง) มีกำลังขยาย 240 วัตต์ แต่ละโซนมีวอลลุ่มปรับระดับเสียงแยกจากกันอิสระ
The VM-2240 is a multifunctional amplifier that can be mounted in an EIA-Standard equipment rack (3-unit size). The unit comes with 4 audio inputs including the background music input, and the speaker output section which has an internal attenuator and 5-zone selector.
It permits not only general-purpose broadcast, but also Emergency Broadcast based on the EN60849 Standard which gives pre-recorded voice instructions(*1) in the emergency situation. Broadcast can be made from an optional RM-200M Remote Microphone as well as from the amplifier, and can be remotely controlled from external equipment.
In addition, for 100 V/42 Ω application the unit features the surveillance function(*2) which automatically checks the system for failures. (*1) An optional EV-200M Voice Announcement Board is required. (*2) An optional SV-200MA Surveillance Board is required.
Features:
- Programmable system management amplifier
- 240W 5-switchable high impedance speaker zones with adjustable attenuators
- 9 units can be combined to increase the output power and number of zones
- 4 input channels come with volume and bass/ treble control on the front panel
- Both BGM inputs with level pre-adjustment
- The routing to the zones of the 3 microphone/ line level inputs and the telephone paging input can be pre-set
- Emergency power input, remote power control, 7 built-in chimes etc.
