TOA / VA-122 Indoor PA Amplifier

The TOA VA-122 is a slim, lightweight, high-impedance wall-mounted amplifier with 120W output for indoor use, which can be installed on a wall or other surface without taking up much space. It is equipped with two microphone inputs, three auxiliary inputs, and a five-station speaker selector (individual or group switchable). Up to two diversity tuner units (sold separately) can be installed, allowing the use of two wireless microphones.

Indoor PA amplifier, 120W, 10kg

■ Power Supply
AC 100V 50/60 Hz, M4 screw terminals
■ Rated Output
120W
■ Power Consumption
85W (According to the Electrical Appliance and Material Safety Act)
210W (at rated output)
■ Input
Phone Paging: 5 kΩ, -12 dB*, unbalanced, M3 screw terminal
Remote Microphone: 600 Ω, -12 dB*, balanced, M3 screw terminal
Input 1: 600 Ω, -66 dB*/-12 dB* (switchable), balanced, M3 screw terminal
Input 2: 600 Ω, -66 dB*, balanced, M3 screw terminal/phone jack
Auxiliary 1: 5 kΩ, -12 dB*, unbalanced, M3 screw terminal
Auxiliary 2: 5 kΩ, -12 dB*, unbalanced, M3 screw terminal/RCA pin jack
Auxiliary 3: 5 kΩ, 0 dB*, unbalanced, M3 screw terminal
Broadcast priority of input 1 can be set using the priority control input
■Output
Speaker Output: High-impedance line, M3.5 screw terminal
100-series output can be changed to 70-series output via internal switching
5-station speaker selector: Individual or group broadcasts available (normal and emergency broadcasts available)
Line Output: 600 Ω, 0 dB*, unbalanced, M3 screw terminal
■Distortion
0.5% or less (1 kHz, rated output)
■Frequency Response
50 Hz to 20 kHz, ±3 dB (line level input, rated output)
■Sound Quality Adjustment
±10 dB or more at 100 Hz and 10 kHz
■Signal-to-Noise Ratio
60 dB or higher
■Control Input
Priority (Power Remote Emergency Broadcast), Telephone Paging (Power Remote Emergency Broadcast), General Remote (Power Remote Emergency Broadcast), Communication, Emergency Cut (24 VDC Break)
Open-Circuit Voltage: 15 VDC, Short-Circuit Current: 3 mA or less
Emergency Broadcast can be set to normal general broadcast or group selection
■Built-in Chime
4 Uplink/4 Downlink, 4 Uplink, 2 Uplink, 1 Downlink (Switchable, with front volume)
Functions
Group/Individual Broadcast Switch, Automatic Speaker Line Switching, Announcement Microphone
■Operating Temperature Range
-10°C to +40°C ℃
■Finish
Panel: Surface-treated steel plate, cool gray (approximate Munsell 6.3Y8.9/0.4), painted
Case: Surface-treated steel plate, cool gray (approximate Munsell 6.3Y8.9/0.4), painted
■Dimensions
355 (W) x 439 (H) x 120 (D) mm (excluding protrusions)
■Weight
10.7 kg (including amplifier unit (3.7 kg))
■Accessories
Marking sticker...1, edge guard...1, template...1, amplifier unit mounting screws...4
■Optional Accessories
Wall-mounted amplifier built-in radio tuner: VA-20
Diversity tuner unit: WTU-1820 (analog), WTU-D2800 (digital)
*Use an analog wireless microphone for the WTU-1820 and a digital one for the WTU-D2800.
*Barrier spacing for the above screw terminals: M3: 6.2 mm, M3.5: 7.3 mm, M4: 8.7 mm