Specifications
A1 FOUR
- MAXIMUM NUMBER OF SIMULTANEOUS EFFECTS: 5
- USER PATCHES: 50
- SAMPLING FREQUENCY: 44.1 kHz
- A/D CONVERSION: 24-bit, 128× oversampling
- D/A CONVERSION: 24-bit, 128× oversampling
- SIGNAL PROCESSING: 32-bit
- DISPLAY: 128x32 dot matrix LCD
INPUT
- INPUT: Standard mono phone jack Rated input level: -20 dBuInput impedance (line): 470 kΩ
- AUX IN: Stereo mini jack Rated input level: -10 dBuInput impedance (line): 1kΩ
OUTPUT
- OUTPUT: Standard stereo phone jack (combined line/headphone) Maximum output level: Line +2 dBu (10 kΩ or more output impedance)Headphones 17 mW + 17 mW (32Ω load)
- INPUT S/N: 120dB
- NOISE FLOOR (RESIDUAL NOISE): -97 dBu
- POWER: AC adapter: 9V DC 500mA center negative (ZOOM AD-16) 4 AA batteries (about 18 hours continuous operation time when using alkaline batteries with the LCD backlight off)
- USB USB MIDI, USB Micro-B Power can also be supplied through the USB port.When using a cable designed only for power, other USB functions cannot be used.
- EXTERNAL DIMENSIONS: A1 FOUR Height: 156 mm (D) × 130 mm (W) × 42 mm (H)Weight: 340 g (excluding batteries)
MAA-1
- INPUT: INPUT XLR balanced input (2: hot) Input gain: +3 – +30 dBInput impedance: 10 kΩMaximum input level: +4 dBu+48V phantom power
- OUTPUT: Standard mono phone jack Nominal output level: −20 dBuMaximum output level: +7 dBuOutput impedance: 1 kΩ
- POWER: 2 AA batteries Continuous operation time (when phantom current is 3 mA) About 15 hours (using alkaline batteries) About 15 hours (using nickel metal hydride batteries)
- EXTERNAL DIMENSIONS: Height: 177 mm (D) × 23 mm (W) × 25 mm (H) Weight : 70 g (excluding batteries) 0 dBu = 0.775 V