Specifications - Zoom A1 FOUR Quick Manual

Specifications

Maximum number of simul-
taneous effects
Number of patch memories
Sampling frequency
A/D conversion
D/A conversion
Signal processing
Display
Inputs INPUT
AUX IN
Outputs OUTPUT
Input S/N
Noise floor (residual noise)
Power
USB
External dimensions
Weight
MAA-1
Input
Output
Power
External dimensions
Weight
Note:
• 0 dBu = 0.775 V
• Continuous operation times are from in-house testing methods. Actual times will vary greatly according to operating conditions.
5
50
44.1 kHz
24-bit 128× oversampling
24-bit 128× oversampling
32-bit
128×32 dot-matrix LCD
Standard mono phone jack
Rated input level: −20 dBu
Input impedance (line): 470 kΩ
Stereo mini jack
Rated input level: −10 dBu
Input impedance (line): 1 kΩ
Standard stereo phone jack (combined line/headphone)
Maximum output level:
Line +2 dBu (10 kΩ or more output impedance)
Headphones 17 mW + 17 mW (32 Ω load)
120 dB
−97 dBu
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 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.
156 mm (D) × 130 mm (W) × 42 mm (H)
156 mm (D) × 216 mm (W) × 52 mm (H)
340 g (excluding batteries)
610 g (excluding batteries)
XLR balanced input (2: hot)
Input gain: +3 – +30 dBu
Input impedance: 10 kΩ
Maximum input level: +4 dBu
+48 V phantom power
Standard mono phone jack
Nominal output level: −20 dBu
Maximum output level: +7 dBu
Output impedance: 1 kΩ
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)
177 mm (D) × 23 mm (W) × 25 mm (H)
70 g (excluding batteries)
15