Zoom A1 Four

Pedaliera multieffetto per strumenti acustici (Chitarra, Basso, Armonica, Sassofono, Violino..)

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 dBu
Input impedance (line): 470 kO

AUX IN :
Stereo mini jack
Rated input level: -10 dBu
Input impedance (line): 1kO

OUTPUT
OUTPUT :
Standard stereo phone jack (combined line/headphone)
Maximum output level: Line +2 dBu (10 kO or more output impedance)
Headphones 17 mW + 17 mW (32O 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 :
Connector: USB2.0 Micro-B

Guitar Lab
Standard: USB 1.1 Full Speed

Supported cable: USB2.0 Micro-B cable
Use cables for data transfer.
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)

A1X FOUR
Height: 156 mm (D) × 216 mm (W) × 52 mm (H)
Weight: 610 g (excluding batteries)





MAA-1
Input :
INPUT XLR balanced input (2: hot)
Input gain: +3 – +30 dB
Input impedance: 10 kO
Maximum input level: +4 dBu
+48V phantom power

Output :
Standard mono phone jack
Nominal output level: -20 dBu
Maximum output level: +7 dBu
Output impedance: 1 kO

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