The Zoom A1 Four is jam-packed with more than 80 effects — 35 of which are tailor-made for specific acoustic instruments, including acoustic guitar, saxophone, trumpet, violin, harmonica, and acoustic bass. With the A1 Four, you can turbocharge your performances with distortion, chorus, wah, and more. Building patches is a breeze, thanks to Zoom’s Guitar Lab software. Playing live with the A1 Four is just as effortless, with two performance modes, hassle-free microphone connection (including phantom power for your condenser mics), and an anti-feedback filter. You also get a built-in drum machine with 68 rhythm patterns and a 30-second looper!
The Zoom A1 Four is jam-packed with more than 80 effects — 35 of which are tailor-made for specific acoustic instruments, including acoustic guitar, saxophone, trumpet, violin, harmonica, and acoustic bass. With the A1 Four, you can turbocharge your performances with distortion, chorus, wah, and more. Building patches is a breeze, thanks to Zoom’s Guitar Lab software. Playing live with the A1 Four is just as effortless, with two performance modes, hassle-free microphone connection (including phantom power for your condenser mics), and an anti-feedback filter. You also get a built-in drum machine with 68 rhythm patterns and a 30-second looper!
Zoom A1 Four Specs
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 k? |
AUX IN | Stereo mini jack Rated input level: -10 dBuInput impedance (line): 1k? |
OUTPUT
OUTPUT | Standard stereo phone jack (combined line/headphone) Maximum output level: Line +2 dBu (10 k? or more output impedance) Headphones 17 mW + 17 mW (32? 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 | Height: 156 mm (D) � 130 mm (W) � 42 mm (H)Weight: 340 g (excluding batteries) |
MAA-1
INPUTS | INPUT XLR balanced input (2: hot) Input gain: +3 � +30 dBInput impedance: 10 k?Maximum input level: +4 dBu+48V phantom power |
OUTPUTS | Standard mono phone jack Nominal output level: ?20 dB Maximum output level: +7 dB Output impedance: 1 k? |
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) |
* Note: 0 dBm = 0.775 Vrms