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Operation Manual

You must read the Usage and Safety Precautions before use.

Copying or reprinting this manual in part or in whole without permission is prohibited.

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Proper display is not possible on grayscale devices.

Summary of Contents for AMS-44

Page 1: ...mission is prohibited Product names registered trademarks and company names in this document are the property of their respective companies All trademarks and registered trademarks in this document are for identiﬁcation purposes only and are not intended to infringe on the copyrights of their respective owners Proper display is not possible on grayscale devices ...

Page 2: ...rademarks and company names in this document are the property of their respective companies All trademarks and registered trademarks in this document are for identiﬁcation purposes only and are not intended to infringe on the copyrights of their respective owners Recording from copyrighted sources including CDs records tapes live performances video works and broadcasts without permission of the co...

Page 3: ...nitoring 19 Adjusting the volume 20 Adjusting OUTPUT A volume 20 Adjusting OUTPUT B volume 20 Enabling the loopback function 21 Use example Making music 23 Use example Web streaming using a computer 26 Use example Web streaming using a smartphone tablet 29 Mixer diagram 32 Terms used in this manual 33 Troubleshooting 34 Cannot select or use the AMS 44 device 34 The sounds of devices connected to i...

Page 4: ... Input sounds are handled as separate signals by the computer smartphone or tablet in the same way as with an ordinary audio interface Diﬀerent sounds can be output from the computer smartphone or tablet through headphone jacks A and B This enables recording while a person operating the computer and a person performing listen to diﬀerent sounds INPUT3 INPUT4 OUTPUT A OUTPUT B INPUT3 DAW INPUT4 INP...

Page 5: ... the computer smartphone or tablet USB OUTPUT 1 2 is output from both OUTPUT A and B this can also be used to record podcasts while two people monitor the same sound INPUT3 INPUT4 OUTPUT A OUTPUT B INPUT3 WEB INPUT4 INPUT1 INPUT2 INPUT1 INPUT2 OUTPUT 1 2 OUTPUT 3 4 AMS 44 L R When the AMS 44 Stereo Link switch is on Input 3 left and Input 4 right function as a stereo input Stereo link overview Use...

Page 6: ... for both Inputs 3 and 4 is controlled by Gain knob 3 Stereo link overview Gain knobs Use these to adjust input signal levels Adjusting the input gain Level indicators These indicators show signal levels after gain knob adjustment The indicator colors change according to the signal levels Lit green Input signal is present 48 dBFS or higher Lit red Input signal is clipping 1 dBFS or higher MUSIC ST...

Page 7: ...t side BATTERY switch Set this to ON to use battery power Set this to OFF to use USB bus power or an external power supply 48V switch This turns 48V phantom power ON OFF Set this to ON when connecting condenser mics Phantom power is supplied to Inputs 1 4 simultaneously DIRECT MONITOR switch Set this to ON to directly monitor sounds from the INPUT jacks before they pass through the computer Using ...

Page 8: ...hone output jacks A B These output stereo signals Connect headphones to these OUTPUT A standard phone jacks These output the left L and right R channels of stereo signals Connect these to speakers with built in ampliﬁers for example USB port Type C Use this USB port to connect computers smartphones and tablets Connecting to a computer Connecting smartphones and tablets DC 5V port Type C Use this p...

Page 9: ... 1 Install the dedicated driver before using an AMS 44 to record for the ﬁrst time with a DAW application on a Windows computer Installing the driver on Windows computers NOTE A driver is not necessary when using a Mac 2 Minimize the volume before connecting speakers headphones or other output devices to the AMS 44 Adjusting the volume 3 Use a USB cable to connect the AMS 44 USB port Type C to a U...

Page 10: ...Download the ZOOM AMS 44 Driver from zoomcorp com to the computer NOTE The latest ZOOM AMS 44 Driver can be downloaded from the above website 2 Launch the installer and follow the instructions to install the ZOOM AMS 44 Driver NOTE Do not connect the AMS 44 to the computer during installation See the Installation Guide included in the driver package for detailed installation procedures 10 ...

Page 11: ... supply Using batteries NOTE Power must be provided before connecting a smartphone or tablet to the AMS 44 3 Use a USB cable to connect the AMS 44 USB port Type C to the smartphone tablet USB Type C To connect smartphones and tablets prepare USB cables and adapters that match their connectors as necessary Use a USB cable that supports data transfer Connector type Necessary USB cable adapter Lightn...

Page 12: ...available USB mobile battery can be used 1 Connect the USB connector of the dedicated AC adapter to the DC 5V port Type C and plug the AC adapter into an outlet HINT To use a USB mobile battery connect its USB cable to the DC 5V port Type C 2 Set to OFF 3 Conﬁrm that the POWER indicator is lit red 12 ...

Page 13: ...44 and install the batteries 2 Slide the battery cover to close it 3 Set to ON 4 Conﬁrm that the POWER indicator is lit red NOTE Use only one type of battery alkaline NiMH or lithium at a time The POWER indicator will blink when the battery charge becomes low Replace the batteries with new ones 13 ...

Page 14: ...fore connecting instruments and mics Connecting instruments 1 Connect an instrument to the AMS 44 Use an instrument cable to connect a guitar or bass for example to the Input 1 jack For stereo input connect to the Input 3 4 jacks using instrument or TRS cables 14 ...

Page 15: ...ing an active guitar or bass Use this setting when connecting a mic or keyboard for example Input jacks 3 4 When connecting a keyboard or other equipment with stereo output turn on Stereo link overview NOTE Phantom power 48 V is not supplied to the standard phone TRS connectors When is set to GUITAR phantom power 48 V to the Input 1 jack is disabled When connecting a condenser mic to the Input 1 j...

Page 16: ...When connecting a mic to the Input 1 jack set to MIC LINE 3 Use to set phantom power according to the connected mics Phantom power is supplied to all XLR connectors of Inputs 1 4 Switch position Explanation Use this to supply phantom power to condenser mics Use this when connecting dynamic mics 16 ...

Page 17: ...put 3 to the left and Input 4 to the right When connecting a keyboard or other equipment with stereo output turn on the Stereo Link switch L L R R DIRECT MONITOR DIRECT MONITOR USB INPUT 1 2 USB INPUT 1 2 Switch status Direct monitoring and USB Inputs 1 2 when in STREAMING mode OFF Inputs 3 and 4 are mono L Inputs 1 2 3 and 4 R Inputs 1 2 3 and 4 ON Inputs 3 and 4 are stereo L Inputs 1 2 and 3 R I...

Page 18: ...s Level indicators Input signal present 48 dBFS or higher Input signal is clipping 1 dBFS or higher NOTE Set these so that their level indicators do not light red To minimize noise set the gain for any input jack not being used to 0 When the Stereo Link switch is on the input gain for both Inputs 3 and 4 is controlled by Gain knob 3 Stereo link overview 18 ...

Page 19: ...o the AMS 44 can be directly monitored using headphones for example before it passes through the computer This enables monitoring without latency 1 Set to ON HINT When the Stereo Link switch is on sounds from Inputs 3 and 4 can be monitored in stereo Stereo link overview 19 ...

Page 20: ...ore connecting speakers or headphones Failure to do so could result in unexpected loud sounds causing harm to hearing for example Adjusting OUTPUT A volume Turn to adjust the volume for the Headphone A output jack on the front of the unit and OUTPUT A standard phone jacks on the back of the unit Adjusting OUTPUT B volume Turn to adjust the volume for the Headphone B output jack on the front of the...

Page 21: ...gain looped back This is convenient for mixing background music played on the computer with sound input through the AMS 44 and streaming it live for example BGM ON AIR WEB LOOPBACK LOOPBACK Mic and instrument sounds are input to the AMS 44 BGM from the computer is input to the AMS 44 The mic and instrument sounds and the BGM from the computer are mixed and output to the computer 1 Set to ON 21 ...

Page 22: ...s set to ON disable AMS 44 monitoring in the DAW or streaming application If enabled a feedback loop could be generated which might cause loud noise to be output The USB OUTPUT 3 4 sound will not be looped back 22 ...

Page 23: ...r and vocals can be recorded to separate tracks DAW INPUT1 INPUT3 INPUT4 INPUT2 1 Set to MUSIC mode MUSIC mode INPUT3 INPUT4 OUTPUT A OUTPUT B INPUT3 DAW INPUT4 INPUT1 INPUT2 INPUT1 INPUT2 OUTPUT 1 2 OUTPUT 3 4 AMS 44 2 Supply power if using a smartphone or tablet Supplying power NOTE Power must be provided before connecting a smartphone or tablet to the AMS 44 23 ...

Page 24: ...tphone or tablet Connecting to a computer Connecting smartphones and tablets USB Type C USB Type C 4 Connect the mic and instrument and set the switches Connecting instruments Connecting mics 5 Adjust the input gain Adjusting the input gain 24 ...

Page 25: ...ting the volume 7 Launch the DAW app on the computer smartphone or tablet and select the AMS 44 as the audio interface 8 Create recording tracks in the DAW app and start recording NOTE Refer to the DAW app manual for how to use it 25 ...

Page 26: ...ng with a computer for web streaming or podcast recording set the AMS 44 to STREAMING mode BGM ON AIR WEB 1 Set to STREAMING mode STREAMING mode INPUT3 INPUT4 OUTPUT A OUTPUT B INPUT3 WEB INPUT4 INPUT1 INPUT2 INPUT1 INPUT2 OUTPUT 1 2 OUTPUT 3 4 AMS 44 L R 26 ...

Page 27: ...Connecting to a computer USB Type C 3 Connect the mic and instrument and set the switches Connecting instruments Connecting mics 4 Adjust the input gain Adjusting the input gain 5 Select the AMS 44 as the computer input and output device 27 ...

Page 28: ...st the output volume Adjusting the volume 8 Launch the streaming app on the computer smartphone or tablet and select the AMS 44 as the audio or input output device 9 Start streaming NOTE Use BGM with permission from its creators Refer to the streaming app manual for how to use it 28 ...

Page 29: ...et the AMS 44 to STREAMING mode BGM ON AIR BGM ON AIR WEB 1 Set to STREAMING mode STREAMING mode INPUT3 INPUT4 OUTPUT A OUTPUT B INPUT3 WEB INPUT4 INPUT1 INPUT2 INPUT1 INPUT2 OUTPUT 1 2 OUTPUT 3 4 AMS 44 L R 2 Supply power Supplying power NOTE Power must be provided before connecting a smartphone or tablet to the AMS 44 29 ...

Page 30: ...S 44 and smartphone tablet Connecting smartphones and tablets USB Type C 4 Connect the mic and instrument and set the switches Connecting instruments Connecting mics 5 Adjust the input gain Adjusting the input gain 30 ...

Page 31: ...6 Adjust the output volume Adjusting the volume 7 Launch the streaming app on the smartphone tablet and start streaming NOTE Refer to the streaming app manual for how to use it 31 ...

Page 32: ...Mixer diagram 32 ...

Page 33: ... to speakers and headphones Dynamic mic These mics do not require phantom power and are tough and durable Condenser mic These mics usually have high sensitivity and can capture sound with high quality These require phantom power supply for use Phantom power 48 V This is a function that supplies power to devices that require an external power supply including some condenser mics 48 V is standard 33...

Page 34: ...he driver on Windows computers Reinstall the dedicated driver The sounds of devices connected to input jacks are distorted too quiet or silent When using a condenser mic set to ON Conﬁrm that the level indicator is not lighting red If it is lighting red use the Gain knob to lower the input gain Use the Gain knobs to adjust the signal levels Use OUTPUT A and OUTPUT B knobs to adjust the volume Cann...

Page 35: ...e used Conﬁrm that the external power supply is connected or that batteries are loaded correctly Using an external power supply Using batteries When using batteries turn on Using batteries Sound skips during playback or recording If the audio buﬀer size of the software being used can be adjusted increase it Turn oﬀ the automatic sleep function and other computer power saving settings If using a US...

Page 36: ...d Maximum output level 10 dBu at 0 dBFS OUTPUT A standard phone jacks Output impedance 100 Ω Type 3 5mm stereo mini jacks 30 mW 30 mW 32 Ω load OUTPUT A B headphone jacks Output impedance 10 Ω USB USB Type C audio interface function Use a USB cable that supports data transfer USB bus power is supported Connectors DC 5V USB Type C for power supply Frequency response 44 1 kHz 1 dB 20 Hz 20 kHz 96 kH...

Page 37: ...sing batteries 44 1 kHz 48 V oﬀ with 32Ω headphone load Alkaline batteries about 3 hours NiMH batteries 1900 mAh about 4 5 hours Lithium batteries about 8 5 hours The above values are approximate Continuous battery operation times were determined using in house testing methods They could vary greatly according to use conditions Power consumption 5 W maximum Dimensions 129 0 mm W 74 0 mm D 46 0 mm ...

Page 38: ...ZOOM CORPORATION 4 4 3 Kanda surugadai Chiyoda ku Tokyo 101 0062 Japan zoomcorp com Z2I 4423 01 ...

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