AMC iMIX 2 User manual

User
Manual
iMIX 2
Zone mixer

Safety instructions
USER MANUAL iMIX 2 Zone mixer
When using this electronic device, basic precautions
should always be taken, including the following:
1Read all instructions before using the product.
2Do not use this product near water (e.g., near a bathtub, washbowl,
kitchen sink, in a wet basement or near a swimming pool etc).
3 Use this device when you are sure that preamplifier has
a stable base and it is fixed securely.
4This product, in combination with amplifier and audio source may be
capable of producing sound levels that could cause permanent hearing
loss. Do not operate for a long period of time at a high volume level or at
a level that is uncomfortable. If you experience any hearing loss or ringing
in the ears, you should consult with otorhinolaryngologists.
5The product should be located away from heat sources such as radiators,
heat vents, or other devices that produce heat.
6The product should be connected to a power supply that is described
in the operating instructions or are marked on the product.
7The power supply should be undamaged and never share an outlet
or extension cord with other devices. Never leave device plugged
into the outlet when it is not being used for a long period of time.
8Care should be taken that objects do not fall into liquids and liquids
would not be spilled on the device.
9The product should be serviced by qualified service personnel if:
– The power supply or the plug has been damaged.
– Objects have fallen into or liquid has been spilled on the product.
– The product has been exposed to rain.
– The product has been dropped or the enclosure damaged.
10 There are some areas with high voltage inside, to reduce the risk of electric
shock do not remove cover of the microphone receiver or power supply.
The cover should be removed by the qualified personnel only.
CAUTION
To reduce the risk of electric shock, do not remove screws.
No user-serviceable parts inside. Refer servicing to qualied
service personnel. To reduce the risk of re, electric shock
or product damage, do not expose this apparatus to rain,
moisture, dripping or splashing and that no objects lled
with liquids, such as vases, shall be placed on the apparatus.
RISK OF ELECTRIC SHOCK
DO NOT OPEN

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Maximum Usage 65mm
Minimum Usage 18mm
Minimum Usage 18mm
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Minimum Usage 18mm
Minimum Usage 18mm
Minimum Usage 18mm
Maximum Usage 65mm
Maximum Usage 65mm
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Table of contents
USER MANUAL iMIX 2 Zone mixer
Before you start
Introduction......................................................................................................................................................2
Features................................................................................................................................................................2
Operation
Front panel ........................................................................................................................................................3
Rear panel...........................................................................................................................................................4
Front panel operation................................................................................................................................5
Rear panel operation..................................................................................................................................6
Controls...........................................................................................................................................................7-8
Specifications
General specifications................................................................................................................................9

USER MANUAL iMIX 2 Zone mixer
Before you start
iMIX 2 – two-zone stereo mixer preamplifiers with universal balanced Phoenix and stereo RCA inputs. These
zone mixers have all main functions like input gain control, phantom power on/off, input priority, tone,
balance control and RS232 interface for remote control. iMIX2 zone mixers are all-purpose devices so you can
easy create 2 stereo zone or 2 mono zone audio systems with paging possibilities.
FEATURES
• 4Microphone/LineBalancedinput
• 2RCAstereoinput
• 2Balancedstereooutput
• Priorityinput
• Phantompower
• RS232control
02
• Microphonetonecontrol
• Outputtone,balancecontrol
•Mastervolumecontrol
•Stereo&monoswitch
•1Uheight
•19”rack

USER MANUAL iMIX 2 Zone mixer
Front Panel
1.Powerswitch|2.LevelcontrolforZone-2|3. Balance control |4. Tone controls
5. Audio input selector |6.LevelcontrolforZone-1|7.Volume/bass/treble/balanceLEDindicators
8.Tonecontrolfor3&4inputs| 9.Levelcontrolfor3&4inputs| 10.Levelcontrolfor1&2inputs
Operation
03

USER MANUAL iMIX 2 Zone mixer04
Operation
Rear Panel
11.VOXlevelcontrol|12.Microphone/lineaudioinput|13.Inputgainselector,phantompowerswitch|14.StereoRCAaudioinput|
15.Balancedstereooutputs|16.MonoorStereooutputmodeswitch
17.RS-232connector|18.Mainpowerconnectorandfuse

USER MANUAL iMIX 2 Zone mixer
Front panel operation
POWER SWITCH
ToswitchunitONorOFFpressthisbutton.LEDindicatorwillshowwhenthe
unit is switched on.
LEVEL CONTROL FOR ZONE-1
Designedtoadjustaudiolevelinzone1output.
BALANCE CONTROL
Control relative volume of left and right audio outputs.
TONE CONTROL
The separate tone controls provide attenuation of bass and treble response.
The flat position is obtained when the knobs are set to middle position.
05
Operation
SOURCE INPUT SELECTOR
Inputselectordesignedtoswitchaudiofrominput1orinput2toaudiooutput.
LEVEL CONTROL FOR ZONE-2
Designed to adjust audio level in zone 2 output.
LED
VOLUME:0-10stepoutputlevel0%to100%
TREBLE:(+/-)5step0=default1=2db2=4db3=6db4=9db5=12db
BASS:(+/-)5step0=default1=2db2=4db3=6db4=9db5=12db
BALANCE:(+/-)5step-5=LeftCh+5=RightCh.
SOURCE:S1/S2selectorsourceinput.

USER MANUAL iMIX 2 Zone mixer06
Operation
Rear panel operation
VOX LEVEL CONTROL
This knob is used to adjust mute signal level sensitivity
MICROPHONE/LINE AUDIO INPUT
A balanced signal can be connected to these euro block connectors.
MIC/LINE, PHANTOM POWER SWITCH
Line-selectinputleveltoLineorMicrophone
Phantom power off - select phantom power ON / OFF.
Tozone-combine3&4inputsignalstobothzones.
AC INPUT WITH FUSE
To replace the fuse, please disconnect the power cord, remove the damaged
andinstalnew1.0ATfuse.

USER MANUAL iMIX 2 Zone mixer
Controls
IMIX2 RS232
Protocol:Baudrate:9600bps,DataBit:8bits,STOPBit:1bit,Parity:None,
FlowCntrl : No
Sendcommands ASCII String Hexadecimal String
Power On #W001 23 57 30 30 31
Power O #W002 23 57 30 30 32
Zone 1 mute On #aM01 23 61 4D 30 31
Zone 1 mute O #aM02 23 61 4D 30 32
Zone 2 mute On #bM01 23 62 4D 30 31
Zone 2 mute O #bM02 23 62 4D 30 32
Zone 1 select input 1 #aS04 23 61 53 30 34
Zone 1 select input 2 #aS03 23 61 53 30 33
Mute input1 and input2 in zone 1 #aS00 23 61 53 30 30
Zone 2 select input 1 #bS04 23 62 53 30 34
Zone 2 select input 2 #bS03 23 62 53 30 33
Mute input1 and input2 in zone 2 #bS00 23 62 53 30 30
Zone 1 input selector $aFUP or $aFDW 23 61 46 55 50 or 23 61 44 57
Zone 2 input selector $bFUP or $bFDW 23 62 46 55 50 or 23 62 44 57
Zone 1 volume #aV(level) 23 61 56 3a 3b
Zone 2 volume #bV(level) 23 62 56 3a 3b
Zone 1 bass #aJ(level) 23 61 4A 30 n
Zone 2 bass #bJ(level) 23 62 4A 30 n
Zone 1 treble #aT(level) 23 61 54 30 n
Zone 2 treble #bT(level) 23 62 54 30 n
Zone 1 balance #aY(level) 23 61 59 30 n
Zone 2 balance #bY(level) 23 62 59 30 n
07

USER MANUAL iMIX 2 Zone mixer08
Controls
Volume level:min-01,max-79
Zone1andZone2volumecontrolHexstring’s(xx)=(level)
ForexamplesettingZone1volumetolevel48:inASCII#aV48,in
Hex:2361563438
Volume adjusting by steps: $xGUP is a RS232 command for
volume increasing by one step, $xGDW for volume reducing by
onestepx=zonenumber.Pleaseuse“a”insteadxforzone1and
“b”forzone2
For example:
Zone1volumeincreasingbytwostepssend$aGUPcommand
twice:inASCII$aGUP,inHex:2361475550
Zone2volumeincreasingbytwostepssend$bGUPtwice:in
ASCII$bGUP,inHex:2362475550
Bass level:inASCIImin-02,max-0Cin
Hexmin-32,max-43
Treble level:inASCIImin-02,max-0Cin
Hexmin-32,max-43
Balance level:inASCIImin-02,max-0C
inHexmin-32,max-43
Request Com-
mands
ASCII
String
Hexadecimal
string
Receive Strings ASCII
string
Hexadecimal String
Power Status #R001 23 52 30 30 31 Power On #W001 23 57 30 30 31
Power O #W002 23 57 30 30 32
CH1 Mute Status #R002 23 52 30 30 32 C CH1 MUTE On #aM01 23 61 4D 30 31
CH1 MUTE O #aM02 23 61 4D 30 32
CH2 Mute Status #R003 23 52 30 30 33 CH2 MUTE On #bM01 23 62 4D 30 31
CH2 MUTE Of #bM02 23 62 4D 30 32
CH1 VOL Status #R006 23 52 30 30 36 CH1 VOL #aVxx 23 61 56 3x 3x
CH2 VOL Status #R007 23 52 30 30 37 CH2 VOL #bVxx 23 62 56 3x 3x
CH1 SOURCE Status #R00A 2 23 52 30 30 41 CH1 SOURCE INPUT 1 Status #aS04 23 61 53 30 34
CH1 SOURCE INPUT 2 Status #aS03 23 61 53 30 33
CH2 SOURCE Status #R00B 23 52 30 30 42 CH2 SOURCE INPUT 1 Status #bS04 23 62 53 30 34
CH2 SOURCE INPUT 2 Status #bS03 23 62 53 30 33
CH1 TRE Status #R00E 23 52 30 30 45 CH1 TRE #aJ0x 23 61 4A 30 3x
CH2 TRE Status #R00F 23 52 30 30 46 CH2 TRE #bJ0x 23 62 4A 30 3x
CH1 BASS Status #R012 23 52 30 31 32 CH1 BASS #aT0x 23 61 54 30 3x
CH2 BASS Status #R013 23 52 30 31 33 CH2 BASS #bT0x 23 62 54 30 3x

USER MANUAL iMIX 2 Zone mixer
General Specifications
iMIX 2
Power source AC230V50/60Hz
Frequency response 10Hz-50kHz
Total harmonic distortion <0.01%@(20to20kHz)
Hum&noise <-110dB
Crosstalk >50dB@1kHz
Input impedance 20kOhm(balanced)
47 kOhm (unbalanced)
Input gain Line-10dB
Mic-50dB
Output +15dB@10kOhm
Connections Input: RCA / Balanced Phoenix
Output: Balanced Phoenix control, master
AC power consumption 20VA
Dimensions 44(H)x482(W)x200(D)mm
Color Black
Weight 4 kg
09
The specifications are correct at the time of printing this manual.
For improvement purposes, all specifications for this unit, including
design and appearance, are subject to change without prior notice.