Unika XT-1250 User Instructions Download Page 8

INPUTS 

The XT Series amplifier allows you to use XLR 3-pin input connector per channel. A XLR female jack for 

balanced connections to connect the output signal from a mixer, cross-over or EQ to your XT Series 

amplifiers. A balanced connection is recommended for cable runs longer than 20ft. When constructing your 

own XLR cables follow the pin configuration described below for proper connections. You may use the two 

XLR "Input Thru" jacks to jump a parallel connection to another amplifier or other device. For Example: 

Connect a XLR cable to the input of channel one. You may now connect a XLR cable from the channel one 

"Input-Thru" jack to the input jack of another amplifier's channel one input. This will reduce the use of "Y" 

cables.

OUTPUTS 

Binding Post/Banana Plug ( XT-900 & XT-1250 only ) :

 Connect your speakers to the binding post outputs 

on the rear of the amplifier. The speaker wire may be connected by bare wire (directly connected, usually 

for permanent connections), banana plug, or spade connector. Connections are made to channel one and 

channel two outputs for Stereo Mode or across the red terminals of channel one and channel two for Mono 

Bridge Mode.  

Important Notice:

 Although a speaker will operate with the positive and negative leads plugged into either 

terminal on the amplifier  binding post, be sure to plug the negative lead into the black terminal and positive 

lead into the red terminal. Ensuring proper polarity will avoid speakers being out of phase that can cause a 

loss of bass response.

Banana Plugs: 

When connecting your speakers to the amplifier using banana plugs, be sure that the red 

and black caps on the binding post are completely screwed in. Insert the banana plugs into the caps of the 

binding post, be sure that the banana plugs are inserted securely to avoid the risk of popping out.

Figure

 5

Male

 

XLR

 

Pin

 

Configuration

Figure

 4

3 Negative (-data)

1

2

3

1 Ground / Return / 0v

2 Hot (+data)

page 7

SET UP 

Safety Precautions  |  Introduction  |  Front Panel  |  Rear Panel

  |  

  |  Speakon Assembly  |  Operating Modes  |  Protection  |  Amplifier Features  |  Specifications

Set Up

UNiKA

 XT-500 / XT-600 / XT-900 / XT-1250

Summary of Contents for XT-1250

Page 1: ...0dB 10dB CLIP XT 1250 CH 1 LIMITER LIMITER ON ON PROFESSIONAL POWER AMPLIFIER POWER ON OFF PARALLEL STEREO BRIDGE 20dB 20dB 10dB 10dB 5dB 5dB CLIP CLIP PROTECT PROTECT SIGNAL SIGNAL PROFESSIONAL POWER...

Page 2: ...z les avertissements suppl mentaries situ s dans le guide Ce symbole est utilis pour indiquer l utilisateur qu il trouvera d importantes instructions importantes sur l utilisation et l entretien de l...

Page 3: ...Safety Precautions 3 Introduction 3 Front Panel 4 Rear Panel 5 Set Up 7 Speakon Assembly 9 Operating Modes 10 Protection 15 Amplifier Features 16 Specifications 17 CONTENTS UNiKA XT 500 XT 600 XT 900...

Page 4: ...luding amplifiers that produce heat The fixture should be serviced by qualified service personnel when A The power supply cord or the plug has been damaged B Objects have fallen or liquid has been spi...

Page 5: ...gnal output 12 Power Switch This switch is used to control the unit s mains power page 4 1 Channel 1 Gain Control This rotary knob is used to control the output signal of channel one Turning the knob...

Page 6: ...R balanced input jack See page 7 for more details 21 Channel 1 Subwoofer Mode On Off Switch Turns the subwoofer mode for channel one on and off 22 Channel 1 Frequency Adjustment This knob is used to a...

Page 7: ...peakon input jack 26 Channel 1 Speakon Output Optional speaker output connections Use pins 1 and 1 of this 4 pole Speakon connector to connect to your speaker s Speakon input jack 27 Bridged Speakon O...

Page 8: ...anent connections banana plug or spade connector Connections are made to channel one and channel two outputs for Stereo Mode or across the red terminals of channel one and channel two for Mono Bridge...

Page 9: ...inal for the positive connection Figure 6 Typical speaker output using bare wire Insert bare wire into the binding post and tighten Typical speaker output using spade connectors Insert bare wire into...

Page 10: ...tor housing A making sure that the large notch on the outer edge of the insert lines up with the large groove on the inside of the connector housing The insert should slide easily through the housing...

Page 11: ...EREO BRIDGE SUB WOOF NORMAL FREQUENCY NORMAL SUB WOOF FREQUENCY 20 Hz 20 Hz 200 Hz 200 Hz INPUT BALANCE INPUT THRU PUSH TO RESET BRIDGE MONO _ _ CH 1 CH 2 CH 2 CH 1 _ OUTPUTS PINOUT 1 1 POS NEG CH 2 P...

Page 12: ...KERS 4 OHM MINIMUM CH 1 Input Only XT 600 Rear Panel PARALLEL BRIDGE STEREO 0 775V 1 44V 1V GAIN INPUT Made in Taiwan PARALLEL PUSH TO RESET 220VAC 50Hz BRIDGE NORMAL STEREO 20Hz 200Hz FREQUENCY SUB N...

Page 13: ...OHM MINIMUM CH 1 Input XT 1250 Rear Panel CH 2 Input SPEAKERS 2 OHM MINIMUM SPEAKERS 2 OHM MINIMUM CH 1 Input XT 600 Rear Panel CH 2 Input Either CH 1 or CH 2 input or Both inputs Either CH 1 or CH 2...

Page 14: ...tion is similar to the Stereo Subwoofer operation but in Parallel When running subwoofers it is usually recommended to run them in mono mode to achieve a cleaner tighter low end This operation allows...

Page 15: ...IDGE SUB WOOF NORMAL FREQUENCY NORMAL SUB WOOF FREQUENCY 20 Hz 20 Hz 200 Hz 200 Hz INPUT BALANCE INPUT THRU PUSH TO RESET BRIDGE MONO _ _ CH 1 CH 2 CH 2 CH 1 _ OUTPUTS PINOUT 1 1 POS NEG CH 2 PINOUT 2...

Page 16: ...normal draw is but its various protection circuits will prevent this condition lasting more than a minute or two page 15 Short Circuit Protection The XT Series amplifiers comes with built in Output S...

Page 17: ...DS Four LEDs indicate signal level activity two green LED and two yellow LED One red LED indicates signal clipping For XT 500 XT 600 only has 5 LEDs One red LED indicates protections mode for shorts o...

Page 18: ...9 48 3cm 17 5 44 5cm 42 68lbs 19 4kgs 5A 230V AC XT 500 1300W RMS Stereo 900W RMS Stereo 600W RMS Stereo 2652W RMS 1658W RMS Output Power 2 ohms 1 KHz 1 THD 4 ohms 1 KHz 1 THD 8 ohms 1 KHz 1 THD Bridg...

Page 19: ...page 18 UNiKA XT 500 XT 600 XT 900 XT 1250...

Page 20: ...Professional Power Amplifiers UNiKA...

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