English - lars
Contents
1. ns Remember to select the correct source from switch on front panel to appropriate position There is a ground connection for turntable 9 grounding purpose oooooooocoo 000000000 e 60 2 er LT Aux use Line1 Line2 Connect your earphone to THA 21 6 3mm jack D Output to connect to headphone 6 3mm Power on Turn on units power switch on the transformer the meter power indicator will light up to indicate is ready to use For best performance please remember to power up unit at least 10 minutes for best performance Select music source sa You may select Line1 Line2 AUX or USB by rotary switch Please remember to connect your music source to rear panel accordingly Rotary switch Volume level adjust 8 Meter Cee You may adjust the volume knob to your desire level The meter will provide how strong the signal level and rhyme deliver to your headphone Headphone impedance You may have several headphone of different impedance The impedance commonly in the market is 16 Q 32 Q and some may over hundred Our THA 21 caters for different headphone impedance to provide best performance You may select the impedance setting from rear panel L for 16 30 O M for 32 90 Q and H for 100 300 Q Cascade to following amplifier stage If you wi2. or a amp Ivan THA 21 Desktop Headamp Class A Amplification USER MANUAL FEATURES amp OPERATING Class of operation Class A Input and Output 2 pairs x RCA 1 x AUX 3 5mm 1x micro USB connection 1x audio jack 6 3mm 1 pair x RCA output DAC via USB connector Meter indication Deflection meter type for signal monitor Main voltage 110 and 230V By selector switch Output to connect to headphone 6 3mm Meter Rotary switch Volume controller Line output to amplifier 7 Impedance selector bwer switchi e amma JG Fuse cover X o mw e lt en Voltage AC socket Via cable select Main unit socket Preparation Connect AC cord to transformer unit and select correct mains voltage 110V or 230V Product shipped with correct Fuse installed In case to replace fuse please use correct type as marked on fuse cover Connect the transformer to main unit socket via cable Please allow about 10 minutes after Power up to leave time to warm up vacuum tube for best performance p Via cable Main unit socket 6 Connect audio cable to your device and THA 21 input USB Aux Line OQ Line2 When connecting your music source to input connectio
3. sh to make use of the THA 21 Vacuum tube pre amplifier stage for your other amplifier You may use THA 21 output as tube amplifier stage for following amplifier stage to your other instrument SPECIFICATION Output Power 140mW x 2 160 Load 13mW x 2 3000 Load Headphone Impedance 160 3000 Frequency Response 10Hz 25KHz with load lt 1000 Signal to Noise Ratio gt 95dB A weight Stereo Separation gt 50dB 1mW 160 Weight 4100g Size LxWxH Amplifier 214 L x 155 5mm W x 82 5 H Transformer 129 L x 140 8mm W x 82 5 H Warranty In the event of a defect within the warranty time please contact your local distributor for warranty service or contact with Lars lvan STI Technology Ltd for details Please complete the following details and send back to Lars lvan STI Technology Ltd for 12 months free warranty service Personal Details Model Date of purchase Where purchased Customer name Phone e mail Address Detail of Maintenance e mail cs lars ivan com Address 1210 12 F Tower A Hung Hom Commercial Centre 39 Ma Tau Wai Road Kowloon Hong Kong Gis Lars amp Ivan www lars ivan com amp CE RoHS R Li ion 20150722R1
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