Table of Contents
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Index
GENERAL PRECAUTION
SAFETY INSTRUCTIONS
PREVENTING DAMAGE TO HEALTH AND HEARING
LOUD AND DANGEROUS SOUND IS
ALL AROUND US
PRODUCT PACKAGING CONTENTS
FEATURES
PRODUCT OVERVIEW
APPEARANCE PARTS & FUNCTIONS
EXTERNAL POWER SUPPLY
SPECIFICATIONS
INSTRUMENT TEST DATA AND DOWNLOADS
USER MANUAL
REFERENCE HEADPHONE AMPLIFIER
D E S I G N & M A D E I N T A I W A N
PUSH
PUSH
UNiKA Electronic Co., Ltd.
w w w . u n i k a p r o . c o m
6F, No.168, Xin-Hu 2nd Rd.
Nei-Hu District, Taipei City. 11494.
Taiwan, R.O.C.
+886 2 27933017
+886 2 27928264
info@unikapro.com
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Table of Contents
Related Manuals for Unika REFERENCE RHA1
Summary of Contents for Unika REFERENCE RHA1
- Page 1 PREVENTING DAMAGE TO HEALTH AND HEARING LOUD AND DANGEROUS SOUND IS ALL AROUND US PRODUCT PACKAGING CONTENTS UNiKA Electronic Co., Ltd. FEATURES w w w . u n i k a p r o . c o m PRODUCT OVERVIEW 6F, No.168, Xin-Hu 2nd Rd.
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Page 2: General Precaution
User Manual GENERAL PRECAUTION Thank you for purchasing the UNiKA product. Before using, please read this manual carefully and pay attention to every detail that you must payattention to. Please make sure the power switch is on the "OFF” position before you plugged power adaptor in outlet. And make sure the power switch is on the “OFF”... - Page 3 UNiKA User Manual PREVENTING DAMAGE TO HEALTH AND HEARING • Please protect your hearing from high volume levels. Permanent hearing damage may occur when headphones are used at high volume levels for long periods of time. • To prevent hearing loss and damage from excessive headphone use, the WHO suggests keeping noise levels below 70 decibels over a 24-hour period.
- Page 4 UNiKA User Manual PRODUCT PACKAGING CONTENTS Power supply incl. 4 types RHA1 Headphone amplifier Warranty card of interchangeable AC plug FEATURES • VHandles even the most demanding headphones with ease. • Line Input : XLR and 6.3mm Jack NEUTRIK Combi connector • Headphone Output : 6.3mm jack.
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Page 5: Product Overview
User Manual PRODUCT OVERVIEW The RHA1 is a reference-grade headphone amplifier carefully developed by UNiKA and manufactured in the UNiKA factory in Taiwan. The application object of RHA1 is headphone enthusiasts, audiophiles and professional recording engineers and live concert soundman. - Page 6 UNiKA User Manual APPEARANCE PARTS & FUNCTIONS ① ② ③ ④ ① TRS Stereo headphone output jack. ② Power indicator. ③ Output level attenuator. ④ Front stage gain control with ±18dB range.
- Page 7 UNiKA User Manual APPEARANCE PARTS & FUNCTIONS PUSH PUSH ⑤ ⑥ ⑦ ⑧ ® ⑤ NEUTRIK Combi jack for left channel input. It can be inserted XLR, TRS and TS plug. ® ⑥ NEUTRIK Combi jack for right channel input. It can be inserted XLR, TRS and TS plug.
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Page 8: External Power Supply
UNiKA User Manual EXTERNAL POWER SUPPLY AU type plug Power supply body and DC wire US type plug UK type plug EU type plug • Adaptive input voltage range: 90~264VAC • Output: 24VDC, 10W • Power Efficiency up to 84% • Interchangeable AC Plugs includes US/EU/UK/AU types •... -
Page 9: Specifications
UNiKA User Manual SPECIFICATIONS (Specifications are subject to change without notice.) Circuit principle OTL / External power supply / Discrete amplifier 20Hz ~ 20KHz , ±0.2dB Frequency response ( Limited by APx525's B.W. ) 0.0004%, 600 Ω@mid gain, THD+N@10mW 1KHz@20KHz B.W. Dynamic range@ 119.5dB @220Ω load, XLR input ® A pair of NEUTRIK Combi jack Input connector Output connector 6.3mm TRS phone jack Linear gain control range ±18dB @1dB step... - Page 10 UNiKA User Manual INSTRUMENT TEST DATA AND DOWNLOADS • Equipment: Audio Precision APx-525 • Test range: 20Hz~80KHz Items included in the test data • Gain • RMS Level • THD+N Ratio • Relative Level / Frequency Response Example...
- Page 11 Please click the link below to download the detailed rest results directly, https://www.unikapro.com/support/download/ Or please scan the following QR code with your mobile phone or pad,...