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Sound Performance Lab Analog Mixer manual

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Table of contents for the manual

  • Page 1

    Manual Analog Dual-Channel V olume Controller                                                                             [...]

  • Page 2

    2 V olume 2 Version 1.0 – 5/ 20 06 Designer: Wolfg ang Neumann This us er's guide contains a description of the pro duct. It in no way repre - sent s a guarantee of par ticular charac teristic s or results of u se. The infor ma- tion in this document has be en carefully compile d and verifi ed and, unless other wise st ated or agreed upon, [...]

  • Page 3

    3 Vo l u m e 2 Introduc tion ............................................................................................... 4 Instal lation an d Securit y Advices .............................................................. 5 Power Supply .............................................................................................. 5 Rear Pan el[...]

  • Page 4

    4 V olume 2 The Volume Controller V olume 2 ser ves a s a system-indep endent analog volume regulator in all areas of audio proce ssing and playback , including • Stereo music pro duction • Movie and v ideo post produc tion, video computer g ames production • Demanding hi-fi delit y applicat ions Complementing the fully equipped SP L Stereo [...]

  • Page 5

    5 Vo l u m e 2 Pl ea se R ead this I mportant Not e: Be ver y careful to check that the rear chassis power sel ec tion switch is set to the correct local li ne voltage position ( either 230 or 115 volts ) before using your machine! Before connecting an y equipment mak e sure that any machine t o be connected is turned off (on t he V olume2 rear pan[...]

  • Page 6

    6 V olume 2 R ear Panel .BJOT*OQVU 7 _)[ ' VTF  N " 7 _)[ ' VTF  N " "7*43*426&%&$)0$c-&$53*26&/&1 " 40673*3 3*4,0'&-&$53*$4)0$, %0/0 501&/ $ "[...]

  • Page 7

    7 Vo l u m e 2 Vo lu m e C on t r o l The single volume p otentiomete r cont rol s volume for both channels. T he audio sig nal is co ntrol led dire ct ly by t he poten tiome ter —thu s no VC A or DAC regulators in the paths w hich tend t o pro duce bigger tolerances and distor- tions. The sc ale of this control has b een purposely mar ked in per[...]

  • Page 8

    8 V olume 2 In puts / Out puts Instr umentational amplifi er , elec tronically b alanced (diff erential), transfor merless Nominal Input Level +4 dBu Input Impedance =22 kOhm Output Impedance ‹ 60 0 Ohm Max . Input Level › +2 0 dBu Volu me Gain ∞ bis -4 dB Measurement s Frequency Range 10 Hz-100 kHz (100 kHz = - 3 dB) CMRR › 60 dBu@ 1 kHz [...]

  • Page 9

    9 Vo l u m e 2 Au dio P r ecisi on 04/ 27/06 10: 01:58 Volu me 2 FREQU EN CY RESPON SE 10db St eps FR EQ RE SP o n ly On .a t2c +0 -90 -80 -70 -60 -50 -40 -30 -20 -10 d B u 10 200k 20 50 100 200 500 1k 2k 5k 10k 20k 50k 100k Hz Vo l u m e 2 Measurements[...]

  • Page 10

    10 V olume 2 Au dio P r ecisi on 04/ 27/06 09: 49:58 V o l um e 2 I NP UT /O UT P UT P HA S E vs F R E Q UE NC Y SP L IN -OU T PH ASE.a t2c -150 +1 50 -100 -50 +0 +5 0 +1 00 d e g 20 100k 50 100 200 500 1k 2k 5k 10k 20k 50k Hz Vo l u m e 2 Au dio P r ecisi on 04/ 27/06 09: 47:31 Volu me 2 FFT SPECTRU M AN ALY SIS +6dB F F T St ereo.at 2c -140 +2 0 [...]

  • Page 11

    11 Vo l u m e 2 All SPL produc ts come w ith a two -year manufac turer’s guarantee ag ainst defec ts in material or as sembly f rom the date of pu rcha se. T ubes have a g uar - antee of three months. End users are supp orted in the t wo-year g uarantee through their dist ributor . In such ca ses, plea se contac t your dealer for f ull guarantee [...]

  • Page 12

    12 V olume 2 Manual V olume 2 < English[...]