Instruction/ maintenance manual of the product PQ Recording Equalizer Sound Performance Lab
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Owner‘ s Manual > PQ R ecording Equalizer.
2 Owner‘ s Ma nua l V 1.0, 5/ 2004 Sof tware ve rsion 01 6 R & D: Wolfg ang N eumann The info rmatio n in this document ha s be en caref ully ver ifi ed and is as sumed to b e cor rec t. H owever S ound Per for mance L ab ( SPL ) reser ve s the r igh t to modif y th e pro duc t descr ib ed in this manual at any t ime.
3 Content Introduction ................................................................................................... 3 Installation .................................................................................................... 4 Te chnolog y .
4 Installation BEF ORE SWITCH ING ON POWER S UPPL Y AND PQ, THE PQ M UST BE CONN ECTED TO THE POWER S UPPL Y WITH TH E SUPPL IED MU L TICOR E LE AD. P AY A T TENTION T O A SECURE CONNECT ION . The PQ and th e ex ternal p ower supply shoul d be sit uated aw ay f rom heat s ources and direc t sunlig ht .
5 SPL Hig h Gain Te c h n o l o g y SPL is cons tant ly pu shing analog sig nal proc essing t o its limit s by combining th e bes t po ss ible component s with p er fe c tly optimize d circuit desig n.
6 Const ant Q an d prop or tional Q mode s Eac h freq ue ncy ban d co nsi sts esse ntially of t wo f ully par amet ric e qualizers : one for const ant Q mode an d one for prop or t ional (or va riable) Q m ode, sele c table p er band.
7 F unctions and Operation Ampl itude Amp li tud e s ettin gs ar e free ly adjus table f rom -/ + 15 dB in propor ional mo de and f rom -/ + 20 dB in const ant Q mode. Fr e q ue n c y Eac h channel pr ovides fi ve f ull y par amet ric f re quenc y band s covering 10 Hz to 28 kHz.
8 Audio inputs and outp uts are p rovided a s balan ced XL R connec tor s. Connec t th e included e x ter nal power supply to t he multi -pin s ocket in the upp er lef t corn er , ensuring t hat the conne ct ion is secure.
9 Input impedance (balanced): 20 kOhm (Welwyn pr ecision resistors; transformerless) Output impedance (balanced): ‹ 600 Ohm (CMR trimmers, transformerless) Overload resistance: +34 dB (Band 1-5 = ON, B/C = 0) Harmonic distortion: @-30 dBu: 0.2% @-20 dBu: 0.
10 W arranty SPL elec t ronic s GmbH ( hereaf ter c alled SPL ) produc t s are war ran ted only in the countr y wh ere purcha sed , through t he author ized SP L dist rib utor in that count r y, ag ainst defec t s in material or work manship.
An important point after buying a device Sound Performance Lab PQ Recording Equalizer (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Sound Performance Lab PQ Recording Equalizer yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Sound Performance Lab PQ Recording Equalizer - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Sound Performance Lab PQ Recording Equalizer you will learn all the available features of the product, as well as information on its operation. The information that you get Sound Performance Lab PQ Recording Equalizer will certainly help you make a decision on the purchase.
If you already are a holder of Sound Performance Lab PQ Recording Equalizer, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Sound Performance Lab PQ Recording Equalizer.
However, one of the most important roles played by the user manual is to help in solving problems with Sound Performance Lab PQ Recording Equalizer. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Sound Performance Lab PQ Recording Equalizer along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
