Instruction/ maintenance manual of the product Model 2049 Sound Performance Lab
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Model 2049 Manual S tereo Compr essor.
2 Kultube (Model 2049) Manual Ve r s i o n 1.1 – 11/ 2004 R & D: Ruben T ilg ner The i nforma tio n in this document ha s been c aref ully ver if ie d and is as sumed to b e co r re c t . However S ound Per f or mance L ab (SPL) re ser ves the rig ht to modif y the product de scr ibed in this manual at any time.
3 Introduction .............................................................................................. 4 Pa rt icular Feature, Equi pment ................................................................... 4 Hookup & Securit y Ad vices ....
4 Th e Kultube is an e x t remely vers atile compre ssor w ith a broad r ange of control f ac ilities that cover all t ypic al compressor applic ations . From improved ste reo m ixes in the “MIDI Studio “ to surround mas tering with s ever al devices connec ted, all jobs c an be under taken to the hi ghe st deg ree of sound qualit y .
5 Car eful ly se lect a place for set t ing up the Kultube. The unit should be situated away f rom heat s ources and direc t sunlig ht. Avoid inst allation in env ironment s expos ed t o vi br ations , dust , heat , cold or moisture.
6 Connections Re ar Panel/Wiring Fu r ther Kultubes as slaves in multi- channel link mode 2 1 3 Pin wiring XLR Input: 1=GND 2=Hot (+) 3=Cold (-) 1 2 3 Pin wiring XLR Output: 1 = GND 2 = Hot (+) 3 = Co.
7 Aga i n, wh i l e K ul t ube‘s hou s ing is EMV-proof and protect s ag ains t HF-inter ference, placement of the unit is ver y impor t ant since it amplif ies microphone sig nal s as well a s o th e r un w an te d sig nal s. Be f or e c on ne c t i ng t h e Kultube or any other equipment turn of f all power .
8 Sidec hain inp ut s Thi s ja ck i s used as a s i dechain input for connec ting an e x ternal audio sig nal to con t rol th e Kultube (e. g. an equalizer for f requenc y dep endent processing ). It is conf igured as a s tereo RC A jack , with the lef t channel on the tip and the righ t ch an nel on the r ing.
9 Switches Control Elements Please no te also the inf ormat ion on var ious cont rols under „Under st anding and enjoying the Kultube“ star t ing page 12. RED / V U Thi s swi tch ch an ges the VU mete r over to Gain R educt ion mode. Th e indicator needle then jumps to the 0 dB value and moves to the lef t with increasing compression.
10 Progressiv e Time Contro l: A T T ACK Thi s functio n al lows t o s w i t c h i n a n a d j u s t a b l e a u t o m a t i z a t i o n o f t h e t i m e constant s w hich is set up with the A T T ACK control .
11 Controls Contr ol Elements THR ESHOLD Th e Threshold con trol deter mines t he compress or thresh old value. T he value scale fo r the THRESHOL D control indic ates th e level in dBu. T ur ning f ully C C W provides no control , and f ully C W prov ides compres sion star ting at a level of approx.
12 TUBE HARM ONICS The TUBE HARMO NICS cont rol allows you to dr ive the tub e output s tage inf i- nitely variable to desper ation: the more the cont rol is tur ned in, the f ur ther the tube get s into s aturation and the more har monic s are pro duced.
13 The R at io c ontrol As i n di c a t ed a bo v e, t h i s determine s the ratio b et ween the in - and output level above the threshold s et ting. T he pres et value specif ies how the input dynami.
14 Operating Understanding and enjo ying the Kultube In the lat ter ca se the r atio changes dep ending on the in0ut sig nal. A s the preset threshold v alue is approache d the r atio is compar ati vely small (1: 1 . 5 ) and doesn’t reach the preset ma ximum value until high input le vel s are present .
15 Pro ces sed in this way , dr ums ge t more self as ser tion and sound ‚f as ter ’ . The be st settin g is not alw ays ea sy to f ind, since you usually need to f ind a compromise.
16 Fi g. 5 s ho w s the control behav ior using a sinus burs t as an e x ample. In var ious settings it is cle arly t o see that the bu rst s igna l re mains almost unchanged in it s for m; only the intensit y changes .
17 Operating Understanding and enjoying the K ultube The re leas e parameter is al so for the mos t par t responsible for unobtr u sive compression. T his means it is hard to f ind the per f ec t se t ting a s wit h the At tack control – p ar t icular ly in the c a se of comple x summe d sig nals a f i xed relea se time ma y hard ly be usa ble .
Operating Understanding and enjo ying the Kultube For settings with la rger averages the ch ange in the relea se time is eas y to recog nize. Wi th ver y small values t h e control volt age for the Gain Cell “s tick s” to t he r ec tif ie d signal and wor k s almos t like an envelope follower .
Understanding and enjoying the K ultube Operating Fig 8 „Rel ea se – P TC “ Summed sig nal pro ces sing The ma in applic ation area f or the Kultube is in stereo summed sig nal compres- sion together w ith an analog mi x ing console. Here the Kultube is looped into the inser t paths ( „ Inser t Send/ Retur n“).
Sidec hain Use of th e SIDECHA IN input s e xp ands the possibilities for cont rolling compression. A t ypical applic ation is f re quenc y-sele c tive compre ssion, whereb y an external equ ali zer is used to raise the f requencies at which the compress or should resp ond or to f ilter out the f requenc y ban d you wish the compress or to ign ore.
Using and enjoying the K ultube Multi- channel an d 5 .1 surroun d appl icati ons The Ku ltub e let s you use the MUL TI CH ANNEL L INK f unct ion to link any number of dev ices f o r multi- channel or surround applic ations. Simply def ine a mas ter for co ntro lli n g all the other units (slave s).
22 Mea sur ement s Frequen c y r ange (10 0 k H z = -3 dB) .......... 10 Hz-15 0 k Hz Common mode rejec tion (@ 0 dB u) ......... 1 k Hz: › 8 0 dB / 10 kHz: › 65 dB THD & N (@ 0 dB u) .................................. › 82 dB S/N (A- we ig hte d) .
23 SPL elec t ronic s GmbH ( h ereaf ter called SPL ) produc t s are war r anted only in the countr y where purchase d, through the author ized SPL dis tr ibutor in that countr y , ag ainst defec t s in mater ial or work manship.
24 Kultube – Manual Y our notes .................................................................................. .................................................................................. ...................................................
An important point after buying a device Sound Performance Lab Model 2049 (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 Model 2049 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 Model 2049 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Sound Performance Lab Model 2049 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 Model 2049 will certainly help you make a decision on the purchase.
If you already are a holder of Sound Performance Lab Model 2049, 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 Model 2049.
However, one of the most important roles played by the user manual is to help in solving problems with Sound Performance Lab Model 2049. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Sound Performance Lab Model 2049 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
