Instruction/ maintenance manual of the product 2273 Sound Performance Lab
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Mod els 2 2 72, 22 73 Use r ’ s Guide Gain St at ion 1 Single ch annel micr ophone and instr ument pre amplif ier N I A G E B U T N I A G N A E L C T u b e + F e t O f f Gain Station 10 21 19 18 15 16 14 13 12 11 22 24 26 29 32 35 38 41 46 54 63 dB dB L E V E L T U P T U O -26 6 -10 -12 -14 -18 -16 -20 -22 -24 -25 -9 -8 -6 -5 -2.
2 GainStation 1 User’ s Guide GainStation 1 Models 2272, 227 3 Ver s io n 1.0 – 6/ 2003 Designer: Ru ben Ti lgne r Thi s use r' s gu ide co nt ains a description of the pro duct . It in no way represent s a guarantee of par ticular charac teristic s or result s of us e.
GainStation 1 3 Introduction .................................................................. 4 Be fo re you begin .......................................................... 7 Rear pane l/ co nne ct ions .............................................
4 GainStation 1 Introduction Input ma kes al l the dif ference. Modern aud io produ ction relies increa singly on digit al systems fo r recording and mix ing processe s (DAW‘s, dig ital consoles etc.
GainStation 1 5 Introduction To a c commo date por tabilit y , the optionally av ailable SPL GainBag ensures safe trans port o f th e Gain Stat ion 1 and of f ers additional stor age for cables and an average -sized micro- phone.
6 GainStation 1 Thi s cu t tin g-edge tech nol ogy ensures that signal s recorded with the G ainStatio n 1 ha ve more p res ence an d subs tanc e and will easily c ut thr o ug h a mix e ven at lo wer le vels . E x tr emely low-frequenc y sig nals ar e t igh t and t rans paren t wit h clear i nto- nation.
GainStation 1 7 It mak es good sens e to thin k about w here y ou pla ce your GainStation 1 be fore co nnec ting it. It should be po sitioned so that you ca n easi ly reac h it, b ut th ere are ot her con sider ati ons.
8 GainStation 1 R ear panel/connections Wir ing Made in Germany PUSH 230 V – 50 Hz/315 m A 115 V – 60 Hz/630 m A OPTICAL SPDIF SPDIF LOCK x2 48 44.1 XLR W iring : 1 = GND/ 2 = (+)/ 3 = (–) Jack: Tip = (+)/ Ring = (–)/ Sle . = GND RISK OF ELECTRIC SHOCK DO NOT OPEN CA UTION AV IS: RISQUE DE CHOC ÉLECTRIQUE - NE PAS OUVRIR AD I N 2 ANA.
GainStation 1 9 Aga in , wh il e t h e Gain Stat ion 1‘s hou sing is E MV-pro of and protects ag ainst HF-interf erence, plac ement of the unit is ver y impor tant since it amplif ie s microp hone signals as well as other unwante d signal s. Be fore c onnecting the Gai nStation 1 or any other equipment tur n of f all po wer .
10 GainStation 1 R ear panel/connections MIC INPUT Dynami c, co nden ser o r tube micro phones ca n be conn ec ted to the MIC i nput. The 48 V sw itch pr ovid es the p hantom p ower necessar y for some microphones (see als o „ Control elements/ Phant om“ on page 1 6).
GainStation 1 11 POW ER The POW E R sw itch tu rns t he Gai nStat ion 1 on ( ind icate d by th e blue POWER LED on t he fr on t p an el) o r o ff . 24 / 96 AD Conver ter (optiona l) The opti onal 24 /.
12 GainStation 1 AD IN 2 If the optional 24/96 AD conver ter module is installed, this input can be used to conver t an exter nal anal og signal . T o avoid clip - ping, the inpu t level shoul d not e xceed + 12 dBu (+ 12 dBu c orr e- sponds to f ull digit al gain of 0 dBf s).
GainStation 1 13 SYNC I NP UT The SYN C input al lows y ou to fe ed an e xte rna l sign al into th e conver ter to control the sample rat e. C o nnect an S/P- DIF ou tput fr o m yo ur m as t e r sour ce (e .g. so und c ard ) to the S YN C input . The AD c onv er ter will au tomati call y conve r t to the s ame sa mple rat e t hat is received.
14 GainStation 1 CLE AN GA IN Thi s po te nti ome ter con tro ls t he amoun t of preamp lif ic at ion provided by the cl ass A sol id-s tate s tag e. A rang e of up to + 6 3 dB is provided. Fo r mor e infor mat ion, p leas e se e „S et ting l evel s on the Gai nStation 1 “ on page 19.
GainStation 1 15 SOURCE Thi s swit ch a llo ws yo u to select between th e MIC and H I-Z/L INE inputs . Both inputs can remain connec ted at all times, reg ard- less of which in put is se lec ted. When f irst thrown after power ing up the uni t, th is swi tch ca n cause a not iceabl e pop due to th e disc harge of r esidual cur ren t.
16 GainStation 1 IMPED. Ω This 3-way switc h a l lows you to sel ect betwee n thr ee inp ut impedance s for the MIC input. The e f fect vari es depending on the microphone us ed. With dyna mic microphone s, a lower impedan ce set ting will als o reduce the inpu t level—this ef f ect is less pronounced with good co ndenser micropho nes.
GainStation 1 17 LIMI TER The Gai nStat ion 1 of fers t w o t ype s of outp ut leve l limit ing: PE AK and FE T . Th e limi ter is pr e- out put le vel con trol , so t hat the limit e d sig nal c an be op tima lly ada pted to th e inter nal or exte rnal conver ter .
18 GainStation 1 POW ER -LE D This LED i n dicates that the Gai nStatio n 1 is c onnec te d to the proper AC curren t an d sw itche d on. I f the tu be st age i s act ive when the unit is switched on, it can ta ke se ver al sec onds b efor e a sig nal c an be he ard— t his ti me is ne cess ar y f or the t ube to reach operatin g tem per ature.
GainStation 1 19 In spit e of its qua lit y and f l ex ibil it y, the Gain Stat ion 1‘s tr ans- parent user inter face allows quick , intuitive oper ation.
20 GainStation 1 Combining dif ferent amount s of clean and tube g ain will create vario us e f fects. The G ainStation 1 oper ates vir tually distor tion- fr ee wi th the tube stage b ypa ssed. Th e s ound is cl ean and t ran s- parent with extreme de ta il a nd v ery low noise.
GainStation 1 21 The pea k l imi ter s ounds di f fere nt wi th the t ube s tag e act iv ated , since leveling occur s so mewhat asy mmetrically with the tube in the si gnal path, so that the neg a tive ha lf-wave is leveled with a much f lat ter cur ve.
22 GainStation 1 Ne xt to th e obviou s recording or sound reinforcement appli- cati ons, the GainStation 1 is al so ex t reme ly inte rest ing a s an instr ument preamp for musicians.
GainStation 1 23 Vo c a l s /sp e e c h The tube stag e is well sui ted f or adding p res ence to vo cal s. Ex er c is e c a u ti o n wh e n set tin g lev e ls, parti cul arly wi th the cl ean stage , s inc e v ocals can be extr emely dynamic.
24 GainStation 1 Elec t r ic B a ss If an elec tric ba ss is direct ly connected to the HI-Z input, a combi- nation of clean and tube st ages is usually best. In th e c as e of extrem e dyn ami cs, t he FE T limite r will d eliv er exc ellen t resul ts and a tig ht , punch y bas s sound t hat u sually ne eds n o addit ional compression.
GainStation 1 25 Drum s /snare drum Ex er c is e c a u ti o n wh e n s e t t i n g l e v e l s t o avoid clippi ng. Drum s are notoriou s fo r fa st , pow er f ul tr ansien ts t hat c an eas ily add 10 dB to the averag e level .
26 GainStation 1 Inside the Ga inStat ion 1 The most tim e-cons u ming par t of the development of the GainStation 1 wa s searching for , selec ting and matching compo - nents , PCB‘s and IC‘s .
GainStation 1 27 An o utpu t st age , w hi c h als o ope rate s in c la s s A m od e wi t h ov er 6 mA of cl ose d- circui t cur rent , fun ct ions a s a cur rent am plif i er . The trans ist or s and re sistor s uti lize d als o had an e nor mou s ef fec t on the audio qualit y .
28 GainStation 1 The Hi- Z in pu t is a f ully dis cre te impe dance c onver te r that al s o operates in cla ss A mo de. It is base d o n a low- nois e f iel d ef fe ct trans istor that is e s p e c i a l l y w e l l s u i t e d t o t h i s t a s k d u e t o i t s extrem ely high in put impeda nce.
GainStation 1 29 The 2 x 3 0 -V curr ent alo ne is f ir st p re- reg ulate d to 33 V and th en reduced to 30 V in orde r to f ilter o ut the l as t remna nt s of hum.
30 GainStation 1 Fre q ue n c y r e sp o n se (Cle an G ain 30 dB, T u be Ga in of f , o utput level 0 dB , +/- 0.5 dB): ‹1 H z-1 25 kHz Fre q ue n c y r e sp o n se ( C l e a n G a i n 3 0 d B , T .
GainStation 1 31 Dimensions (W x H x D ): 10 6 x 122 x 27 1 m m Weig ht (w/o Lund ahl tr ans for mer an d AD co nver ter ): 2 .65 k g The foll ow ing access or y is optionally avail able: • L undah .
32 GainStation 1 SPL produc ts are manufa ctured u sing carefull y selected compo - nents an d ma teria ls an d sta te- of-t he- ar t pro duct ion tech no- log y . Ever y S PL pro duct i s thoro ugh in spec ted a nd tes ted be fore leaving the f actor y, including acoustic and elec tronic testing.
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User ’ s Guide GainStation 1, Models 2272 & 22 7 3 All yo u need i s imag inat ion, g ood ea rs and t hree l et ters :.
An important point after buying a device Sound Performance Lab 2273 (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 2273 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 2273 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Sound Performance Lab 2273 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 2273 will certainly help you make a decision on the purchase.
If you already are a holder of Sound Performance Lab 2273, 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 2273.
However, one of the most important roles played by the user manual is to help in solving problems with Sound Performance Lab 2273. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Sound Performance Lab 2273 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
