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S T E R E O

Specifications

S

TEREO

V

ITALIZER

Rear Panel

Version 1 

(Model 9319, unbalanced jack-version, until autumn 1995)

- unbalanced input & output stages (0 dB)

- mono-1/4inch-jacks 

- 2-wire power cord

- relais-hard-bypass

Version 2 

(Model 9320, unbal. jacks & bal. XLR-Version)

- balanced (+6 dB) & unbalanced (0 dB) input & output stages

- NC3 XLR-connectors and mono-1/4inch-jacks 

- voltage selector: 220-240 V/50 Hz or 100-120 V/60 Hz

- detachable 3-wire, U-ground power cord

- GND-Lift switch

- relais-hard-bypass

Specifications

Frequency bandwidth

10 Hz - 100 kHz (100 kHz = -3dB)

Equalizer frequency range

15 Hz - 22 kHz 

CMRR 

(common mode rejection)

-85dBu at 100 Hz
-76dBu at 1 kHz
-65dBu at 15 kHz

THD & N 

(total harmonic distortion & noise)

0,002% at 1 kHz
0,105% at 10kHz

Signal to noise - CCIR 468

Bypass:  

--96dBu 

In/Effekt min: -78dBu 

Input & output stages

XLR:

instrumentation amplifier, electronically balanced 

(differential) transformerless
nominal input level

+6 dB 

Jack:

unbalanced

nominal input level

0 dB

Input impedan ce (XLR, jack)

= 20 kOhm 

Output impedance (XLR)        

= 75 Ohm 

Output impedance (jack)

< 600 Ohm

Input level selector

LOW (0dB) / HIGH (+8dB)

Peak indicators

illuminate 3dB before clipping

Size

Standard EIA 19"/1U unit,
482 x 44 x 237mm

Weight

Model 9319: 2,7kg
Model 9320: 3,0kg

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Model 9319

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  22

Model 9320

Summary of Contents for STEREO VITALIZER 9320

Page 1: ...Owner s Manual SOUND PERFORMANCE LABORATORY STEREO Models 9319 9320...

Page 2: ...ons of Liability In no event will SPL be liable for any damages including loss of data lost profits cost of cover or other special incidental consequential or indirect damages arising from the use of...

Page 3: ...ssors currently available The STEREO VITALIZER is a first rate sound processor with exemplary performance excellent work manship and unrivalled sound quality Please study this owner s manual carefully...

Page 4: ...w transparent and powerful almost every audio signal sounds after it has been processed with the STEREO VITALIZER The housing of the STEREO VITALIZER has the standard 19 EIA format and occupies 1 unit...

Page 5: ...Two positions are available The LOW position indicates that the input sensitivity of the STEREO VITALIZER is low which means high level signals can be processed at this position Conversely the HIGH p...

Page 6: ...rdings played through the same monitor system Do not connect the STEREO VITALIZER between master outputs and amplifier The major disadvantage of this connection is the varying input sensitivity with e...

Page 7: ...to compen sate for deficiencies in the copying system It may also be necessary to modify the bass end as many high speed systems fail to reproduce the bass end of the spectrum faithfully In both areas...

Page 8: ...oundtracks benefit in the ways already described for audio only applications and the fact that the STEREO VITALIZER is so quick to set up can save a lot of wasted time spent tuning multi band equalize...

Page 9: ...to the right The bass sounds tight and dry Turn to the left The bass sounds soft and round You should perform these hearing tests on appropriate full range monitors because near field monitors normall...

Page 10: ...e familiar disadvantages of this principle are as follows although odd harmonics do add to the brilli ance of the audio signal to a significant degree they tend to be somewhat sharp which leeds to hea...

Page 11: ...only light up briefly if at all It is essential to avoid the PEAK LEDs being lit up for any length of time If they do so reduce the input level or switch from LOW to HIGH on the rear of the unit The B...

Page 12: ...a different bass structure than with a lower bass amplification combined with a higher PROCESS value Choosing the best solution is a matter of personal taste and also depends on the type of original s...

Page 13: ...lower frequencies The further down you go the brighter the sound image becomes as an increasing number of frequencies are included in the process The MID HI TUNE control can also be used to tone down...

Page 14: ...le of Exciters The STEREO VITALIZER s harmonic filter does not add any distortions to the original signal unlike with the generator principle It extracts all the infor mation it needs from the origina...

Page 15: ...he integral power supply is designed to minimize induced hum and noise due to the non existence of an air gap On the XLR jack version 9320 the primary voltage may be selected between 230V 50Hz and 115...

Page 16: ...uency range 15 Hz 22 kHz CMRR common mode rejection 85dBu at 100 Hz 76dBu at 1 kHz 65dBu at 15 kHz THD N total harmonic distortion noise 0 002 at 1 kHz 0 105 at 10kHz Signal to noise CCIR 468 Bypass 9...

Page 17: ...ized SPL warranty repair facility in the country where purchased or to the SPL factory in Germany in the original packaging or a replacement supplied by SPL with all transportation costs and full insu...

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