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TUBE VITALIZER

Specifications

Input & Output

Instrumentation amplifier, electronically balanced (differential),
transformerless

Nominal input level ........................................ +6 dB

Input impedance ............................................. = 22 kOhms

Output impedance ......................................... < 600 Ohms

Max. input level ................................................ +24 dBu

Max. output level ............................................. +22,4 dBu

Minimum load ohms ...................................... 600 Ohms

Relay Hard Bypass, Power Fail Safety

Measurements

Frequency response (without tubes) ....... 10 Hz - 100 kHz
(100 kHz = -3 dB)

Frequency response (with tubes) .............. 30 Hz - 100 kHz
(30 kHz = -3 dB)

CCMR (common mode rejection) .............. - 100 dBu at 1 kHz

THD & N ............................................................... 0,002% at 1 kHz

S/N CCIR 468-3 ................................................. -83 dBu

S/N A-weightened .......................................... -89 dBu

Power Supply

Toroidal transformer ....................................... 35 VA

Fuse (primary) ................................................... 500 mA (230 V/50 Hz)

... 1000 mA (115 V/60 Hz)

Fuse (secundary) .............................................. 315 mA (230 V/50 Hz)

... 630 mA (115 V/60 Hz)

Ground-Lift switch,Voltage selector

Dimensions

Housing .............................................................. Standard EIA 19"/2U,

... 482 x 88 x 237 mm

Weight ................................................................. 4,9 kg

Note: 0 dBu = 0.775 V

Subject to change without notice.

Содержание TUBE VITALIZER 9530

Страница 1: ...Model 9530 Manual Program Equalizer TUBE VITALIZER ...

Страница 2: ...e 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 the unit however caused and on any theory of liability This limitation will apply even if SPL or an authorised dealer has been advised of the possibility of such damage SPL electronics GmbH Postal address P O Box 12 27 D 41368 Niederkruech...

Страница 3: ...8 Video Film Post Production 9 First Steps 10 Control Elements Activate Process 1 11 Drive 2 11 Bass 3 11 Bass LC Filter 4 12 Bass Comp 5 12 Hi Mid Freq 6 13 Process Level 7 15 High Freq 8 16 Intensity 9 16 High LC Filter 10 17 High Comp 11 17 Activate Tubes 12 18 Attenuator 13 18 Atten Limit 14 19 VU In Out 15 19 Tube Status 16 19 Power Supply 20 Specifications 21 Warranty 22 ...

Страница 4: ...ca tions and by our customers themselfs and constantly valued with best results I would like to pass on this broad appreciation to those who deserve it my excellent colleagues Hermann Gier Foreword Thanks The housing of the Tube Vitalizer has the standard 19 EIA format and occupies 2U 88 mm in your rack The Tube Vitalizer should not be installed near units which produce strong magnetic fields or e...

Страница 5: ...ange The bass is accentu ated without any risk of emphasizing the lower mid frequencies unnaturally You can choose between a dry percussive bass Tight or a punchy soft and very deep sound character Soft Both sounds can be altered by adding a passive LC filter network The bass and high frequency section are both equipped with easy to use compressors based around the THAT 4301 The output section can...

Страница 6: ...t the same time or split the output between a mixer and effects processor However only one type of input jack or XLR should be connected at a time the Tube Vitalizer is not intended to be used as a mixer To ensure optimal signal quality SPL has developed a new hybrid component balanced input output stage using all laser trimmed resistors with a tolerance of 0 01 This approach has resulted in an ex...

Страница 7: ...on of the master fader does not affect the input level of the Tube Vitalizer The effect level and the treated sound will then remain unchanged It is important to use full range monitors to assess the full effect of any bass processing in and out of circuit in order to appreciate just how much processing has been added the brain soon accli mates to changes in timbre and it is easy to overdo it If i...

Страница 8: ...en and enrichen dialogue even when the microphone placement is less than optimum as is often the case when filming due to the need to keep the mic out of shot Music soundtracks benefit in the ways already described for audio only applications and the fact that the Tube Vitalizer is so quick to set up can save a lot of wasted time spent tuning multi band equalizers Time compressed audio can also be...

Страница 9: ...dds a passive LC filter to the RC filter network resulting in an even punchier bass sound 4 Now start varying Hi Mid Freq The original setting is 3 5 kHz Turn to the right The programme material sounds brighter and gets more mids from about 1 5 kHz The Hi Mid Freq control sets a starting frequency above which all frequencies are processed If this starting frequency is lowered the frequency spectru...

Страница 10: ...h over These may become apparent as audible click sounds If applicable reduce or mute the monitor loudspeakers before switching on or off The Tube Vitalizer features a Drive control that enables you to set the level at which the Vitalizer filter network operates The level can be changed between 20dB and 6dB To run the unit hotter set the level between the center position 0dB and the clockwise posi...

Страница 11: ...structure than with a lower bass amplification combined with a higher Process Level value Choosing the best solution is a matter of personal taste and also depends on the type of original signal involved The active filter network to process the bass operates with a RC combination R resistor C condenser The LC Filter switch adds a passive coil condenser filter to the network Coils are known for the...

Страница 12: ...en broad band frequencies are raised The Hi Mid Freq filter can raise the broad band spectrum with a very linear frequency response without colouring the signal Above the Hi Mid Freq value set the Tube Vitalizer filters create a linear increase i e one that is adapted to the human ear This compensates any inability of our hearing as regards perceiving frequencies ranging between 5 kHz and 10 kHz T...

Страница 13: ...cess Level Max Hi Mid Freq 1 1 5 2 5 3 5 8 14 22 kHz Measurement 3 Bass Soft Bass LC filter Off Process Level Max Hi Mid Freq 1 1 5 2 5 3 5 8 14 22 kHz Measurement 4 Bass Soft Bass LC filter Active Process Level Max Hi Mid Freq 1 1 5 2 5 3 5 8 14 22 kHz Control elements ...

Страница 14: ...s maintained between all frequency ranges even at varying monitor volumes For the human ear the sound is more pleasant and easier to perceive than the original In other words increasing the Process Level value also increases the intensity of the Hi Mid Freq filter and the Bass filter whilst domi nant mid frequencies are damped by amplitude controlled phase shiftings This improves the perception of...

Страница 15: ...on any more The Hi Mid Freq and the High Freq filter complement each other in an ideal fashion While the Hi Mid Freq sets the frequency above which the program material is lifted and below which the damping takes place the High Freq and Intensity controls come in place to extract certain frequencies from this process This is very helpful when you are processing material with lead vocals Using the ...

Страница 16: ...ube section provides a frequency bandwidth from 30 Hz to 30 kHz Standard designs often limit the bandwidth which gives a frequency band limiting impression that is often associated with tube sound Vitalizer s tube sections does not limit the frequency response If you carefully listen to the the reverb room of vocals or snare or simply put on pink noise you can best identify the tubes additional ha...

Страница 17: ...nput or output levels to be displayed on the VU meters When the status LED is not illuminated the VU meter will show the input levels On the other hand an illuminated status LED indicates that the output level is displayed The 0 dB mark on the VU is internally calibrated to 6 dB The Tube Vitalizer features a special relay circuitry that slowly builds up the 250 volts over a period of 45 seconds Th...

Страница 18: ...ector for a detachable power cord enclosed with an inbuilt mains filter Transformer power cord and mains connector have VDE UL and CSA approvals The fuse has a value of 315 mA for the primary voltage and 500 mA for the secondary when operated at 230 V 50 Hz At 115 V 60 Hz the fuse value for the primary voltage is 800 mA and for the secondary voltage 1000 mA 1A On the secondary side of the power su...

Страница 19: ... Frequency response without tubes 10 Hz 100 kHz 100 kHz 3 dB Frequency response with tubes 30 Hz 100 kHz 30 kHz 3 dB CCMR common mode rejection 100 dBu at 1kHz THD N 0 002 at 1kHz S N CCIR 468 3 83 dBu S N A weightened 89 dBu Power Supply Toroidal transformer 35 VA Fuse primary 500 mA 230 V 50 Hz 1000 mA 115 V 60 Hz Fuse secundary 315 mA 230 V 50 Hz 630 mA 115 V 60 Hz Ground Lift switch Voltage se...

Страница 20: ...thorized 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 insurance paid each way by the purchaser or owner All remedies and the measure of damages are limited to the above services It is possible that economic loss or injury to person or property may result...

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