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SPL Frontliner 2800, Руководство пользователя

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SPL Frontliner 2800 Скачать руководство пользователя страница 33

33

Frontliner

 

Table Switch Logic

Содержание Frontliner 2800

Страница 1: ...ON 0 1 2 3 4 6 9 1 1 1 2 2 1 1 6 1 1 6 0 5 9 16 22 30 3 8 4 6 5 4 5 8 1 2 1 4 1 7 2 0 2 3 2 7 3 0 3 6 5 0 1 6 0 1 0 2 0 3 0 40 50 60 7 0 8 0 9 0 1 0 0 2 0 1 3 7 5 4 5 2 0 1 5 3 4 5 5 5 0 1 0 2 0 4 1 0 2 5 7 0 16 4 0 1 3 0 5 3 0 1 0 0 0 0 0 3 0 0 5 0 0 9 0 1 5 0 25 0 4 0 65 1 0 1 3 1 8 2 0 0 0 5 1 2 3 4 5 6 7 8 9 1 0 1 2 1 4 1 6 1 9 2 0 1 2 1 0 5 2 5 0 2 5 5 7 5 1 0 1 2 1 2 1 0 5 2 5 0 2 5 5 7 5 1 ...

Страница 2: ...3 983 420 E Mail info spl info Internet www spl info The construction of the Frontliner Model 2800 is in compliance with the stan dards and regulations of the European Community Notes on Environmental Protection At the end of its operating life this product must not be disposed of with regular household waste but must be returned to a collection point for the recycling of electrical and electronic...

Страница 3: ...r 15 MIC GAIN MIC GAIN adjustments 48 V Activating phantom power 15 Phase reverse High pass filter PAD Instrument input 16 LINE GAIN INSTR GAIN LINE GAIN and INSTR GAIN adjustments INSTR LINE IN TUBE 15dB 17 De Esser 18 ON S REDUCTION SPL De Esser technology 18 Compressor Limiter 19 ON THRESHOLD RATIO ATTACK 19 ATTACK with cruise control Auto Mode RELEASE RELEASE with cruise control AUTO Mode MAKE...

Страница 4: ...ample near a wash basin or bath in a damp cellar near swimming pools or the like In such cases there is an extremely high risk of fatal electrical shocks Insertion of foreign objects or fluids Never allow a foreign object through any of the machine s chassis openings You can easily come into contact with dangerous voltage or cause a damaging short circuit Never allow any fluids to be spilled or sp...

Страница 5: ... substitute parts Be sure that any service technician uses original replacement parts or those with identical specifications as the originals Incorrectly substituted parts can lead to fire electrical shock or other dangers including further equipment damage Safety inspection Be sure always to ask a service technician to conduct a thorough safety check and ensure that the state of the repaired mach...

Страница 6: ...way The Frontliner concept The Frontliner comprises a hybrid semiconductor tube preamplifier with microphone line and instrument input a de esser a compressor limiter and an EQ section with tube saturation stage In addition to its primary function as a recording channel with all tools onboard to process a signal prior to storing its modules can also serve for high end analog processing during mixi...

Страница 7: ...tics Especially with vocals amplified frequencies are not sounding too bright and on the other hand reduc tions can tame harsh sounds without sounding dull Central star ground wiring scheme minimizes influences that could affect the ground paths The audio ground is separated from the ground of the remaining equipment This leads in the truest sense of the word clean to considerably improved tonal q...

Страница 8: ...PL CONVERTER SLOT OPTIONAL CONVERTER SERIAL SoundPerformanceLab com MADE IN GERMANY FRONTLINER SERIAL OPTIONS GND LIFT GND LIFT GND GND LIFT POWER POWER VOLTAGE FUSE VOLTAGE FUSE XLR WIRING PIN 1 GND PIN 2 HOT PIN 3 COLD TRS WIRING TIP LEFT RING RIGHT SLEEVE GND AD INPUT 2 0 Make sure that the voltage switch setting reflects the correct local power line voltage Each of the two MAIN OUTPUTS is fed ...

Страница 9: ... DE CHOC ÉLECTRIQUE NE PAS OUVRIR RISK OF ELECTRIC SHOCK D O N O T O P E N C AUTION DISCRETE TUBE PREAMPLIFIER CONNECTOR WIRING DISCRETE TUBE PREAMPLIFIER DE ESSER DE ESSER IN IN OUT OUT COMPRESSOR LIM COMPRESSOR LIM IN IN OUT OUT EQUALIZER TUBE SAT EQUALIZER TUBE SAT OUT 2 OUT 2 OUT 1 OUT 1 MAIN OUTPUTS MAIN OUTPUTS SPL CONVERTER SLOT OPTIONAL SPL CONVERTER SLOT OPTIONAL CONVERTER SERIAL SoundPer...

Страница 10: ...roup is present at the MAIN OUTPUTS If a dual processor group is excluded the output of the last module is always the group output In the example above the preamplifier can be used separately via its own I Os Further information on page 25 Determining inserts for external processors You can determine inserts between every processing module In the example above an insert is determined between pream...

Страница 11: ...and receiver would produce distur bances In balanced connections a reference signal with reversed polarity is transmitted additionally to the audio signal through a second wire The ground signal is routed separately through a third wire Input and output stages are drivers and receivers and the receiving stage can suppress interferences by subtracting the difference between audio and reference sign...

Страница 12: ...cessing If you determine an insert between preamplifier and de esser the pream plifier output serves as insert send De Esser IN and OUT The analog de esser input and output sockets are electronically balanced Normally the de esser input signal is the internal preamplifier signal If you are using the de esser module separately as single module you connect the source and receiving units to the de es...

Страница 13: ...tputs OUT1 and OUT2 The splitted outputs allow to feed recording and monitoring devices simultaneously or in a live application monitoring and P A paths Each output is driven by its own stage to exclude mutual influences OUT1 can optionally be equipped with a transformer refer to page 27 Information on I O transformers If you have excluded all three processing modules from the channel strip as a g...

Страница 14: ...hones Other microphones can be damaged if they are used with activated phantom power which may damage the Frontliner too Please read the notes on using phantom power and how to activate it under 48V on page 15 and Activating Phantom Power on page 16 Since phantom power is critical to operational safety the Frontliner offers additional switches on the rear panel to exclude accidental use of the 48V...

Страница 15: ...activate phantom power with all other microphones Unbalanced microphones may only be used with phantom power deactivated Since phantom power is critical to operational safety the Frontliner offers additional switches on the rear panel to exclude accidental use of the 48V switch on the front The function of these rear panel switches is described on the previous page Activating phantom power PLEASE ...

Страница 16: ...ared to 12dB octave filters the 6dB filter works relatively moderate but very musical The high pass filter can be applied to all three preamplifier inputs microphone line and instrument PAD The PAD switch attenuates the microphone input by 20dB High level input signals can be attenuated in order to prevent over driving the preamplifier The Frontliner has a minimum pre amplification of 13dB But wit...

Страница 17: ...NE GAIN control Switch the VU meter to 10dB display mode to extend the metering range accordingly INSTR LINE IN With this switch you select between the microphone off and line or instrument inputs on The rear mic and line inputs can remain connected regardless of which input is selected You can choose the line input as source as long as the instrument input is not being used TUBE 15dB The TUBE 15d...

Страница 18: ...d Auto Threshold function which makes processing indepen dent of the input level Even when the speaker or singer does not maintain a constant distance to the microphone processing is retained at the pre set S reduction value Conventional systems are dependent on the input level and work more intensively as the distance to the microphone is reduced As a result the SPL De Esser does not need to be m...

Страница 19: ...hieve more presence in a mix and sound faster with such settings The best ATTACK settings are not always easy to find since you usually need to find a compromise Very fast settings run the risk of producing audible distortions especially in the case of low frequencies since the compressor now tries to catch each waveform rise The corresponding control signal assumes a saw tooth form which distorts...

Страница 20: ...refers to this level to achieve a balanced control characteristic short and loud peaks can be processed very fast but especially with complex material summed signals not every small peak near the average level is included into the processing The RELEASE automation can be influenced manually too the shorter the RELEASE time ist set the smaller is the range in which the processing follows the signal...

Страница 21: ...h lower boost or cut values the bandwidth broadens This filter characteristic permits a musically more sensible processing of the frequency spectrum than with constant Q filters if a more thorough setting has been chosen this will lead to a precise definition of the frequency range to be processed This in turn minimizes influences from adjacent ranges This filter construction permits the complete ...

Страница 22: ...ter with so called bell characteristics and a center frequency of 17 5 kHz comes into operation here At this frequency the maximum possible accentuation is 10 dB the maximum possible damping is 10 dB The soft and natural tonal characteristic of the coil capacitor filter lends itself extremely well to provide clarity and well air to vocals in the upper frequency range thereby improving their presen...

Страница 23: ... now the sensitivity switch allows to keep following the exact output level values VU PPM switch The VU PPM toggle switch allows to switch the VU metering characteristics from VU display mode to PPM display mode The VU mode VU Volume Unit displays average levels thus provides information on the overall loudness The PPM mode PPM Peak Program Meter displays the peak levels A D converter displays als...

Страница 24: ...VU meter During the warm up phase the MUTE switch flashes The MAIN OUTPUTS and the output for the optional converter card are muted all EXTERNAL INPUTS keys are deactivated The MUTE switch stops flashing when the warm up mode is finished The MUTE switch will not illumi nate if it was not activated before switching in the unit and it will illuminate permanently after warm up when it was activated b...

Страница 25: ... successful determination of a group is confirmed by pulsing illumination of the respective EXTERNAL INPUTS keys Like the signal flow the pulse moves from left to right If all three modules are excluded from the channel strip unit as a group the group input is the de esser s input but the output signal is also present at both MAIN OUTPUTS The preampli fier signal in this case is only present at th...

Страница 26: ... times and are locked now The EQ PRE COMP key and all other switches are not locked Unlock the EXTERNAL INPUTS keys Again press the DE ES and EQ PRE COMP keys simulta neously and hold them for about two seconds The EXTERNAL INPUTS keys blink two times to confirm successful unlocking The key lock does not change a switching configuration exclusion of single or grouped modules determination of inser...

Страница 27: ... synchronization The yellow Sync Lock LED illuminates when a valid sync signal is present at the SYNC INPUT and the converter is automatically synchronized to the external sample rate To prevent interference the internal oscillators are automatically disabled when an external clock signal is present If the sync signal is no longer present e g in the case of a dropout the converter automatically re...

Страница 28: ... 40kOhms balanced Compressor input ca 20kOhms unbalanced ca 40kOhms balanced EQ Tube Saturation input ca 20kOhms unbalanced ca 40kOhms balanced Output impedances Preamplifier output ca 600 Ohms unbalanced ca 1 2kOhms balanced De Esser output ca 600 Ohms unbalanced ca 1 2kOhms balanced Compressor output ca 600 Ohms unbalanced ca 1 2kOhms balanced EQ Tube Saturation output ca 600 Ohms unbalanced ca ...

Страница 29: ...ophone preamplifier VU 30dB 91 5dB Line preamplifier 94 7dB Instrument preamplifier 95 5dB De Esser 97dB Compressor 97dB Equalizer Tube Saturation Line 91dB Dynamic range unweighted Channel strip 110dB microphone input main outputs 30dB Channel strip 112dB line input main outputs Channel strip 112dB instrument input main outputs Microphone preamplifier 30dB 110dB Line preamplifier 114dB Instrument...

Страница 30: ...ound Performance Lab Made in Germany ON 0 1 2 3 4 6 9 1 1 1 2 2 1 16 11 6 0 5 9 1 6 2 2 3 0 3 8 4 6 5 4 5 8 1 2 1 4 1 7 2 0 2 3 2 7 3 0 3 6 5 0 1 6 0 10 20 30 4 0 5 0 6 0 7 0 8 0 9 0 1 0 0 2 0 13 7 5 4 5 2 0 1 5 3 4 5 5 5 0 1 0 2 0 4 1 0 2 5 7 0 1 6 4 0 1 3 0 5 3 0 1 0 0 0 0 0 3 0 05 0 09 0 15 0 2 5 0 4 0 6 5 1 0 1 3 1 8 2 0 0 0 5 1 2 3 4 5 6 7 8 9 1 0 1 2 1 4 1 6 1 9 2 0 1 2 10 5 2 5 0 2 5 5 7 5 ...

Страница 31: ...31 Frontliner Signal flow Block Diagram 1 ...

Страница 32: ...32 Frontliner Switch Logic Block Diagram 2 ...

Страница 33: ...33 Frontliner Table Switch Logic ...

Страница 34: ...Manual Frontliner Modell 2800 ...

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