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Axel Falcon 35, Руководство по эксплуатации

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TECHNICAL SPECIFICATIONS - FM version

            

ENG

  

Page 96 

25   TECHNICAL SPECIFICATIONS - FM version  

 

GENERAL FEATURES

 

 

 

Weight 

around 4.5 Kg 

 

 

AC Rate 

230 Vac / 110 Vac - 50 / 60  Hz 

Dimensions 

1 rack unit, 352 x 483 x 44 mm 

 

Power consumpt. 40 

Watt 

 

ANALOG STEREO AUDIO INPUT

 

 

DIGITAL AUDIO INPUT

 

(optional)

 

Conversion 

48 KHz / 24 bit 

 

Connector Type 

XLR el. bal. + optical Tos link 

Connector Type 

XLR female el. balanced 

 

Formats 

AES3/EBU, SPDIF (IEC-60958 TYPE II) 

Max Input Level 

+ 22 dBu 

 

Sampling Rates 

32 KHz / 44.1 KHz / 48 KHz / 96 KHz  

Nominal Inp Level  0 dBu  +- 6dBu 

 

Resolution 

24 Bit

 

Inp. Level Range 

- 20 dBu to 20 dBu 

 

Configuration 

automatic selection and jitter correction 

Impedance 

600Ohm / 10KOhm EMI –suppressed 

 

Input Sensitivity 

200 mVpp 

Dyn. Range 

98 dB RMS (102 dB A weight) 

 

AGC Range 

0 to – 20dBFs 

Gain Offset 

+/- 6 dB 

 

 

 

 

ANALOG STEREO AUDIO OUTPUT

 

 

STEREO ENHANCER MODULE 

Conversion 24 

bit 

 

Effect Depth 

0 mSec to 30 mSec 

Connector Type 

XLR male el. balanced 

 

Effect Band 

3KHz / 5KHz / 8KHz to 15KHz 

Configuration 

Flat or 50 / 75uS Preemphasized. 

 

Effect Level: 

-29dBu to -6dBu 

Level Range 

- 4 dBu to 20 dBu (1 dB step) 

 

AGC OPERATION

 

Load Impedance 600Ohm 

 

 AGC Speed 

0 to 6 dB/sec (adjustable - 0.2 dB step) 

Source Imped. 

50Ohm EMI – suppressed 

 

AGC Range 

-20 dB to 20 dB  

Dyn. Range 

98 dB RMS (104 dB A weight) 

 

AGC Hold time 

Selectable, from 0 to 3 sec 

Distortion 

0.005% THD, de-emphasized 

 

AGC Max Gain 

Selectable  8, 10, 12, 15 or 20 dB 

S/N 

> 90 dB, de-emphasized 

 

REMOTE CONTROL

 

Crosstalk 

> 70 dB 

 

Serial Ports 

2 RS232 SubD 9P optically decoupled  

Channel separ. 

> 70 dB (30 Hz - 15 KHz) 

 

Satellite Port 

4800 baud 

Tone generation 

400 Hz, Ref 100% Modulation 

 

PC Host Port 

19200 baud 

D/A conversion 

Crystal Semiconductor CS4224 48KHz 
/ 24 bit Sigma Delta 

 

 

 

 

BY-PASS MODE

 

Analogic Input, AGC Off, Gain Offset 0dB, Out Level 0dBu 

 

INPUT FILTER CHARACTERISTICS 

Frequency Resp. 

30 Hz-15 KHz (+/- 0.1 dB) 

 

High Pass 

30 Hz (IIR-4th Order) 

Output Noise 

-90 dB (A-weighted) 

 

Low Pass 

15 KHz (FIR-84 Taps, 15 KHz / -0.1dB, 
17 KHz / -70dB) 

THD 0.005 

% 

 

OUTPUT FILTER CHARACTERISTICS

 

In/Out delay 

< 1.5 mSec 

PassBand Ripple 

+ / - 0.01 dB 

 

Low Pass 

15 KHz (FIR-90 Taps, 15 KHz / -0.1dB, 
17 KHz / -80dB) 

THD + Noise 

-91 dB 

 

 

 

 

PROCESS

 

 

 

Preset curves 

30  

 

Mid1 Band 

Atk: 100ms, Rel: 200ms 

User edit. curves 

10  

Mid2 Band 

Atk: 40ms, Rel: 150ms 

Bands 

5 (Bass, Mid1, Mid2, Mid3, High) 

 

Mid3 Band 

Atk: 30ms, Rel: 120ms 

Bass Band  

Atk: 300ms, Rel: 600ms 

 

High Band 

Atk: 20ms, Rel: 100ms 

 

SIGNAL PROCESS FILTERS

 

 

USER CONTROLS

 

 

Sampling rate 

32 kHz to 96 kHz 

 

Super Bass Type 

Disco Soft Bass, Club Long Bass, Tight 
Hard Bass 

Low Band filter 

Band Pass 30Hz-200Hz (IIR 4th Order-
Butterworth) 

 

Super Bass Level 

0 to +12dB 

Mid 1 Band filter 

Band Pass 200Hz-1.5Khz (IIR 4th 
Order-Butterworth) 

 

Bass Thr Level 

Adj.– 6 to + 6 dB (0.5 dB step) 

Mid2 Band Filter 

Band Pass 1.5Khz-4.8Khz (IIR 4th 
Order-Butterworth) 

 

Mid1 Thr Level 

Adj.– 6 to + 6 dB (0.5 dB step) 

Mid 3 Band filter 

Band Pass 4.8Khz-9.5Khz (IIR 4th 
Order-Butterworth) 

 

Mid2 Thr Level 

Adj.– 6 to + 6 dB (0.5 dB step) 

High Band filter 

Band Pass 9.5Khz-15KHz (IIR 4th 
Order-Butterworth) 

 

Mid3 Thr Level 

Adj.– 6 to + 6 dB (0.5 dB step) 

Bass Enhancer 

Programmable  

High Thr Level 

Adj.– 6 to + 6 dB (0.5 dB step) 

HF Limiter Filter 

IIR 2nd, 6KHz 

 

Wide Density 

0 to+12dB 

High Freq 
Denoiser 

Threshold Adjustable –51  to -80 dB 

 

Brilliance 

+/- 6 dB 

Содержание Falcon 35

Страница 1: ...FM ST Digital FM Processor Operating manual Rel 2 6 Via Caduti Di Sabbiuno 6 F 40011 Anzola Emilia Bologna Italy Tel 39 051 736555 Fax 39 051 736170 e mail info axeltechnology com web site www axeltechnology com ...

Страница 2: ......

Страница 3: ...INGS 27 14 GENERAL DESCRIPTION 28 14 1 REAR PANEL VIEW FM ST 28 14 2 FRONT PANEL CONTROLS AND SIGNALLINGS 29 14 3 DISPLAY DESCRIPTION 30 14 4 LCD BACKLIGHT CONTROL 31 15 AUDIO I O AND SERIAL PORT WIRING 32 15 1 ANALOG AUDIO INPUT 32 15 2 DIGITAL AUDIO INPUT 33 8 2 1 Converting between AES EBU and S PDIF interfaces 33 15 3 DIGITAL AUDIO OUTPUT 34 15 4 ANALOG AUDIO OUTPUT 34 15 5 SERIAL PORTS 35 16 ...

Страница 4: ...WARE FM and ST versions 69 22 1 INTRODUCTION 69 22 2 BIDIRECTIONAL MODE DIRECT CONTROL 70 22 3 MONO DIRECTIONAL MODE REMOTE 71 22 4 INSTALLATION 72 22 5 SOFTWARE SETUP 73 22 6 LOAD SAVE AND RESTORE FUNCTIONS 74 22 7 LOADING AN EXISTING CONFIGURATION 74 22 8 SAVING THE CURRENT CONFIGURATION 75 22 9 THE RESTORE FUNCTION 75 22 10 BI DIRECTIONAL CONNECTION MODE 76 22 11 THE TARGET NAME AND GROUP NAME ...

Страница 5: ...are kept unaltered The processor comes with a powerful and reliable software specifically designed for remote direct equipment programming and control Through a Windows PC the software allows the remote monitoring and control of each processor stage The range comprises FM version featuring MPX and RDS encoders built in ST version featuring processed separated Left and Right audio outputs WEB versi...

Страница 6: ...modulation limits The processor is completely removable via serial ports optoisolated and can be controlled directly by PC or via satellite The processor also features a full digital RDS encoder The RDS programming takes place through a dedicated PC software interface The Falcon 35 MKII features two hardware bypass the first one connects the Right Left audio input to the Right Left audio output on...

Страница 7: ...ital built in Radio Data System encoder TA Interface for Remote TA control SPLIT MPX spli function The SPLIT function allows the processor output MPX1 to toggle between an external signal applied to AUX 1 input and the MPX signal internally generated SW Remote control software the RDS and TA options require the MPX option installed 3 2 ST VERSION It has active balanced Left and Right channel line ...

Страница 8: ...stortion Cancelling Filter Bass compressor compressor Hilbert transform clipper 15KHz Low Pass filter Safety clipper digital coder MPX RDS logaritmic amplifier HF limiter Brillance 50uS 75uS pre emphasis 50uS 75uS de emphasis 9 5 15 Band Pass IIR 4th Butterworth KHz KH z 1 5 4 8 Band Pass IIR 4th Butterworth KHz KHz 4 8 9 5 Band Pass IIR 4th Butterworth KHz KHz 200 1 5 Band Pass IIR 4th Butterwort...

Страница 9: ...ilbert transform clipper Clipper 15KHz Low Pass filter 15KHz Low Pass filter X8 OVER SAMPLING DOWN SAMPLING logaritmic amplifier HF limiter Brillance 50uS 75uS pre emphasis 50uS 75uS de emphasis 9 5 15 Band Pass IIR 4th Butterworth KHz KH z 1 5 4 8 Band Pass IIR 4th Butterworth KHz KHz 4 8 9 5 Band Pass IIR 4th Butterworth KHz KHz 200 1 5 Band Pass IIR 4th Butterworth Hz KHz 30 200 Band Pass IIR 4...

Страница 10: ...BLOCK DIAGRAMS ENG Page 10 SAFETY WARNINGS CONSIGNES DE SÉCURITÉ IMPORTANTES ISTRUZIONI IMPORTANTI PER LA SICUREZZA WICHTIGE SICHERHEITSHINWEISE INSTRUCCIONES IMPORTANTES DE SEGURIDAD Rel 1 0 ...

Страница 11: ...l Technology shall not be liable for any loss or damage whatsoever arising from the use of information or any error contained in this manual or through any mis operation or fault in hardware contained in the product It is recommended that all maintenance and service on the product should be carried out by Axel Technology or its authorised agents Axel Technology cannot accept any liability whatsoev...

Страница 12: ...ely to be walked on nor pinched by items placed upon or against them Pay particular attention to the cords at AC wall plugs and convenience receptacles and at the point where the cord plugs into the product Clean only with dry cloth Use only with a cart stand tripod bracket or table specified by the manufacturer or sold with the apparatus When a cart is used use caution when moving the cart appara...

Страница 13: ... on the label stuck on the right side of the unit Make sure the AC main voltage corresponds to that indicated in the technical specifications This apparatus uses a single pole mains switch and does therefore not separate the unit completely from the mains power To completely separate from mains power f i in the event of danger unplug mains power cord As the MAINS plug as the disconnect device the ...

Страница 14: ... uniquement les accessoires spécifiés par le fabricant Utiliser uniquement avec un chariot un support ou une table spécifié par le fabricant ou vendu avec l appareil Si un chariot est utilisé déplacer l ensemble chariot appareil avec précaution afin de ne pas le renverser ce qui pourrait entraîner des blessures Débrancher l appareil pendant les orages ou quand il ne sera pas utilisé pendant longte...

Страница 15: ...avec le valeur qui est indiquée sur l étiquette collée sur le coffret Assurez vous que la tension principale AC correspond à celle indiquée dans les spécifications techniques L interrupteur d alimentation interrompt un pôle du réseau d alimentation excepté le conducteur de terre de protection En cas de danger debrancher le cordon d alimentation Parce que la prise du réseau de alimentation est util...

Страница 16: ...solo dispositivi di collegamento e gli accessori specificati dal produttore Utilizzare l apparecchio solo con un carrello un sostegno una staffa o un tavolo di tipo specificato dal produttore o venduto insieme all apparecchio Se si utilizza un carrello fare attenzione negli spostamenti per evitare infortuni causati da ribaltamenti del carrello stesso Scollegare l apparecchio dalla presa di corrent...

Страница 17: ...la etichetta applicata sul mobile dell apparato Assicurarsi che la tensione di rete corrisponda a quella per la quale è configurato l apparecchio Questo apparato utilizza un interruttore di alimentazione di tipo unipolare e l isolamento dalla rete elettrica non è pertanto completo Per ottenere un isolamento totale ad esempio in caso di pericolo scollegare il cordone di alimentazione Inoltre poichè...

Страница 18: ...m Gerät NUR das vom Hersteller angegebene Zubehör und entsprechende Zusatzgeräte verwenden NUR in Verbindung mit einem vom Hersteller angegebenen oder mit dem Gerät verkauften Transportwagen Stand Stativ Träger oder Tisch verwenden Wenn ein Transportwagen verwendet wird beim Verschieben der Transportwagen Geräte Einheit vorsichtig vorgehen um Verletzungen durch Umkippen Das Netzkabel dieses Geräts...

Страница 19: ... Betrieb geerdet werden Hauptsicherung nur mit einer gleichwertigen austauschen s entsprechende Etikette Vor Einschalten Netzspannungseinstellung am Gerät überprüfen bzw anpassen Inpoliger Netzschalter In Notfälle oder für Wartungsarbeiten Netzkabel trennen Der Netzstecker fungiert auch als Trennelement muss deshalb zugänglich bleiben ...

Страница 20: ...vitar que personas lo pisen o estrujen particularmente en sus enchufes en los toma corrientes y en el punto en el cual sale del aparato UTILICE únicamente los accesorios especificados por el fabricante UTILICESE únicamente con un carro pedestal escuadra o mesa del tipo especificado por el fabricante o vendido con el aparato Si se usa un carro el mismo debe moverse con sumo cuidado para evitar que ...

Страница 21: ...nectada a tierra Remplaze el fusible con lo mismo que corresponde a lo indicado en el panel del equipo Antes de encender controlar que la linea de alimentacion de voltaje corresponda a la indicada El interruptor de alimentación es unipolar En el caso de peligro desconecte el cable de alimentación Porque la clavija de conexion a red sirve por la desconection de la unidad la clavija debe ser ubicada...

Страница 22: ...th its packing materials because both the carton and packing material have been carefully designed to protect the unit Under normal conditions no user maintenance or calibration are required Internal links and preset controls may be set to configure the unit during installation Any service work required should be carried out by qualified service personnel only We are able to offer further product ...

Страница 23: ...GING IT INTO THE WALL OUTLET The actual Mains voltage is indicated on the label stuck on the equipment closure Should the type of power at the operation location not be known please contact your dealer or electricity company Model Manufacturer S N XXX VA VA mAT mAT 230V 115V KKKK If for some reason the unit is to be operated at a mains input voltage which is different to that as supplied you need ...

Страница 24: ...calibration trimmers which determine the operating levels and the signal routing Jumper links are accessed by removing the top cover Thus once installed the settings become tamperproof To change any jumpers or set the voltage changeover you must remove the top cover of the unit to access the main boards Remove all screws holding the cover in place then lift it off Use care when working inside the ...

Страница 25: ...BOVE THE EQUIPMENT TO ENHANCE VENTILATION AND TO GET A LONGER EQUIPMENT LIFE Good ventilation BELOW the unit in the floor or back of the rack and similarly ABOVE the unit at the top of the rack will ensure a path for continuous air flow 12 7 PROTECTION AGAINST LIGHTNING Should the device be put out of action due to being struck by lightning or excess voltage disconnect it from the power supply wit...

Страница 26: ...IO INPUT IMPEDANCE The analog input impedance may be set to 600Ohm rather than the default 10kOhm by moving the two jumpers J1 and J2 on the analog input output board see figure below J1 J2 INPUT INPEDENCE 604 OHM INPUT INPEDENCE 10K OHM 13 2 DIGITAL INPUT IMPEDANCE RX1 ...

Страница 27: ...ted signal will have proper pre emphasis and spectral protection The actual pre emphasis time is indicated on the Pre emphasis menu see section 19 7 If for some reason the unit is to be operated at a preemphasis which is different to that as supplied in addition to the menu setting you need to open the top cover and set properly the jumpers CN 17 and CN 18 on the outside of the I O MPX board left ...

Страница 28: ...link for optical connections It accepts Aes Ebu and Spdif signals at different sampling rates 5 Sync out 19KHz synchronism output at 5Vpp to lock external equipment such as RDS coders 6 SPLIT ON Led it lights on while the Split command is active and thus the OUT 2 is on Split 7 MPX OUT 2 additional MPX output driven by a special circuit SPLIT 8 MPX OUT 1 main MPX output The trimmer near the Bnc co...

Страница 29: ...cted via front panel menu or Pc Software Control PREEMPHASIS This LED lights up while the Preemphasis either 50 or 75 uSec is removed from the processed Left and Right output XLR connectors NB preemphasis can NOT be removed from the MPX outputs WARNING this LED normally off lights in the following cases With Bypass or Peak Reference Tone modes enabled Internal Temperature exceeding 60 C TA Traffic...

Страница 30: ...depends on the selected curve 5 Medium frequencies compression factor II band 1 5kHz 4 8kHz shows the compression factor range 0 to 12dB applied to the medium frequencies band II the higher the meter bar is the stronger is the compression and therefore the presence of this component in the final signal is lower The compression threshold level depends on the selected curve 6 Medium frequencies comp...

Страница 31: ...y turned off in the event the front panel controls shuttle and buttons are left untouched for 5 minutes If permament backlight is needed move the jumper J9 located on the front panel board towards the mother boards J9 display backlight Illumination always on display backlight illumination activated by keyboard ...

Страница 32: ...o input XLRs to the output ones in the event of power failure or processor switched off In case of unbalanced connections please connect the cold pole Pin 3 to the ground Pin 1 Factory preset input impedance is 10 kOhm This impedance may also be set to 600Ohm by moving the two internal jumpers on the analog I O board see last chapter on hardware settings The input level factory preset to 0 dB can ...

Страница 33: ...ther they will work in your application depends on the equipment chosen and for proper performance XLR input should therefore not be used for connection to consumer equipment AES EBU uses a balanced differential line based on XLR connectors and the signal levels are 5 volts S P DIF uses a coaxial unbalanced line with RCA connectors and the signal levels are around 0 5 volts The protocol used in AE...

Страница 34: ...tal Audio output is always active The output level is not adjustable Available as an option on ST version only 15 4 ANALOG AUDIO OUTPUT The processor features XLR analog outputs electronically balanced by high quality buffers capable of withstanding even low impedance loads 600Ohm with levels of up to 20 dBu Output L R 1 3 2 1 3 2 Pin 1 Gnd Pin 2 Signal Pin 3 Return In case of unbalanced connectio...

Страница 35: ...n whit an external computer running the Software Remote Control Connect a standard serial cable not crossed cable between the RS 232 connector and a serial port connector on the computer Typically a DB 9 male to DB 9 female serial cable is required Supported max Baud Rate 19200 Serial RS 232 RS 232 Serial Port 2 features only Rx control it supports only monodirectional connections and is used for ...

Страница 36: ...TIONS FM VERSION ONLY ENG Page 36 16 MPX BOARD CONNECTIONS FM VERSION ONLY Available as an option on the FM version the MPX board supports many configurations and operation modes AUX1 NTW AUX2 RDS MPXOut MPXTest MPXOut ...

Страница 37: ...VERSION ONLY ENG Page 37 16 1 MPX BOARD BLOCK DIAGRAM AUX 1 NETWORK SYNC OUT OUT 1 OUT 1 TEST OUT 2 SPLIT OPTO INPUT SPLIT 1 6 9 TA AUX 2 RDS R LD1 Re2 5V 5 J3 J4 J5 J6 J7 J9 J8 J2 J1 SYNC OUT MPX RDS SPLIT Re1 hardware bypass ...

Страница 38: ...y connects the AUX 1 connector to the MPX OUT 1 connector in the event of Main AC failure The hardware bypass is achieved through the Relè 1 see block diagram Remarks The stereo multiplex output level is adjusted by a rear panel multiturn precision trimmer The level is adjustable from inf to 12dBm 8 8 Vpp at 100 modulation Factory preset is 0 dBm i e approximately 2 2 Vpp The output impedance of t...

Страница 39: ...T function allows to easily manage that systems where a flexible and inexpensive switching is required between two MPX signals f i the one associated to the Network i e common to all transmitters and the one associated to a regional local program or to advertising spots differentiated for selected broadcasting areas The following picture shows the THEORICAL logic scheme of MPX split circuit A U X ...

Страница 40: ...DESCRIPTION DIRECTION 1 Cathode of photocoupler SPLIT input IN 6 GND 2 Anode of photocoupler SPLIT input IN 7 GND 3 5 V via 470 Ohm resistor OUT 8 GND 4 Anode of photocoupler TA input IN 9 GND 5 Cathode of photocoupler TA input IN Pins 6 7 8 9 are linked together and provide an insulated GND connection A current limited Vdc source is available on pin 3 5 V via 470 Ohm resistor The SPLIT mode may b...

Страница 41: ...ONLY ENG Page 41 EXAMPLE N 2 SPLIT activation by clean contact OPTO INPUT SPLIT TA R 5V 1 5 6 9 1 6 5 9 connector internal view The external switch clean contact is used to shortcut pin 2 and pin 3 with pin 1 and 6 tied together ...

Страница 42: ...e of each meter that appears in the main screen see paragraph 14 3 The display returns to the main screen after displaying each meter Press the ESC or ENTER key to stop it before it has finished Each time the processor is switched on the Display References sequence is automatically started OPTIONAL CONTROLS Select Optional Control from the main menu to access a menu that allows you to display and ...

Страница 43: ...ss Enter a first time to enter the Save function and then again to confirm Press Esc to quit the menu without saving and return to the next higher menu layer Then press Esc repeatedly or wait a few moments to return to the default screen menu root NOTE Contrary to the submenu parameters a new curve becomes operative thus is broadcast only when it is selected via encoder and then confirmed by the E...

Страница 44: ...ff 0 2 to 6 dB sec AGC Mode Hold 0 sec MaxGain 08 dB Hold 1 sec MaxGain 10 dB Hold 0 sec MaxGain 12 dB Hold 2 sec MaxGain 12 dB Hold 3 sec MaxGain 15 dB Hold 3 sec MaxGain 20 dB Hold 0 sec MaxGain 15 dB Hold 0 sec MaxGain 20 dB SlowAttack MaxGain 08 dB SlowAttack MaxGain 12 dB SlowAttack MaxGain 15 dB Voice Mode Voice Mode disabled enabled OUTPUT CALIBRATION Output Level 4 to 20 dBu 1 dB step Pree...

Страница 45: ...ec MaxGain 12 dB Hold 3 sec MaxGain 15 dB Hold 3 sec MaxGain 20 dB Hold 0 sec MaxGain 15 dB Hold 0 sec MaxGain 20 dB SlowAttack MaxGain 08 dB SlowAttack MaxGain 12 dB SlowAttack MaxGain 15 dB Voice Mode Voice Mode disabled enabled Input Mode Mono L R Stereo OUTPUT CALIBRATION Output Level 0 to 15 dBu 0 5 dB step Preemphasis 75 usec External 75 usec Internal 50 usec External 50 usec Internal Noise ...

Страница 46: ...set in the factory at the delivery time See the final pages for the list of default settings for reference 19 1 ANALOG DIGITAL AUDIO INPUT SELECTION Skip this step if you do not have the optional DG IN module installed or if you are not using the digital audio input Firstly You have to chose whether You will use the analog input or the digital audio input The unit is shipped from the factory with ...

Страница 47: ...o ensure a standard signal of 0 dB to the internal processor circuits For example with a signal of 0dB the Gain Offset should be set to 0dB with a signal of 4dB the Gain Offset should be set to 4 dB DEFAULT SCREEN INPUT CALIBRATION menu GAIN OFFSET page 1 Play program material from your studio peaking at the level to which you normally peak program material typically 0VU if your console uses VU me...

Страница 48: ... it would be highly recommend to pre process the live speech as captured by studio microphones through dedicated VOICE PROCESSORS that are situated between the microphone s and the broadcast mixing console see figure Whenever no voice processors are available and the speech material as sourced by microphones is directly passed to the processor inputs You may activate a phase rotator input stage al...

Страница 49: ...cond The AGC operates at its full speed value only when the input signal level is less than 3dB and greater than 3 dB compared to the internal 0 dB reference level Within this interval the AGC speed is reduced to one quarter of the set value as high compression and high amplification speed on the whole band can engender unpleasant pumping effects For example with AGC speed 5 dB an input signal of ...

Страница 50: ...ready be enough to alter level ratios between different musical passages as in the case of classical music and Hold 0 if the music flow is discontinuous and immediate AGC intervention is required or a higher Hold value 3 or 4 seconds if any silent breaks may occur during the broadcast pauses in speech line changeover between studios etc The Gate parameter indicates the threshold level under which ...

Страница 51: ...ge modulation within the maximum deviation of 75KHz while the latter is fixed at 50 or 75uSec depending on the country in which it is used If necessary the latter may be removed from the analog audio outputs while the first is always present to ensure proper modulation at all times In summary the following pre emphasis settings are available 75uSec External Flat Response on the analog XLR output r...

Страница 52: ...ers The processor s pre emphasis may be disabled on the analog audio outputs but NOT on the MPX output which remains 50 or 75 uSec pre emphasized at all times European countries use a pre emphasis time of 50 uSec 19 8 DIGITAL AUDIO OUTPUT PRE EMPHASIS ST VERSION ONLY The digital audio output available as an option on the ST model follows the same settings of discrete analog audio ref to previous S...

Страница 53: ... REFERENCE TONE To disable the Peak Reference Tone DEFAULT SCREEN OUTPUT CALIBRATION menu OUTPUT MODE menu NORMAL MODE NOTE The processor factory settings are 0 dB for both input and output To achieve the best degree of evenness we therefore recommend adjusting the equipment connected to the processor stereo encoders exciters etc rather than the processor itself We remind you that pre emphasis may...

Страница 54: ...entifies the peak value of the mpx signal which must match the maximum frequency deviation of 75KHz In other words the peak tone identifies an audio level that will never be exceeded during normal processor operation To enable the Peak Reference Tone DEFAULT SCREEN OUTPUT CALIBRATION menu OUTPUT MODE menu PEAK REFERENCE TONE To disable the Peak Reference Tone DEFAULT SCREEN OUTPUT CALIBRATION menu...

Страница 55: ...BRATION FM VERSION ONLY the MPX module is available as an option The 19 kHz pilot signal level and phase necessary for any stereo broadcast may be adjusted via the MPX Module menu page DEFAULT SCREEN OPTIONAL CONTROLS menu MPX MODULE menu PILOT LEVEL or PILOT PHASE Pilot Level The default is set to 20 dB compared to the overall Stereo Composite MPX signal Use the shuttle to change this level withi...

Страница 56: ...dB D 5 0 KHz 21 9 dB D 6 0 KHz The RDS function may be disabled by turning the shuttle counter clockwise to Off The RDS signal is available on the MPX Out connector mixed together with the MPX signal Also see par 19 11 for setting the overall MPX signal Message content times and Alternative Frequencies lists may be programmed solely by means of a PC with the control software installed See chapter ...

Страница 57: ...is Off Many European countries are enforcing ITU R 412 recommendation However if your country s laws do not require the use of the MPX Power Limiter make sure that the Power Control is set to off or severe loss of loudness will result E g whit the ITU BS 412 Power Limiter set to on at 0 0dB there are approximately 5 to 8 dB loudness loss over the limiter being switched off To enable the output pow...

Страница 58: ...f the reference output level and it will never exceed 1 dBITU ceiling The other Presets will provide a still ITU compatible output but with power output levels reduced by 0 5 dB The graphic shows the performance of the MPX limiter over a 33 minute time period This test was done using an audio CD The dips are due to the pauses between the tracks on the CD those dips are thus factored into the avera...

Страница 59: ...rding to Effect Band parameter and finally injected on both channels according to Effect Level parameter 29dBu correspond to the minimal injection resulting in a small Stereo Enhancing effect and 6 dBu correspond to the max injection resulting in the strongest Stereo effect Three parameters Effect Depth Effect Band and Effect Level are accessible from the StrEnh Module menu Once you have identifie...

Страница 60: ...e Gate Threshold which determines the threshold value below which the dynamic pre emphasis is automatically excluded Once you have identified this function within the Output Calibration submenu use the shuttle to select Noise Gate Threshold This may be adjusted within a range of 80 to 51dB 1 dB steps The Noise Gate function can be turned off if necessary by turning the shuttle counter clockwise to...

Страница 61: ... time this option is accessed We recommend checking the internal temperature after a few hours of continuous operation For proper operation the temperature should never exceed 50 C If this threshold is exceeded you must leave a ventilation space equivalent to at least 1 rack unit both above and below the processor You can find the Temperature sub menu in the Optional Controls menu Press Esc to exi...

Страница 62: ...ls reached by the processor while it is operating This peak corresponds to the maximum frequency deviation This allows you to set the levels for the entire sound chain simply and safely In Processor ByPass mode all the processing sections are disabled AGC system audio processing and pre emphasis circuit It allows you to carry out tests and reference measurements The Warning LED is lit when Peak To...

Страница 63: ...mpare the different curves if desired using curve 1 flat as a reference NOTE Contrary to the submenu parameters a new curve becomes operative thus is broadcast only when it is selected via encoder and then confirmed by the ENTER command within 10 seconds after selection 21 2 HEAVILY SPOKEN PROGRAMS The processor offers a group of profiles specifically developed for broadcasts that have heavy spoke...

Страница 64: ...0 5 0 5 2 3 5 8 0 2 Q 27 MEL VOCAL 2 d soft 1 5 0 5 3 5 2 2 5 8 0 2 Q 28 AMS VOCAL 2 t hard 1 5 0 5 0 2 2 5 8 0 2 Q 29 CCS VOCAL 2 c long 1 5 2 2 2 5 3 5 8 0 3 Q 30 MEX VOCAL 3 t hard 1 5 1 5 1 0 0 7 0 4 Q 21 4 CREATING A NEW CURVE VIA THE MENU NOTE the procedure for setting a new curve is easier if carried out using the PC control software see chapter 22 As already explained in other sections of ...

Страница 65: ...ram The higher the threshold value f i 1 2 the less the medium bass tones will be compressed and will thus be stronger A value of 0 means leaving the frequency substantially unchanged Mid 3 Level may be adjusted from 6 0 to 6 0 with steps of 0 5 No unit of measure is indicated because this adjustment simultaneously affects multiple compression parameters Mid 2 Level The Mid 2 Level parameter adjus...

Страница 66: ...signal We recommend using low density profiles for programs based on classical and symphony music Brilliance The Brilliance parameter adjusts the HF limiter level for better definition of the high frequencies It may be adjusted within a range of 6 0 to 6 0 with steps of 0 5 No unit of measure is indicated because this adjustment simultaneously affects multiple compression parameters A value of 0 m...

Страница 67: ...er the display will show the parameters in sequence Super Bass Level Super Bass Type Bass Mid1 Mid2 Mid3 High Wide Density Brilliance see table above 2 selection using the Get Process function enter the Edit Preset menu by turning the shuttle counter clockwise starting from the default screen press Enter this will access the Get Process function Press Enter this will access the function to select ...

Страница 68: ...e left press Enter At this point the menu displays the item Editing To TrashCan when this option is selected with Enter the changes made up until that moment will not be saved and will be lost by turning the shuttle clockwise instead you may find the position thus the new curve in which to save the changes Once you have found the position between 31 and 40 press Enter twice The processor will auto...

Страница 69: ...lready available from the front panel menu and integrates them with new and useful functions for remote programming Even the procedure for setting a new curve or changing an existing one is extremely simplified the simultaneous display of all available parameters in a single window allows the operator to have a direct and graphic feedback on the interventions made Easy to install on any PC even ol...

Страница 70: ...ay and editing of the current processor configuration This mode is useful whenever you need direct complete equipment control it requires a two way serial connection with return channel via the processor s serial port 1 Examples of typical applications equipment configuration directly at the transmitting site for example by means of a portable PC notebook remote control through one of the PCs alre...

Страница 71: ... possible to send commands to the equipment from remote sites but does not allow either remote monitoring of the machine nor confirmation of control reception The typical application is centralized control via satellite of equipment installed at different transmitting sites To enable MONODIRECTIONAL processor control You need to assign a specific name to every piece of equipment Target name and to...

Страница 72: ...to complete installation This takes only a few seconds When the software is successfully installed Finish message will appear at the bottom of the installing box Click Close to close the installation screen D Standard Windows procedures can be used to create a shortcut to the program on the desktop it is advised to completely uninstall possible existing older versions before running the new one To...

Страница 73: ...der in bidirectional mode Specifically If the serial port is NOT physically present on the computer the message Selected Serial port not available will appear If the serial port selected is physically present on the computer but is not connected to the processor or the processor is connected on serial 2 the one indicated as satellite the control program will display MonoDirectional Link Mode This ...

Страница 74: ...e files pre loaded These are files regarding some of the most commonly used configurations ByPass_Mpx Test enables the bypass processor setting Modulation_Reference_Tone enables the setting to generate the Reference Tone Rds_AF_Method_A_Demo shows an example of setting the Alternative Frequency RDS per method A Rds_AF_Method_B_Demo shows an example of setting the Alternative Frequency RDS per meth...

Страница 75: ...ote that the preset processing curve broadcasting is not included in this saving operation 22 9 THE RESTORE FUNCTION The Restore function allows you to automatically reload the configuration present the last time the control program was closed This is especially useful when you have inadvertently changed certain parameters or made configuration mistakes The Restore procedure is Click the correspon...

Страница 76: ...regarding setting a new processing curve To do so select the preset to be changed or from which to begin from the Get Preset window change the compressor threshold levels using the cursors for the five frequencies and finally save the curve via the Save function in one of the 10 locations set aside for the user Note that whenever a preset is called up by means of the Get Preset function the charac...

Страница 77: ...n hosting the broadcasting site or the city covered by that site For example suppose you have 3 processors in the Tuscany region the first covers Lucca the second Florence and the third Pisa and 4 others in the Marches Pesaro Ancona Urbino Macerata The Target name and Group Name will be programmed for the individual machines as follows Group name Tuscany Target Name Lucca for the first processor G...

Страница 78: ...e corresponding to a region To return to the example given in the paragraph on direct local processor programming 3 processors in the Tuscany region and another 4 in the Marches To selectively program only the Lucca processor simply type Lucca into the space reserved for the Target Name in the unidirectional connection screen the Group Name is not necessary since the Target Name already uniquely i...

Страница 79: ...en set it must be saved in one of the 10 locations set aside for the user through the Save As window at the lower left of the Edit screen then the command sent to the processor Save button in the lower right the processor will automatically start using the new curve The Output submenu includes the controls for the functions Output Level Pre emphasis Noise Gate Output Mode The Input submenu include...

Страница 80: ...ssor is explained in one of the next chapters The RDS section controls for RDS messages and other services are accessible only via the remote control software supplied with your processor Please refer to the previous chapter for installation setup procedure instructions for this software 23 1 MAIN SCREEN Once the program has been launched access the RDS section by clicking the MAIN button on the r...

Страница 81: ... a status signal flag indicating whether the broadcast is music or speech to adjust the balance or volume settings appropriately on specially designed receivers Disabled indicates that speech is at present being broadcast and enabled indicates that music is at present being broadcast TP It is a status signal Flag identifying those broadcasters who periodically schedule traffic related reports or p...

Страница 82: ...N DIRECTION PIN DESCRIPTION DIRECTION 1 Cathode of photocoupler SPLIT input IN 6 GND 2 Anode of photocoupler SPLIT input IN 7 GND 3 5 V via 470 Ohm resistor OUT 8 GND 4 Anode of photocoupler TA input IN 9 GND 5 Cathode of photocoupler TA input IN Pins 6 7 8 9 are linked together and provide an insulated GND connection A current limited Vdc source is available on pin 3 5 V via 470 Ohm resistor The ...

Страница 83: ...ersion ONLY ENG Page 83 EXAMPLE N 2 TA activation by clean contact OPTO INPUT SPLIT TA R 5V 1 5 6 9 1 6 5 9 connector internal view The external switch clean contact is used to shortcut pin 3 and 4 with pin 5 and 9 tied together ...

Страница 84: ... PS PROGRAM SERVICE NAME PANEL Click the PS button to access the main PS message panel Program Service Name All mobile and fixed receivers display this message The PS panel allows to transmit single PS messages PS sequences as well as PS Scrolling messages ...

Страница 85: ...ch PS will last on the receiver display F i the three words RADIO LONDON INTERNTL on the picture will last 3 seconds each NOTE the time needed for a receiver to properly receive and display a message is dependent upon numbers of characters in the message the reception conditions at the receiver the overall number of groups carried out by RDS signal and software implementation of PS feature It is t...

Страница 86: ...he text to be scrolled directly into the field at the bottom PS Scrolling Send a space character at the end of the text 2 select the display time for each step 3 select the shift step 1 means 1 character at a time 2 means two characters at a time etc 4 click the Generate button the PS message fields at the top will automatically be filled in with truncated words to give the illusion of the text sc...

Страница 87: ...encoder in the processor nor the car receiver are faulty In case of PS Scrolling selection we therefore suggest to choose low display speeds PS scrolling and PS Sequence mode are against the broadcast regulations of most countries refer to appropriate governing body for further information The encoder s manufacturer can not be held responsible for uncorrect PS use Drivers CAN NOT look at messages ...

Страница 88: ...rnative frequencies lists must contain only the frequencies of the adjacent transmitters and repeaters with overlapped transmitting areas To compile the AF lists use the following procedure Choose one of the 8 lists from AF1 to AF8 Select the AF from the available frequencies in the left window and drag drop it into the AF list To remove a frequency from the list follow the procedure drag drop to ...

Страница 89: ... the same program We recommend recording the alternative frequencies those of adjacent transmitters and repeaters with overlapping coverage areas on each transmitter being careful that the first position indicates the frequency carrying the list of alternative frequencies For example in the situation shown in the figure three transmitters B D E intersect only in two coverage areas between B and D ...

Страница 90: ...ts the same programming as the tuning frequency If the order is decreasing the two frequencies have different programming Returning to the example of transmitters B D and E in the previous paragraph in which the coverage areas of D and E do not overlap two more lists will be assigned to transmitter B sorted according to the above criteria to take into account any different programming by some of t...

Страница 91: ...composed by 13 figures f i M0961NR4M00AE It is shown at the Firmware Code menu page on the front panel display You can reach it from the default screen DEFAULT SCREEN CURRENT ON AIR PRESET BARGRAPHS ETC OPTIONAL CONTROLS menu FIRMWARE CODE page 2 note down the equipment serial number S N The actual equipment Serial Number 4 figure alphanumeric code is indicated on the silver label stuck on the rig...

Страница 92: ...e versions For example the rel 2 8 of Pc software requires the firmware version 2 8 installed on the processor and viceversa As general rule software version X Y Z runs with firmware version X Y In order to upgrade the processor please follow this procedure MAKING THE PROCESSOR READY FOR UPGRADING A shut off the unit B remove the equipment cover and the guarantee labels C set the jumpers JP1 JP2 a...

Страница 93: ... DAP_Vxy_STDM if Yr processor features analog bi channel audio output no MPX output DAP_Vxy_STDM if Yr processor features Stereo Coder Mpx output without RDS coder DAP_Vxy_STD_RDS if Yr processor features Stereo Coder Mpx with RDS coder NB to make sure of current version of Yr FIRMWARE please enter the Firmware Version page from the menu root If Yr processor already features RDS coder built in the...

Страница 94: ...e completed the upgrade procedure shut off the equipment N Move the jumpers JP1 JP2 JP3 CN 5 and CN 6 back to their normal operation position O Turn the processor on 3 HOW TO UPGRADE FROM VERSION MPX ONLY TO MPX RDS FM version only A Follow the procedure suggested at paragraph 1 and 2 up to Point G B Unzip the RDS key file supplied by the manufacturer C Make a copy on Yr local HD drive of the Firm...

Страница 95: ... VERSIONS FORMER TO 2 0 FM version only In case of firmware versions former to 2 0 it is necessary to install a 10 KOhm resistor Watt 5 on the processor mother board before upgrading the firmware Please proceed as follows shut off the processor and unplug the power cord remove the equipment cover and the guarantee labels install a 10 KOhm resistor 1 4 Watt 5 type SMD or traditional rows 20A and 20...

Страница 96: ...nnel separ 70 dB 30 Hz 15 KHz Satellite Port 4800 baud Tone generation 400 Hz Ref 100 Modulation PC Host Port 19200 baud D A conversion Crystal Semiconductor CS4224 48KHz 24 bit Sigma Delta BY PASS MODE Analogic Input AGC Off Gain Offset 0dB Out Level 0dBu INPUT FILTER CHARACTERISTICS Frequency Resp 30 Hz 15 KHz 0 1 dB High Pass 30 Hz IIR 4th Order Output Noise 90 dB A weighted Low Pass 15 KHz FIR...

Страница 97: ...put TTL Level Wave on Bnc connector AUX INPUTS 1 and 2 Connector Type floating BNC EMI suppressed Impedance 10KOhm Input Level 40 to 0 dBm Purpose Wideband SCA RDS inputs RDS CODER Standard EBU coding methods PS PI TP TA M S RT PTY DI AF 8 lists Custom coding methods PS Sequence up to 8 messages PS Scrolling up to 32 characters RDS subcarrier freq 57 kHz 3 Hz RDS output level Adjustable from 0 25 ...

Страница 98: ...e Imped 50Ohm EMI suppressed Dyn Range 98 dB RMS 104 dB A weight Sampling Rate 48 KHz Distortion 0 005 THD de emphasized Word lenght 24 bit S N 90 dB de emphasized Impedance 110 Ohm Crosstalk 70 dB Level 0 dBFs corresponding to 100 modulation not adjustable Channel separ 70 dB 30 Hz 15 KHz Tone generation 400 Hz Ref 100 Modulation STEREO ENHANCER MODULE AGC OPERATION Effect Depth 0 mSec to 30 mSec...

Страница 99: ...0 5 dB step High Band filter Band Pass 9 5Khz 15KHz IIR 4th Order Butterworth Mid3 Thr Level Adj 6 to 6 dB 0 5 dB step Bass Enhancer Programmable High Thr Level Adj 6 to 6 dB 0 5 dB step HF Limiter Filter IIR 2nd 6KHz Wide Density 0 to 12dB High Freq Denoiser Threshold Adjustable 51 to 80 dB Brilliance 6 dB OPTIONAL FEATURES DG IN Digital audio input optical and coaxial AES EBU S PDIF DG OUT Digit...

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