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R.V.R. Elettronica RXRL-NV, Техническое руководство

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RXRL-NV

CSSINTPLLRX - 3 / 4

Technical Appendix

Rev. 0.1 - 02/09/02

P.L.L. Card

Bill Of Materials

0Page1

Item

Q.ty

Reference

Part

_____________________________________________________________________________________________________

1

2

CN1,CN2

16 PIN CONN.

2

2

CN4,CN3

SMB

3

4

C1,C2,C3,C10

100uF

4

3

C4,C6,C8

47uF

5

5

C5,C7,C9,C21,C25

0.1uF

6

4

C11,C13,C15,C16

2.2uF

7

2

C12,C14

22uF

8

3

C17,C18,C24

10uF

9

3

C19,C20,C22

1nF

10

1

C23

47nF

11

1

C26

10nF

12

10

R1,IS01,R2,IS02,R3,IS03,

N.C.

R4,IS04,C27,C28

13

3

D1,D2,D3

1N4148

14

1

D4

LED-R3

15

3

IS05,IS06,IS07

4N27

16

4

JP5,JP6,JP7,JP8

2 PIN STRIP

17

3

L1,L2,L3

2u2

18

2

Q2,Q1

BC237

19

2

R31,R5

47K

20

10

R6,R9,R10,R11,R13,R15,

1K

R18,R26,R29,R33

21

2

R7,R8

4K7

22

1

R12

10K

23

1

R14

150

24

3

R16,R19,R28

82K

25

2

R17,R20

6K8

26

3

R21,R22,R23

330

27

1

R24

39K

28

1

R25

12K

29

2

R27,R30

22

30

1

R32

2K2

31

1

U1

MB87006

32

1

U2

MB501

33

1

U3

TL082

Содержание RXRL-NV

Страница 1: ...T E C H N I C A L A N D M A I N T E N A N C E M A N U A L M A N U A L E T E C N I C O E D I M A N U T E N Z I O N E M a n u f a c t u r e d b y R V R E l e t t r o n i c a I t a l y RXRL NV...

Страница 2: ...Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 2 RXRL NV STUDIO TRANSMITTER LINK 200 1100MHz Technical and Maintenance Manual Manuale Tecnico e di Manutenzione English Pag 3 Italiano...

Страница 3: ...trical Description Pag 14 Front Panel View Description Pag 17 Front Panel View Fig 1 Pag 20 Rear Panel View Description Pag 21 Rear Panel View Fig 2 Pag 23 Top View Description Pag 24 Top View Photo 1...

Страница 4: ...s Pag 96 Power Supply Pag 97 Muting Card Pag 102 C P U Pag 106 Modmeter Card Pag 116 Anameter Card Pag 121 P L L Card Pag 129 V C O Card Pag 141 I F 70MHz Card Pag 146 Front End Mixer Pag 152 Inverter...

Страница 5: ...fore opening covers or removing any part of this unit Use appropriate grounding procedures to short out capacitors and high voltage points before servicing Any damage to the goods must be reported to...

Страница 6: ...When you receive the authorization you can return the unit Pack it carefully for the shipment preferably using the original packing and seal the package perfectly The customer always assumes the risks...

Страница 7: ...by qualified personnel exercising due care R V R ELETTRONICA S r l shall not be responsible for injury or damage resulting from improper procedures or from the use of improperly trained or inexperien...

Страница 8: ...VE FOR BREATHING 4 QUICK FULL BREATHS REMEMBER MOUTH TO MOUTH RESUSCITATION MUST BE COMMENCED AS SOON AS POSSIBLE C C I R C U L A T I O N CHECK CAROTID PULSE DEPRESS STERNUM 1 1 2 TO 2 IF PULSE ABSENT...

Страница 9: ...required d Arrange transportation to a hospital as quickly as possible e If arms or legs are affected keep them elevated NOTE If medical help will not be available within an hour and the victim is con...

Страница 10: ...may be inserted in the MONO or MPX output 1 3 METERS AND INDICATORS The receiver s operating parameters can be measured with the analog multimeter 21 Fig 1 and the led bar graph display 18 Fig 1 situa...

Страница 11: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 11 1 5 SPECIFICATIONS Please refer to Table A for the electrical specifications and Table B for the mechanical specifications...

Страница 12: ...Operating frequency from 200 to 1100 MHz in Sub Bands of 25MHz Sensitivity MPX 1 00mV or less for 60dB SNR Mono 100 V or less for 65dB SNR Selectivity 100 KHz at 3 dB 350 KHz at 70 dB Total harmonic d...

Страница 13: ...B D I M E N S I O N A L A N D E N V I R O M E N T A L S P E C I F I C A T I O N S Chassis dimensions 82 mm 3 22 H 326 mm 12 83 D 445 mm 17 51 W Panel dimensions 483 mm 19 W 88 mm 3 47 H Ambient operat...

Страница 14: ...and the P L L card whilst the 15V outputs supply the CPU card the Modmeter card the Anameter cards 1 and 2 the Front end Mixer the Audio Process card the 70MHz IF card the PLL the Muting card All supp...

Страница 15: ...s indicated by the legend of the green led 8 Fig 1 The readings are taken using the corresponding scale MEASUREMENT SCALE FDS Internal voltages V 30 V Signal levels V 1 mV Three green leds indicate th...

Страница 16: ...ng status and allows the adjustement of the intervention threshold factory calibrated to approx 83 dBm 2 9 70MHz IF CARD This card is mounted at the front of the metal container situated in the center...

Страница 17: ...Level Trimmer 5 STEREO LEVEL TRIMMER Stereo Level Trimmer 6 MPX Stereo output connector BNC type 7 ON OFF LPF 15KHz ON OFF Low Pass Filter selector 8 LEDS Light indicator indicated which parameter of...

Страница 18: ...cy is entered on the front panel even if the power is turned off for several days 14 UP Controls the display frequency in the same way as the DOWN button except that the frequency goes up in 10KHz ste...

Страница 19: ...Elettronica S r l Bo Pag 19 21 METER Analog meter used to monitor the parameters of the receiver such as 15V 5V EXT 24V SIGNAL CENTER SCA MONO MPX 22 FREQUENCY DISPLAY Frequency indicator 23 ON ON OFF...

Страница 20: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 20 FIG 1...

Страница 21: ...of the receiver Baud rate is 1200 Baud On request it may be changed to 300 600 or 2400 baud A program is available on 5 1 4 or 3 1 2 disk for IBM or compatible Plug is a standard DB9 female Pin 1 Not...

Страница 22: ...anual R V R Elettronica S r l Bo Pag 22 7 FAN Cooling fan 8 TEST POINT 10 7MHz Test point connector 10 7MHz 9 VOLTAGE REGULATOR 1 Voltage regulator for 5V 10 VOLTAGE REGULATOR 2 Voltage regulator for...

Страница 23: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 23 FIG 2...

Страница 24: ...R Elettronica S r l Bo Pag 24 TOP VIEW DESCRIPTION PHOTO1 1 Supply Socket 2 Power Supply 3 Transformer 4 C P U 5 Anameter Board 6 Modulation Meter Mono Mpx Output Board 7 IF 70MHz Card 8 P L L Board 9...

Страница 25: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 25 PHOTO 1 9 8 7 1 2 3 4 10 6 11 5...

Страница 26: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 26 FIG 3...

Страница 27: ...ise the cover 2 Fig 2 on which are written the various voltages rotate it until the arrow points to the correct voltage and re insert it Check that a fuse is fitted to the cover and that its value cor...

Страница 28: ...described above until the ENTER button is pressed Note that a momentary press of the UP and DOWN buttons will increment or decrement the rightmost digit by 1 corresponding to a frequency change of 10...

Страница 29: ...3dBm This procedure should be followed first for the MONO output and then for the MPX output 9 Inject a signal with a level of 83dBm and adjust the MUTING trimmer R2 15 Fig 1 until the red muting led...

Страница 30: ...igital multimeter Mod Metrix Bypass Wattmeter Bird 50 Ohm Mod 43 Stereo Decoder A E V Stereo separation Mod SMD 60 dB 30Hz to 15 KHz Low distortion A F generator Krohn Hite THD 0 001 Oscilloscope Tekt...

Страница 31: ...utine maintenance required by the RXRL NV is the periodic replacement of the cooling fan and the removal of accumulated dust The period between such action will depend on ambient operating conditions...

Страница 32: ...REPLACEMENT 1 Open the top cover of the unit 2 Disconnect connector CN1 3 Undo the front panel fixing screws 4 Disconnect the 2 pole connector connecting the Modmeter card to the LEVEL HEAR connector...

Страница 33: ...CN1 CN2 and CN3 4 Undo the nuts fixing the PLL card in place 5 Remove the PLL with great care 4 9 MUTING CARD REPLACEMENT 1 Open the top cover of the unit 2 Disconnect connector CN0 3 Undo the nut fi...

Страница 34: ...various connectors of the Audio Process and 70 MHz IF card 4 Disconnect connectors CN1 CN2 CN3 and CN4 from the Audio Process card and connectors CN2 CN3 CN5 CN5 and CN6 from the 70MHz IF card 5 Undo...

Страница 35: ...e the unit as detailed in SETUP1 1 Use an R F signal generator to inject a 10 dBm signal into the R F input of the receiver 2 Using an oscilloscope to maximize the level of the 10 7 MHz IF signal veri...

Страница 36: ...al generator to inject a 47 dBm signal into the R F input of the receiver 2 Using a frequency meter check the accuracy of the 10 7 MHz IF 10 700 MHz is acceptable Adjust if necessary using compensator...

Страница 37: ...re not to reduce excessively the amplitude of the 10 7 MHz IF signal 5 4 CALIBRATION OF THE MUTING CARD To carry out this procedure configure the unit as detailed in SETUP3 1 Inject a 83 dBm signal in...

Страница 38: ...e receiver s operating frequency modulated by a 400 Hz tone with a deviation of 75 KHz 7 Check that the signal level is still 13 dBm and if not adjust R8 8 Use the Modmeter calibration procedure to en...

Страница 39: ...CALIBRATION OF THE CPU After replacement check that the displays function and that operating frequencies can be programmed using the UP 14 Fig 1 DOWN 12 Fig 1 and ENTER 13 Fig 1 buttons Check correct...

Страница 40: ...in note 3 to measure the MPX signal Carry out all the calibration procedures for the various parameters and select a measurement other than SCA MONO or MPX Select x10 on the Modmeter and inject a carr...

Страница 41: ...d by the EPROM the voltage reading lies between 3 5 and 10 3V The highter frequency should correspond to the highter voltage and vice versa 3 If the voltages in step 2 cannot be verified and the PLL i...

Страница 42: ...the transmitter and the frequency after the second conversion of the receiver It is recommended to align both units TX and RX at the same time and with the same frequency meter preferably one of high...

Страница 43: ...t 5 Using the frequency meter check the output frequency of the transmitter and adjust as necessary with capacitors C68 and C69 situated on the Main card 6 Connect the two units TX and RX as shown in...

Страница 44: ...d the unit according to SETUP B1 and B2 and carrying out the following procedure 1 Connect the instruments as shown in SETUP B1 to make MONO measurement 2 Generate an R F carrier at operating frequenc...

Страница 45: ...the unit according to SETUP C Fig 15 and carry out the following procedure 1 Adjust the variable attenuator for a value dependent from the transmitter s output power Table E 2 Adjust the signal gener...

Страница 46: ...filters FIL1 and FIL2 of the Front end Mixer for the maximum R F signal checking against the corresponding reading on the receiver s meter maximum R F signal displayable 47 dBm CASE B Should the new...

Страница 47: ...Calibrate the VCO as detailed in paragraph 5 10 of the RXRL NV manual 6 Calibrate the 6 compensators situated on the two filters FIL1 and FIL2 of the Front end Mixer for the maximum R F signal checki...

Страница 48: ...OM set the CPU on the frequency range relative to the EPROM frequency When the receiver switches on appears on the display the lightening notice SET 0 now push ENTER and verify that the minimum freque...

Страница 49: ...llo Frontale Pag 63 Vista del Pannello Frontale Fig 1 Pag 66 Descrizione del Pannello Posteriore Pag 67 Vista del Pannello Posteriore Fig 2 Pag 68 Descrizione della Vista dall Alto Pag 69 Vista dall A...

Страница 50: ...chede Pag 96 Power Supply Pag 97 Muting Card Pag 102 C P U Pag 106 Modmeter Card Pag 116 Anameter Card Pag 121 P L L Card Pag 129 V C O Card Pag 141 I F 70MHz Card Pag 146 Front End Mixer Pag 152 Inve...

Страница 51: ...di questa macchina ATTENZIONE disconnettere sempre l alimentazione prima di aprire coperchi o rimuovere qualsiasi parte di questa apparecchiatura Usare appropriate procedure di messa a terra per scar...

Страница 52: ...a macchina Imballarla con molta attenzione per la spedizione preferibilmente usando l imballo originale e sigillare l imballo perfettamente Il cliente assume sempre il rischio di perdita es l R V R no...

Страница 53: ...personale qualificato esercitando la dovuta attenzione La societ R V R ELETTRONICA s r l non sar responsabile per lesioni o danni risultanti da procedure improprie o dall uso di personale inesperto o...

Страница 54: ...RIO FARE ADERIRE LA BOCCA A CONTROLLARE LA RESPIRAZIONE QUELLA DELLA VITTIMA PRATICARE 4 RESPIRAZIONI VELOCI RICORDARSI DI INIZIARE IMMEDIATAMENTE LA RESPIRAZIONE C C I R C O L A Z I O N E CONTROLLARE...

Страница 55: ...shock d Trasportare la vittima in ospedale il pi velocemente possibile e Se braccia o gambe sono state colpite tenerle sollevate NOTA BENE Se l aiuto medico non disponibile prima di un ora e la vitti...

Страница 56: ...inseribile sull uscita Mono e MPX 1 3 MISURATORI E INDICATORI I parametri di funzionamento del ricevitore sono verificabili tramite il multimetro analogico 21 Fig 1 e il display a barra di led 18 Fig...

Страница 57: ...S r l Bo Pag 57 modo da poter variare la frequenza di lavoro ed effettuare il silenziamento audio a distanza 1 5 SPECIFICHE DELL APPARATO Fare riferimento alla tabella A per le caratteristiche elettr...

Страница 58: ...ntilazione forzata Frequenza di lavoro da 200 a 1100 MHz in sottobande di 25MHz Sensibilit MPX 100 mV o meno per 60dB SNR Mono 100 V o meno per 65dB SNR Selettivit 100 KHz a 3dB 350 KHz a 70dB Distors...

Страница 59: ...nica S r l Bo Pag 59 TABELLA B SPECIFICHE DIMENSIONALI E AMBIENTALI Dimensioni del rack 82mm 3 22 H 326mm 12 83 D 445mm 17 51 W Dimensioni del pannello 483mm 19 W 88mm 3 47 H Temperatura di lavoro da...

Страница 60: ...e filtrati vengono stabilizzati in 5V 15V 15V I 5V alimentano la scheda della CPU e la scheda mentre i 15V e i 15V alimentano la Modmeter card la CPU l Anameter card 1 e 2 il Front End Mixer la Audio...

Страница 61: ...del segnale e SIGNAL ampiezza del segnale Queste misure vengono selezionate tramite un comando a levetta 20 Fig 1 e indicate dalla dicitura a fianco del led verde acceso 8 Fig 1 Queste misure vengono...

Страница 62: ...nti di misura presenti sia sull Anameter card che sulla Modmeter card Questa scheda invia anche un segnale alla Muting card la quale visualizza lo stato di muting e la sua soglia d intervento tarata d...

Страница 63: ...PX Trimmer di regolazione del livello d uscita Stereo 6 MPX Connettore BNC d uscita del segnale MPX 7 ON OFF LPF 15KHz Interruttore per l inserimento di un filtro passa basso 30Hz 15KHz 8 LEDS Indicat...

Страница 64: ...Controlla la frequenza nello stesso modo del pulsante DOWN ottenendo un incremento della stessa 15 LEVEL MUTING Trimmer di regolazione del livello del muting 16 MUTING Led che indica l attivazione de...

Страница 65: ...21 METER Strumento analogico usato per visualizzare i parametri principali del ricevitore 15V 5V EXT 24V SIGNAL CENTER SCA MONO MPX 22 FREQUENCY DISPLAY Indicatore di frequenza 23 ON Indicatore led d...

Страница 66: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 66 FIG 1...

Страница 67: ...SETTO ROSSO Morsetto positivo per l alimentazione esterna a 24V opzionale 5 MORSETTO NERO Morsetto negativo per l alimentazione esterna a 24V opzionale 6 USCITA AUDIO U S A Uscita audio U S A per tele...

Страница 68: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 68 FIG 2...

Страница 69: ...E S C R I Z I O N E D E L L A V I S T A D A L L A L T O F o t o 1 1 Presa d alimentazione 2 Alimentatore 3 Trasformatore 4 C P U 5 Anameter Board 6 Scheda Modulation Meter e Uscite Mono Mpx 7 Scheda...

Страница 70: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 70 FOTO 1 9 8 7 1 2 3 4 10 6 11 5...

Страница 71: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 71 FIG 3...

Страница 72: ...selezionare la giusta tensione di alimentazione tramite il selettore posto sul pannello posteriore eventualmente con un cacciavite sollevare il cappuccio 2 Fig 2 su cui sono stampati i valori di tensi...

Страница 73: ...o sulla nuova frequenza Se questo tasto ENTER non viene premuto il display lampegger con il valore ultimo quattro volte riportandosi poi nuovamente sul precedente valore N B Durante tutte le operazion...

Страница 74: ...del solo primo led rosso mentre sulla posizione BAR quella di tutti i led verdi e del primo led rosso Verificare sull analizzatore audio che sia presente un livello di 13dBm Le operazioni vanno esegui...

Страница 75: ...od F A M Digital multimeter Mod Metrix Bypass Wattmeter Bird 50 Ohm Mod 43 Stereo Decoder A E V Stereo separation Mod SMD 60 dB 30Hz to 15 KHz Low distortion A F generator Krohn Hite THD 0 001 Oscillo...

Страница 76: ...tituzione delle ventole e la relativa pulizia da tracce di polvere eventualmente accumulate al suo interno Tale periodicit dipende dalle condizioni di funzionamento della macchina temperatura ambiente...

Страница 77: ...il coperchio superiore della macchina 2 Svitare le viti di fissaggio del pannello frontale 3 Disconnettere il connettore CN1 4 Disconnettere il connettore a due poli che collega la Modmeter card con...

Страница 78: ...al Front End Mixer 3 Disconnettere i connettori CN1 CN2 e CN3 4 Svitare i dadi di fissaggio della scheda sul PLL 5 Estrarre il PLL con molta cautela 4 9 SOSTITUZIONE DELLA MUTING CARD 1 Togliere il c...

Страница 79: ...F 70MHz 3 Annotare la posizione dei vari connettori della scheda Audio Process e della scheda IF 70MHz 4 Disconnettere i connettori CN1 CN2 CN3 e CN4 della scheda Audio Process e i connettori CN2 CN3...

Страница 80: ...nel SETUP1 1 Iniettare tramite il generatore di segnali collegato all ingresso RF un segnale a 10dBm con frequenza uguale a quella di lavoro del ricevitore 2 Verificare sull oscilloscopio di ottenere...

Страница 81: ...rato nel SETUP1 1 Iniettare nell ingresso RF del ricevitore un segnale di livello 47dBm alla frequenza pari a quella di lavoro del ricevitore tramite il generatore di segnali RF 2 Verificare tramite u...

Страница 82: ...ta ottimizzata anche quella MPX minore o uguale a 0 2 In caso contrario si pu agire su P1 TR1 e TR2 tenendo presente di non diminuire troppo il livello d ampiezza della IF 10 7MHz 5 4 TARATURA DELLA M...

Страница 83: ...una deenfasi di 50 s 1dBm per una deenfasi di 75 s 6 Iniettare nuovamente un segnale con portante alla frequenza di lavoro e con modulante a 400Hz deviata a 75KHz 7 Verificare che il livello di 13dBm...

Страница 84: ...di lavoro e con modulante a 400Hz con deviazione di 75KHz 19 Se necessario migliorare la separazione stereo agendo su R71 con la stessa procedura del passo 16 5 6 TARATURA DELLA CPU Dopo la sostituzio...

Страница 85: ...UP7 Porre il selettore della barra di led sulla posizione x1 e iniettare un segnale con portante alla frequenza di lavoro e con modulante a 400Hz con deviazione di 75KHz Verificare l accensione del pr...

Страница 86: ...gativo a massa 2 Controllare che agli estremi del range di frequenza disponibile sulla Eprom del ricevitore sia presente una tensione compresa tra 3 5 V e 10 3 V Verificare che alla frequenza pi alta...

Страница 87: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 87...

Страница 88: ...nza della 2 conversione del ricevitore E consigliato un contatore di alta precisione 0 2 ppm per allineare collegamenti radio che sono usati in installazioni ridondanti Se un tale contatore non dispon...

Страница 89: ...ura del valore massimo di potenza 2W 5W o 10W a seconda delle versioni 5 Valutare con il frequenziometro il valore della frequenza d uscita del trasmettitore e regolarlo tramite i compensatori C68 e C...

Страница 90: ...deve essere eseguita usando rispettivamente le configurazioni dei SETUP B1 e B2 ed eseguendo le operazioni seguenti 1 Connettere gli strumenti come mostrato nel SETUP B1 per effettuare la misura sul c...

Страница 91: ...eparazione stereo viene effettuata utilizzando un coder stereo e un demodulatore stereo con una precisione nota Questa misura viene effettuata calcolando il rapporto tra il segnale residuo del canale...

Страница 92: ...re eseguire le seguenti operazioni TRASMETTITORE 1 Selezionare la nuova frequenza tramite i selettori UP e DOWN e confermarla con il tasto ENTER RICEVITORE 1 Selezionare la nuova frequenza tramite i s...

Страница 93: ...quenza 2 Una volta sostituita la EPROM occorre impostare la CPU sul range di frequenza relativo alla frequenza preimpostata nella EPROM All accensione della macchina compare sul display la scritta SET...

Страница 94: ...a nuova frequenza 2 Una volta sostituita la EPROM occorre impostare la CPU sul range di frequenza relativo alla frequenza preimpostata nella EPROM All accensione della macchina compare sul display la...

Страница 95: ...e modules which composing the equipment For more information about each module see as reference Section 2 SCHEMI E L E T T R I C I P I A N ID IM O N T A G G I OEL I S T EC O M P O N E N T I Questo cap...

Страница 96: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 96 Card Connerctions Connessione delle Schede...

Страница 97: ...Manual R V R Elettronica S r l Bo Pag 97 POWER SUPPLY 1 Circuit Diagram 2 Bill of Material 3 Component Layout 4 Connections Table POWER SUPPLY 1 Schema Elettrico 2 Lista dei Componenti 3 Piano di Mont...

Страница 98: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 98...

Страница 99: ...C6 C7 47 F ELECTROLYTIC CAPACITOR CEA476BM630 C8 C9 C10 C12 5 1 C15 100 F ELECTROLYTIC CAPACITOR CEA107BM350 6 1 C2 2200 F ELECTROLYTIC CAPACITOR CEA228CM350 7 1 C1 4700 F ELECTROLYTIC CAPACITOR CEA47...

Страница 100: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 100...

Страница 101: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 101...

Страница 102: ...echnical and Maintenance Manual R V R Elettronica S r l Bo Pag 102 MUTING CARD 1 Circuit Diagram 2 Bill of Material 3 Component Layout MUTING CARD 1 Schema Elettrico 2 Lista dei Componenti 3 Piano di...

Страница 103: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 103...

Страница 104: ...Part Order Code __________________________________________________________________________________________________ 1 1 R1 270 RESISTOR 1 4W 5 RSC1 4JH0270 2 1 R2 M5K TRIMMER MULTIGIRI RVTMULAK0005 3 1...

Страница 105: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 105...

Страница 106: ...Elettronica S r l Bo Pag 106 C P U 1 Block Diagram 2 Circuit Diagram 3 Bill of Material 4 Component Layout 5 Connections Table C P U 1 Diagramma a Blocchi 2 Schema Elettrico 3 Lista dei Componenti 4...

Страница 107: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 107...

Страница 108: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 108...

Страница 109: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 109...

Страница 110: ...6AM350 10 1 K1 24P STRIP STRIP M P 2 54 24 PIN CNTSTRIPMCS 11 1 K2A 23P F STRIP STRIP F P 2 54 23 PIN CNTSTRIPFCS 12 1 K1A 24P F STRIP STRIP F P 2 54 24 PIN CNTSTRIPFCS 13 1 CN2 10P CONN CONN M 2 5 P...

Страница 111: ...FH0100 R18 R19 R20 R21 R22 R23 36 1 R14 4K7 RESISTOR 1 4W 5 RSC1 4JK04 7 37 9 R6 R7 R8 4K7 1 RESISTOR 1 4W 1 RSM1 4FK04 7 R9 R10 R11 R12 R13 R15 38 1 R24 10K 1 RESISTOR 1 4W 1 RSM1 4FK0010 39 1 C10 47...

Страница 112: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 112...

Страница 113: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 113...

Страница 114: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 114...

Страница 115: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 115...

Страница 116: ...hnical and Maintenance Manual R V R Elettronica S r l Bo Pag 116 MODMETER CARD 1 Circuit Diagram 2 Bill of Material 3 Component Layout MODMETER CARD 1 Schema Elettrico 2 Lista dei Componenti 3 Piano d...

Страница 117: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 117...

Страница 118: ...0 R23 4K7 RESISTOR 1 4W 5 RSC1 4JK04 7 10 6 R12 R13 10K 1 RESISTOR 1 4W 1 RSM1 4FK0010 R14 R15 R16 R20 11 7 R5 R7 R8 10K RESISTOR 1 4W 5 RSC1 4JK0010 R11 R26 R31 R35 12 1 R2 22K RESISTOR 1 4W 5 RSC1 4...

Страница 119: ...VK200 RF CHOKE IMPVK200 32 1 CN4 2 PIN CONN CONN M 2 1 P 2 54 CNTM2PCS 33 1 CN1 16P CONN CONN M 2 8 P 2 54 CNTMCSFC16P 34 2 CN2 CN3 BNC IS CS CONN BNC A STAMP IS CNTBNCFCSIS 35 2 SW3 SW4 1V 2P DEVIATO...

Страница 120: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 120...

Страница 121: ...ut 4 Anameter Card 2 Circuit Diagram 5 Anameter Card 2 Bill of Material 6 Anameter Card 2 Component Layout ANAMETER CARD 1 Schema Elettrico della Scheda Anameter 1 2 Lista dei Componenti della Scheda...

Страница 122: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 122...

Страница 123: ...9 RESISTOR 1 4W 5 RSC1 4JK03 9 9 12 R1 R2 R3 4K7 RESISTOR 1 4W 5 RSC1 4JK04 7 R4 R9 R10 R11 R12 R36 R38 R45 R48 10 1 R47 6K8 RESISTOR 1 4W 5 RSC1 4JK06 8 11 5 R26 R31 10K RESISTOR 1 4W 5 RSC1 4JK0010...

Страница 124: ...F ELECTROLYTIC CAPACITOR CEA476BM630 28 1 M1 STA250 A STRUMENTO 250uA SMABM55RQ251 29 2 CN1 CN2 26P CONN CONN M 2 13 P 2 54 CNTMCSFC26P 30 1 RY1 RLY 2V 12V RELAY 2 VIE 12V RLDLFHA00212 31 8 D1 D2 D11...

Страница 125: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 125...

Страница 126: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 126...

Страница 127: ...e Part Description Part Order Code __________________________________________________________________________________________________ 1 3 R61 R62 R63 1K RESISTOR 1 4W 5 RSC1 4JK0001 2 1 CN3 26P CONN C...

Страница 128: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 128...

Страница 129: ...R V R Elettronica S r l Bo Pag 129 AUDIO PROCESS CARD 1 Circuit Diagram 2 Bill of Material 3 Component Layout 4 Connections Table AUDIO PROCESS CARD 1 Schema Elettrico 2 Lista dei Componenti 3 Piano...

Страница 130: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 130...

Страница 131: ...K RESISTOR 1 4W 2 RSC1 4GK0002 7 9 R16 R24 2K2 RESISTOR 1 4W 5 RSC1 4JK02 2 R25 R40 R60 R63 R69 R70 R72 8 2 R22 R23 2K7 RESISTOR 1 4W 5 RSC1 4JK02 7 9 1 R44 3K3 RESISTOR 1 4W 5 RSC1 4JK03 3 10 7 R9 R1...

Страница 132: ...APACITOR NP0 CKM680BJ600C 31 2 C18 C31 220pF CERAMIC CAPACITOR NP0 CKM221BK600C 32 1 C7 330pF CERAMIC CAPACITOR CKM331BK600P 33 2 C10 C11 470pF CERAMIC CAPACITOR CKM471BK600P 34 2 C8 C9 1nF CERAMIC CA...

Страница 133: ..._____________________________ 47 3 K1 K2 K3 RLY 1V 12V RELAY 1 VIA 12V RLD112 48 4 D5 D8 D9 1N4148 SILICON DIODE DIS1N4148 D11 49 2 D1 D2 1N4003 SILICON DIODE 200V DIS1N4003 50 1 D7 1N4007 SILICON DIO...

Страница 134: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 134...

Страница 135: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 135...

Страница 136: ...Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 136 P L L CARD 1 Circuit Diagram 2 Bill of Material 3 Component Layout P L L CARD 1 Schema Elettrico 2 Lista dei Componenti 3 Piano di M...

Страница 137: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 137...

Страница 138: ...010 9 1 R25 12K RESISTOR 1 4W 5 RSC1 4JK0012 10 1 R24 39K RESISTOR 1 4W 5 RSC1 4JK0039 11 2 R5 R31 47K RESISTOR 1 4W 5 RSC1 4JK0047 12 3 R16 R19 R28 82K RESISTOR 1 4W 5 RSC1 4JK0082 13 2 C27 C28 TL40P...

Страница 139: ...____________________________ 26 2 CN3 CN4 SMB CONN SMB A CRIM RG188 CNTSMBFCVD 27 1 X1 Q4MHZ CRYSTAL QRZ4HC18 28 3 D1 D2 D3 1N4148 SILICON DIODE DIS1N4148 29 1 D4 LED R3 RED LED DIODE 3mm LEDRO03 30 6...

Страница 140: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 140...

Страница 141: ...Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 141 V C O CARD 1 Circuit Diagram 2 Bill of Material 3 Component Layout V C O CARD 1 Schema Elettrico 2 Lista dei Componenti 3 Piano di M...

Страница 142: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 142...

Страница 143: ...RESISTOR 1 4W 5 RSC1 4JK04 7 11 1 R8 5K6 RESISTOR 1 4W 5 RSC1 4JK05 6 12 1 R11 T1K TRIM REG VERT 10mm RVTD10VK0001 13 2 PAS1 PAS2 GLASS FEED PASSANTE IN VETRO PASSVETRO 14 1 C7 1P2 CERAMIC CAPACITOR N...

Страница 144: ...LINK FILO ARG 1mm CAVARG1000 30 1 CN4 BNC C S CONN BNC A STAMPATO CNTBNCFCSD 31 3 CN1 CN2 CN3 SMB C S CONN SMB A STAMPATO CNTSMBMCSD 32 1 D1 BB505B VARICAP DIODE DIVBB505 33 1 Q5 BCY59 NPN TRANSISTOR...

Страница 145: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 145...

Страница 146: ...nical and Maintenance Manual R V R Elettronica S r l Bo Pag 146 I F 70MHz CARD 1 Circuit Diagram 2 Bill of Material 3 Component Layout I F 70MHz CARD 1 Schema Elettrico 2 Lista dei Componenti 3 Piano...

Страница 147: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 147...

Страница 148: ...R57 R75 1K RESISTOR 1 4W 5 RSC1 4JK0001 11 3 R47 R52 R54 2K2 RESISTOR 1 4W 5 RSC1 4JK02 2 12 1 R77 3K3 RESISTOR 1 4W 5 RSC1 4JK03 3 13 1 R76 4K7 RESISTOR 1 4W 5 RSC1 4JK04 7 14 1 R62 5K6 RESISTOR 1 4W...

Страница 149: ...2 C83 C85 C87 35 2 C34 C47 4 7 F ELECTROLYTIC CAPACITOR CEA475AM350 36 9 C4 C7 C14 10 F ELECTROLYTIC CAPACITOR CEA106AM350 C70 C71 C74 C75 C79 C81 37 1 C53 10 FT TANTALIUM CAPACITOR CET106AM350 38 6 C...

Страница 150: ...Part Order Code __________________________________________________________________________________________________ 51 1 IC5 78L08 POS STABILIZER 100mA CIL78L08 52 1 T6 BC237 NPN TRANSISTOR TRNBC237 53...

Страница 151: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 151...

Страница 152: ...End Mixer Second Ver Circuit Diagram 5 Front End Mixer Second Ver Bill of Material 6 Front End Mixer Second Ver Component Layout I F 70MHz CARD 1 Schema Elettrico Front End Mixer Prima Ver 2 Lista de...

Страница 153: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 153...

Страница 154: ...C11 M10pF PRECISION TRIMMER CAP CVA100BK101 C12 C13 C14 3 4 C1 C2 C5 C6 47pFCH CERAMIC CHIP CAPACITOR CCC470AJ500 4 2 C3 C4 1nFCH CERAMIC CHIP CAPACITOR CCC102AJ500 5 2 C7 C8 1nFPAS CER THROUGH CAPAC...

Страница 155: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 155...

Страница 156: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 156...

Страница 157: ...CISION TRIMMER CAP CVA100BK101 C12 C13 C14 3 2 C1 C2 47pFCH CERAMIC CHIP CAPACITOR CCC470AJ500 4 1 C15 470pF CERAMIC CAPACITOR CKM471BK600P 5 1 C3 1nFCH CERAMIC CHIP CAPACITOR CCC102AJ500 6 1 C7 1nFPA...

Страница 158: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 158...

Страница 159: ...d Maintenance Manual R V R Elettronica S r l Bo Pag 159 INVERTER CARD OPTIONAL 1 Circuit Diagram 2 Bill of Material 3 Component Layout INVERTER CARD OPTIONAL 1 Schema Elettrico 2 Lista dei Componenti...

Страница 160: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 160...

Страница 161: ...3 C1 C4 C6 100nF CERAMIC CAPACITOR CKM104BK600P 4 1 C9 0 1 FP POLIESTER CAPACITOR CPE104DK101 5 1 C10 10 F ELECTROLYTIC CAPACITOR CEA106AM350 6 2 C2 C5 220 F ELECTROLYTIC CAPACITOR CEA227BM350 7 3 C3...

Страница 162: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 162...

Страница 163: ...nance Manual R V R Elettronica S r l Bo Pag 163 USA AUDIO OUTPUT CARD OPTIONAL 1 Circuit Diagram 2 Bill of Material 3 Component Layout USA AUDIO OUTPUT CARD OPTIONAL 1 Schema Elettrico 2 Lista dei Com...

Страница 164: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 164...

Страница 165: ...4W 5 RSC1 4JK0001 R10 R11 2 6 R1 R2 R3 TL1K TRIMMER REG VERT 15mm RVTD15VK0001 R4 R5 R6 3 12 C12 C13 89pF CERAMIC CAOACITOR NP0 CSM890BJ600C C14 C15 C16 C17 C18 C19 C20 C21 C22 C23 4 5 C7 C8 C9 47nF...

Страница 166: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 166...

Страница 167: ...ntenance Manual R V R Elettronica S r l Bo Pag 167 MONO BALANCED CARD OPTIONAL 1 Circuit Diagram 2 Bill of Material 3 Component Layout MONO BALANCED CARD OPTIONAL 1 Schema Elettrico 2 Lista dei Compon...

Страница 168: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 168...

Страница 169: ...rence Part Description Part Order Code __________________________________________________________________________________________________ 1 2 R1 R2 1K RESISTOR 1 4W 5 RSC1 4JK0001 2 2 R3 R4 10K RESIST...

Страница 170: ...RXRL NV Technical and Maintenance Manual R V R Elettronica S r l Bo Pag 170...

Страница 171: ...ound in Italy All rights reserved No part of this manual may be reproduced or utilized in any form or by any means electronic or mechanical including photocopying recording or by any information stora...

Страница 172: ......

Страница 173: ...APPENDIX Description RVR Code Vers Page Block Diagram 0 1 2 C P U section CPU NV 0 1 10 P L L Card CSSINTPLLRX 0 1 4 TCXOCard CSTCX002 0 1 4 SAW Filter CSFIL70SAW01 0 1 4 15 kHz filter FLTPBE7E 0 1 4...

Страница 174: ...RXRL NV ii Appendix Rev 0 3 11 04 03 Pagina lasciata intenzionalmente in bianco...

Страница 175: ...RXRL NV 1 2 BLOCK DIAGRAM Rev 0 1 12 09 02...

Страница 176: ...RXRL NV 2 2 BLOCK DIAGRAM Rev 0 1 12 09 02 Pagina lasciata intenzionalmente in bianco...

Страница 177: ...GLFH 3URJHWWR 1RPH 3 LQ 5HWH LOH DUWHOOD DWD 5HYLVLRQH RGLFH 1RPH 3DUWH XWRUL D LRQH 3DJLQD 6L H GL DISPLAY DIS_NV Mosi Sck Ss0 Ss1 Vcc GND KEY_E KEY_U KEY_D PD0 PD1 TXD RXD CPU CPU_NV Mosi Sck Ss0 Ss...

Страница 178: ...RXRL NV 2 10 CPU NV Technical Appendix Rev 0 1 02 09 02...

Страница 179: ...RP3B NEW SIL214 100R 3 4 RP3C NEW SIL214 100R 5 6 J3 CON10AP 1 3 5 7 9 2 4 6 8 10 RP2A NEW SIL214 100R 1 2 TP1 TOWER 1 U1 68HC11F1 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 16 15 14 13 12 11 10...

Страница 180: ...00PF C23 4 10 C5 C6 C9 C16 C17 C18 C19 CM 1UF C20 C21 C22 5 1 C7 CM1KPF 6 1 C8 CP 33UF 7 1 C15 CM4700PF 8 2 DZ1 DZ2 5V6 0 5W 9 1 F1 DSS 310 223 10 1 JP1 STRIP11M 11 3 JP2 JP4 JP5 STRIP2M 12 1 JP3 STRI...

Страница 181: ...RXRL NV CPU NV 5 10 Appendice Tecnica Rev 0 1 02 09 02...

Страница 182: ...A B C D LT BI LE A B C D E F G U8 74HC164 1 2 8 9 3 4 5 6 10 11 12 13 A B CLK CLR QA QB QC QD QE QF QG QH U7 4511 7 1 2 6 3 4 5 13 12 11 10 9 15 14 A B C D LT BI LE A B C D E F G U6 4511 7 1 2 6 3 4...

Страница 183: ...2 C11 C12 CM100PF 4 4 DZ1 DZ2 DZ3 DZ4 15V 0 5W 5 6 D1 D2 D3 D4 D5 D6 7303 6 2 H2 H1 FIX 7 1 JP1 STRIP2M 8 1 JP2 STRIP11M 9 5 J3 J4 J5 J6 J7 JUMPER 10 2 R1 R2 100R 11 51 R3 R4 R5 R6 R7 R8 R9 R10 680R R...

Страница 184: ...RXRL NV 8 10 CPU NV Technical Appendix Rev 0 1 02 09 02 Versione precedente solo per riferimento Former version for reference only...

Страница 185: ...50R 5 6 RP1B NEW SIL214 150R 3 4 RP4D NEW SIL214 150R 7 8 RP4C NEW SIL214 150R 5 6 RP4A NEW SIL214 150R 1 2 RP3C NEW SIL214 150R 5 6 RP3A NEW SIL214 150R 1 2 RP5C NEW SIL214 1K 5 6 RP5B NEW SIL214 1K...

Страница 186: ...__________ 1 8 C1 C2 C3 C4 C5 C6 C15 CM 1UF C16 2 2 C7 C8 CP22NF 3 4 C9 C10 C11 C12 CT1 16 4 2 C13 C14 CM100PF 5 4 DZ7 DZ8 DZ9 DZ10 15V 0 5W 6 6 D1 D2 D3 D4 D5 D6 7303 7 1 JP1 STRIP11F 8 1 JP2 STRIP2F...

Страница 187: ...RXRL NV CSSINTPLLRX 1 4 Technical Appendix Rev 0 1 02 09 02...

Страница 188: ...6 7 8 9 10 11 12 13 14 15 16 C5 0 1uF C9 0 1uF L3 2u2 C2 100uF 25V L2 2u2 C7 0 1uF C3 100uF 25V IS02 N C R2 N C R3 N C R4 N C R7 4K7 R8 4K7 CN2 16 PIN CONN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 IS03...

Страница 189: ...C15 C16 2 2uF 7 2 C12 C14 22uF 8 3 C17 C18 C24 10uF 9 3 C19 C20 C22 1nF 10 1 C23 47nF 11 1 C26 10nF 12 10 R1 IS01 R2 IS02 R3 IS03 N C R4 IS04 C27 C28 13 3 D1 D2 D3 1N4148 14 1 D4 LED R3 15 3 IS05 IS0...

Страница 190: ...RXRL NV 4 4 CSSINTPLLRX Technical Appendix Rev 0 1 02 09 02 Pagina lasciata intenzionalmente in bianco This page was intentionally left blank...

Страница 191: ...RXRL NV CSTCX002 1 4 Technical Appendix Rev 0 1 02 09 02...

Страница 192: ...I J 02 09 02 1 1 A4 1RPH 3URJHWWR XWRUH RGLFH 3URJHWWR 1RPH 3 LQ 5HWH LOH DUWHOOD DWD 5HYLVLRQH RGLFH 1RPH 3DUWH XWRUL D LRQH 3DJLQD 6L H GL 5V 5V GND VCC GND JP1 STM06SO 1 2 3 4 5 6 R2 270 R1 4K7 C1...

Страница 193: ...ials Page 1 Item Quantity Reference Part __________________________________________________ 1 2 C1 C2 0 1uF 2 1 FIX1 FIX35 3 1 JP1 STM06SO 4 8 J1 J2 J3 J4 J5 J6 J7 J8 JSMD 5 1 Q1 MMBFJ310 6 1 Q2 BC857...

Страница 194: ...RXRL NV 4 4 CSTCX002 Technical Appendix Rev 0 1 02 09 02 Pagina lasciata intenzionalmente in bianco This page was intentionally left blank...

Страница 195: ...RXRL NV 1 CSFIL70SAW01 Rev 0 1 12 09 02 1 70 Mhz Bandpass Filter 1 1 Frontal View 1 2 Rear View OUT IN...

Страница 196: ...RXRL NV 2 2 CSFIL70SAW01 Rev 0 1 12 09 02...

Страница 197: ...RXRL NV FLTPB7E 1 4 Appendice Tecnica Rev 0 1 04 03 03...

Страница 198: ...2 R24 3K83 1 2 cw RV1 TRSMD500 C9 3n3 1 2 C4 3n3 1 2 C2 3n3 1 2 R4 316K0 1 2 C8 0 1uF 1 2 R9 3K83 1 2 R3 10K0 1 2 R2 10K0 1 2 R6 4K99 1 2 R8 4K99 1 2 R19 3K16 1 2 R22 3K16 1 2 cw RV2 TRSMD500 C12 3n3...

Страница 199: ...1 8 C1 C2 C4 C5 C6 C9 C10 3n3 C12 2 4 C3 C7 C8 C11 0 1uF 3 3 RV1 RV2 RV3 TRSMD500 4 2 R4 R1 316K0 5 2 R3 R2 10K0 6 1 R5 51 7 2 R6 R8 4K99 8 1 R7 3K01 9 2 R24 R9 3K83 10 2 R10 R14 5K11 11 1 R11 51H0 12...

Страница 200: ...RXRL NV 4 4 FLTPB7E Technical Appendix Rev 0 1 04 03 03 Pagina lasciata intenzionalmente in bianco This page was intentionally left blank...

Страница 201: ...RXRL NV CSDECRXLCD01 1 4 Appendice Tecnica Rev 0 1 04 03 03...

Страница 202: ...4 15 16 C20 10uF C19 390pF R15 0 R13 22K cw R14 TC5K C26 0 22uF C25 0 47uF R17 3K3 C23 10uF C24 2n2 C21 33nF cw R16 T22K CN1 16 PIN CONN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 JP1 1K C22 33pF U1A TL08...

Страница 203: ...C9 C10 C11 C13 C14 39pF C15 C16 5 1 C19 390pF 6 1 C21 33nF 7 1 C22 33pF 8 1 C24 2n2 9 1 C25 0 47uF 10 1 C26 0 22uF 11 1 C27 0 33uF 12 4 R21 R22 C28 C29 N C 13 2 C30 C31 22nF 14 4 R01 JP1 R02 JP2 1K 1...

Страница 204: ...RXRL NV 4 4 CSDECRXLCD01 Technical Appendix Rev 0 1 04 03 03 Pagina lasciata intenzionalmente in bianco This page was intentionally left blank...

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