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TECHNICAL SPECIFICATIONS

MA-245Z

CHARACTERISTICS

PA amplifier.
4 selectable loudspeaker zones with independent volume control.
Phantom power supply.
Priority paging.

POWER

360 W maximum, 240 W RMS

RESPONSE

80-16,000 Hz ±3 dB

DISTORTION

Harmonic: < 1% at 1 kHz

INPUTS

4 balanced mic./ lines, combo (XLR and 6.3 mm jack) 600 Ω 4 mV RMS
and 47,000 Ω 150 mV RMS, switchable.
1 aux, 2 x RCA 47,000 Ω 250 mV RMS
1 amp in, RCA 10,000 Ω 1 V RMS
1 telephone input, screw terminals 600 Ω 100 mV RMS

OUTPUTS

1 line out, 2 x RCA 47,000 Ω 1 V RMS
1 pre out, RCA 600 Ω 1 V RMS
1 monitor, screw terminals 600 Ω, 775 mV RMS and 1 W 8 Ω (aux input)

CONTROLS

Tone:
Bass: ±10 dB
Treble: ±10 dB
Volume: input 1-4, aux and general volume

PHANTOM

24 V in mics 1 to 4, selectable

PRIORITY

Telephone input and mic. 1 according to signal level, selectable

ZONE SELECTOR

4 selectable loudspeaker zones with independent volume control,
maximum 120 W per zone 

IMPEDANCE

4 Ω and 100, 70 and 25 V lines, screw terminals

POWER SUPPLY

230/115 V AC, 600 W and 24 V DC, 312 W

DIMENSIONS

420 x 89 x 300 mm depth. 2 U 19” rack

OPTIONAL

MA-2N: mounts for assembly in 19” rack 

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EN

MA-245Z_MANUAL_(EN_ES_FR_PT)_20191204.qxp_Maquetación 1  4/12/19  15:56  Página 7

Содержание MA-245Z

Страница 1: ...NSTRUCCIONES MODE D EMPLOI MANUAL DE INSTRU OES MA 245Z PA AMPLIFIER AMPLIFICADOR DE MEGAFON A AMPLIFICATEUR DE SONORISATION AMPLIFICADOR DE MEGAFONIA MA 245Z_MANUAL_ EN_ES_FR_PT _20191204 qxp_Maqueta...

Страница 2: ...icators The red LED indicators indicate saturation or a distorted signal which could damage the loudspeakers or the ampli er 6 ZONE SELECTOR ZONE 1 to ZONE 4 there are 4 individual zone controls and o...

Страница 3: ...vice in a clockwise direction to its maximum maximum priority CAUTION when connecting or disconnecting an unbalanced microphone it is necessary that the switch is in the MIC position If the switch is...

Страница 4: ...li er It only monitors the AUX IN input controlled with the AUX volume and adjustable level with LEVEL MOH control on the rear panel 16 TEL INPUT telephone input terminals Allow connection to a teleph...

Страница 5: ...s in a series parallel circuit so that the load impedance of the loudspeakers is the same as the ampli er output impedance and that the power supplied by the ampli er does not exceed that withstood by...

Страница 6: ...BLOCK DIAGRAM 6 EN MA 245Z_MANUAL_ EN_ES_FR_PT _20191204 qxp_Maquetaci n 1 4 12 19 15 56 P gina 6...

Страница 7: ...x RCA 47 000 1 V RMS 1 pre out RCA 600 1 V RMS 1 monitor screw terminals 600 775 mV RMS and 1 W 8 aux input CONTROLS Tone Bass 10 dB Treble 10 dB Volume input 1 4 aux and general volume PHANTOM 24 V...

Страница 8: ...minosos rojos indican saturaci n o se al distorsionada que puede llegar a producir aver as en los altavoces o en el ampli cador 6 SELECTOR DE ZONAS ZONE 1 a ZONE 4 hay 4 controles de zona individuales...

Страница 9: ...r el control MUTE SEN del panel posterior del aparato en sentido horario hasta el m ximo m xima prioridad PRECAUCI N cuando conecte o desconecte un micr fono no balanceado es preciso que el conmutador...

Страница 10: ...n ampli cador interno de 1 W Solamente monitoriza la entrada AUX IN controlada con el volumen AUX y nivel ajustable con el control LEVEL MOH del panel trasero 16 TEL INPUT terminales entrada telef nic...

Страница 11: ...cuito serie paralelo de manera que la impedancia de carga de los altavoces sea igual a la impedancia de salida del ampli cador y que la potencia suministrada por el ampli cador no supere la soportada...

Страница 12: ...DIAGRAMA DE BLOQUES 12 ES MA 245Z_MANUAL_ EN_ES_FR_PT _20191204 qxp_Maquetaci n 1 4 12 19 15 56 P gina 12...

Страница 13: ...e out 2 x RCA 47 000 1 V RMS 1 pre out RCA 600 1 V RMS 1 monitor terminales roscados 600 775 mV RMS y 1 W 8 entrada aux CONTROLES Tono Graves 10 dB Agudos 10 dB Volumen entrada 1 a 4 aux y volumen gen...

Страница 14: ...rouges indique une saturation ou un signal distorsion qui peut produire des dommages aux haut parleurs ou l ampli cateur 6 S LECTEUR DE ZONES ZONE 1 ZONE 4 il y a 4 contr les de zones individuels et u...

Страница 15: ...contr le MUTE SEN du panneau post rieur de l appareil dans le sens horaire jusqu au maximum priorit maximale PRECAUTION quand vous connectez ou d connecter un microphone non quilibr il faut que le com...

Страница 16: ...ispose d un ampli cateur interne 1 W Il monitorise seulement l entr e AUX IN control e avec le volume AUX et niveau r glable avec le contr le LEVEL MOH du panneau arri re 16 TEL INPUT borniers d entr...

Страница 17: ...arleurs un circuit s rie parall le de fa on que l imp dance de charge des haut parleurs soient la m me que l imp dance de sortie de l ampli cateur et que la puissance fournie par l ampli cateur ne sup...

Страница 18: ...SCH MA FONCTIONNEL 18 FR MA 245Z_MANUAL_ EN_ES_FR_PT _20191204 qxp_Maquetaci n 1 4 12 19 15 56 P gina 18...

Страница 19: ...line out 2 x RCA 47 000 1 V RMS 1 pr out RCA 600 1 V RMS 1 moniteur borniers let s 600 775 mV RMS y 1 W 8 entr e aux CONTR LES Ton Graves 10 dB Aigus 10 dB Volume entr e 1 4 aux et volume g n ral PHAN...

Страница 20: ...minosos vermelhos indicam satura o ou sinal distorcido que poder causar avarias nas colunas ou no ampli cador 6 SELETOR DE ZONAS ZONE 1 a ZONE 4 existem 4 controlos de zona individuais e um controlo g...

Страница 21: ...ever girar o controlo MUTE SEN do painel posterior do aparelho no sentido dos ponteiros do rel gio at ao m ximo m xima prioridade ATEN O ao ligar ou desligar um microfone n o balanceado necess rio o c...

Страница 22: ...interno de 1 W Apenas monitoriza a entrada AUX IN controlada com o volume AUX e n vel ajust vel com o controlo LEVEL MOH do painel posterior 16 TEL INPUT terminais entrada telef nica Permitem a liga...

Страница 23: ...s rie paralelo de forma a que a imped ncia de carga das colunas seja igual imped ncia de sa da do ampli cador e que a pot ncia fornecida pelo ampli cador n o supere a suportada pelas colunas Se utili...

Страница 24: ...DIAGRAMA DE BLOCOS 24 PT MA 245Z_MANUAL_ EN_ES_FR_PT _20191204 qxp_Maquetaci n 1 4 12 19 15 56 P gina 24...

Страница 25: ...e out 2 x RCA 47 000 1 V RMS 1 pre out RCA 600 1 V RMS 1 monitor terminais de rosca 600 775 mV RMS e 1 W 8 entrada aux CONTROLOS Tom Graves 10 dB Agudos 10 dB Volume entrada 1 a 4 aux e volume geral P...

Страница 26: ...26 MA 245Z_MANUAL_ EN_ES_FR_PT _20191204 qxp_Maquetaci n 1 4 12 19 15 56 P gina 26...

Страница 27: ...27 MA 245Z_MANUAL_ EN_ES_FR_PT _20191204 qxp_Maquetaci n 1 4 12 19 15 56 P gina 27...

Страница 28: ...www fonestar com MA 245Z_MANUAL_ EN_ES_FR_PT _20191204 qxp_Maquetaci n 1 4 12 19 15 56 P gina 28...

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