Inter m pa 935 amplifier инструкция

Inter-m PA-935A Service Manual

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AMPLIFIER

PA-935A

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Summary of Contents for Inter-m PA-935A

  • Page 1: Service Manual

    SERVICE MANUAL AMPLIFIER PA-935A…

  • Page 2: Electrical Adjustment Procedure

    ELECTRICAL ADJUSTMENT PROCEDURE 1. Connection 2. Adjustment — Adjust SVR104 so that the current through the R190 become 4~7mV. When that voltage across the Positive “TP1” to Negative “TP2” becomes 4~7mV, the current becomes 15~26mA.

  • Page 3: Specifications

    SPECIFICATIONS ■ ELECTRICAL Rated Output Power (at THD : 5%) …………. 5W(RMS) Frequency Response (±3dB) MIC 1,2,3 …………….150Hz~12kHz AUX ………………80Hz~15kHz CD/SATELLITE …………….80Hz~15kHz TELEPHONE …………….330Hz~3kHz Total Harmonic Distortion (at Rated Output, 1kHz) ……… Less Than 5% Signal to Noise Ratio MIC 1,2,3 …………….

  • Page 4
    ELECTRICAL PARTLIST Ref No. Part No. Description Value Ref No. Part No. Description Value R105-106 3009752973 RES MF 7.5K 1/5W 5% AX N TA 7.5K MAIN B’D (C4005407500) R137 R182 3009821973 RES MF 820 1/5W 5% AX N TA TP1-2 4678699410 CNT PLUG 1P CNT1P…
  • Page 5
    CON ASS’Y 1P 150MM BLK 4458000110 FUSE HOLDER (EDK20MM) FH-033 5508412239 FUSE 20MM T 1A 250V K/U/CS/J T1AL/250V C2818085200 TRANS OPT 70/100V 35W PA-935A O.P.T C2828054600 TRANS POWER 100V PA-935A 100V C2828054610 TRANS POWER 120V PA-935A 120V C2828054620 TRANS PW EI 220V 29.4V 1.04A 220V C2828054630 TRANS PW EI 230V 29.4V 1.04A…

  • Page 6: Wiring Diagram

    WIRING DIAGRAM…

  • Page 7: Block Diagram

    BLOCK DIAGRAM…

  • Page 8
    SCHEMATIC DIAGRAM…

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Inter-m PA-935A Operation Manual

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Related Manuals for Inter-m PA-935A

Summary of Contents for Inter-m PA-935A

  • Page 1
    PA-935A Amplifier…

  • Page 2: Table Of Contents

    Contents Contents Welcome Warning……………………….1 Unpacking ……………………….2 Installation Environment……………………….2 Important Safety Instructions………………….2 Features ……………………….3 Accessories………………………..3 Front Panel ……………………….4 Rear Panel ……………………….5 Connecting Speakers ……………………7 Applications ……………………….8 Block Diagram ……………………..9 Specifications ……………………..10 Service Procedures……………………….11 Schematic ………………………..11 Parts List ……………………….11 Variations and Options …………………..11 Warranty ……………………….11…

  • Page 3: Warning

    A personal welcome to you from the management and employees of Inter-M All of the co-workers here at Inter-M are dedicated to providing excellent products with inherently good value, and we are delighted you have purchased one of our products.

  • Page 4: Unpacking

    AMPLIFIER Unpacking Although your PA-935A is neither complicated nor difficult to operate, we recommend you take a few minutes to read this brief manual and familiarize yourself with the important information regarding product features, setup and operation. As with most electronic devices, we strongly recommend you retain the original packaging. In the unlikely event the product must be returned for servicing, the original packaging (or reasonable equivalent) is required.

  • Page 5: Features

    Mic 2/Aux and Mic3/CD/Satellite inputs mute when telephone paging and/or Mic 1 in use. — TONE CONTROL Separate Bass and Treble controls to tailor your sound. Accessories One detachable AC power cord is provided for use with this product. PA-935A…

  • Page 6: Front Panel

    This knob provides continuous control of the high frequency response, by adding up to 10dB of cut (decrease) or boost (increase). 6. MASTER VOLUME This knob provides continuous control of the overall volume of output. 7. POWER SWITCH Pressing this switch turns the unit on. Pressing it again turns the unit off. PA-935A…

  • Page 7: Rear Panel

    If the fuse continues to blow, refer servicing to a qualified service technician. AC Fuse Ratings Model 100V-120VAC 220V-240VAC PA-935A 2A/250V 1A/250V 2. SPEAKER OUTPUT TERMINAL These terminals are used to connect speakers to the unit. You may select either 4…

  • Page 8
    This input is used for connecting line-level sources, such as CD or cassette deck. When using this input, the respective Mic/AUX switch must be set to its AUX setting. 10. MIC 2/AUX SELECTOR SWITCH This switch is used to select between mic level and line level for Mic 2/AUX input. PA-935A…

  • Page 9: Connecting Speakers

    AMPLIFIER Connecting Speakers Connecting Speakers Before connecting speakers to your PA-935A unit, be sure to disconnect the AC power cable. Make certain that the total impedance is not less than the rated impedance indicated. For 4 low-impedance speakers, connect in parallel, with the negative (-) connectors to the 4 terminal and the positive (+) connectors to the COM terminal.

  • Page 10: Applications

    AMPLIFIER Applications Applications SPEAKERS OUTPUT CD / SATELLITE 100V MIC 3 MIC 2 MIC 1 T / P TEL / MUTE MIC 1 / MUTE TELEPHONE TUNER EXCHANGE SYSTEM CD/SATELLITE PA-935A…

  • Page 11: Block Diagram

    AMPLIFIER Block Diagram Block Diagram PA-935A…

  • Page 12: Specifications

    Output Voltage/Impedance……….4 /11.8V, 8 /16.7V, 140 /70V, 285 /100V — GENERAL Power Source …………….100–120VAC or 220–240VAC; 50/60Hz …………..(Supplied AC mains transformer depends on country requirements) Power Consumption ……………………..40W Weight ……………………….4.4kg/9.7lb Dimensions ……………290(W)x76(H)x185(D)mm/11.4(W)x3(H)x7.3(D)in * Specifications and design subject to change without notice. PA-935A…

  • Page 13: Service

    To obtain specific warranty information and available service locations contact Inter-M directly(in Korea or the USA) or the authorized Inter-M Distributor for your specific country or region.

  • Page 14
    Inter-M, Ltd. (Korea) began operations in 1983. Since then, Inter-M has grown to become one of the largest manufacturers of professional audio and commercial sound electronics equipment in the world. Inter-M has gained worldwide recognition for its own branded products, as well as private label manufacturing of electronics sold under other names (OEM).

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PA-935 | Manualzz

PA - 935
AMPLIFIER
FEATURES
35W OUTPUT POWER
This model can deliver very strong 35 Watts(RMS)
output power at less than 5% T.H.D.
VERSATILE AND CONVENIENT
3 channels of input signals from MIC 1, MIC 2(AUX 1),
MIC 3(AUX 2) provided and mixed, and call of tone is
incorporated for versatile and convenient use.
TELEPHONE INPUT
This model has the function of telephone input to
connect with telephone system.
MUTING FOR PRIORITY
Signal from MIC1 can be activation muting circuit which
temporarily mutes signals from other(MIC 2, MIC 3) input.
(Telephone can be mutes signals from MIC 1, MIC 2, MIC 3)
SPECIFICATIONS
ELECTRICAL
0dB=0.775Vrms
Rated Output ................................................35W(RMS)
....................4Ω/11.8V, 8Ω/16.7V, 18Ω/25V, 140Ω/70V
Input Sensitivity/Impedance ....MIC Screw/T 2mV/600Ω
..............................................AUX Screw/T 150mV/1kΩ
..................................Telephone Screw/T 0.775V/600Ω
Frequency Response...............................150Hz~15kHz
T.H.D ........................................................Less than 5%
S/N ......................................................Better than 60dB
Tone Control Effect ..............................................±10dB
GENERAL
Power Source.......................AC 110V-240V, 50/60Hz
Power Consumption ..............................................80W
Weight ...............................................................4.4kg
Dimensions .....................290(W) 70(H) 196(D)mm
PA-935
BASS VOLUME
POWER LED
MASTER VOLUME
10
8
MIC 1
4
5
MIC 2/AUX 1
4
6
3
8
1
9
0
5
8
1
5
9
BASS
TREBLE
0
0
6
3
7
2
0
10
4
6
3
7
2
MIC 3/AUX 2
8
1
POWER
16
2
18
9
0
10
14
4
7
2
POWER ON
12
6
-10
10
MIC 1, MIC 2/AUX 1
MIC 3/AUX 2 VOLUME
+10
-10
ON
+10
0
TREBLE VOLUME
MASTER VOLUME
GND
SPEAKER OUTPUT TERMINAL
OUTPUT
INPUT
GND
MIC3
MIC2
MIC1
AUX 1/MIC 2
SELECTOR SWITCH
S/N
COM
4Ω
BΩ
70V
INPUT
~AC INPUT
230V 50Hz,80W
100V
AUX 2
T/P
AC INPUT CORD
AUX 1
AUX 2
STEREO MIXED
GND
BALANCED
MODEL:PA -935 AMPLIFIER
AUX 1, 2 INPUT BALANCED
POWER SWITCH
MIC 3, 2, 1, INPUT BALANCED
AC FUSE
FUSE
T1AL/250V
OFF
20
TELEPHONE INPUT TERMINAL
TEL/MUTE
MIC 3
BALANCE
D
AUX 1
MIC 2
MIC1/MUTE
MIC 1 PRIORITY
MUTE VOLUME
TELEPHONE PRIORITY MUTE VOLUME AUX 2/MIC 3 SELECTOR SWITCH
BLOCK DIAGRAM
OFFICE : 653-5 BANGHAK-DONG, DOBONG-KU, SEOUL, KOREA TEL : 82-2-2289-8140~8, FAX : 82-2-2289-8149
Home page : http://www.inter-m.com
E-mail : [email protected]
9047913310 B

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Производитель: Inter-M

Купить PA-935A Inter-M по выгодным ценам в магазине СЕКТОР СБ:

Розница:По запросу

Опт:По запросу

Для дилеров:По запросу

Доставка: по всей России (со склада в Москве или Санкт-Петербурге)
Задайте вопросы менеджеру:
Москва: (495) 150-15-47
СПб: (812) 677-85-80

Описание PA-935A Inter-M:

Снят с производства!

Усилитель PA-935A производства Inter-M предназначен для организации системы громкой связи, небольших систем трансляции и оповещения.

  • Усилитель Inter-M PA-935A имеет три микрофонных входа, вход для подключения мини-АТС, два универсальных входа, линейный стерео вход.
  • Телефонный вход и вход для АТС являются приоритетными. При поступлении сигнала на приоритетный вход усилителя, сигналы от других источников подавляются до заранее установленного уровня.
  • Предусмотрены регуляторы чувствительности для каждого входа. Регуляторы высоких и низких частот.

Подробное описание

Подключение усилителя PA-935A

Усилитель позволяет подключить три источника сигнала (два микрофона и один источник линейного уровня или один микрофон и два источника линейного уровня), предусмотрен вход для подключения АТС.

Суммарная мощность подключаемых 100В громкоговорителей не должна превышать 35Вт, при подключении 100В громкоговорителей на выход усилителя 70В, суммарная мощность акустики не должна превышать 70 Вт.

Схема подключения Inter-M PA-935A, PA-935N

Задняя панель усилителя PA-935A

Задняя панель усилителя Inter-M PA-935A

<< свернуть

Характеристики

Технические характеристики Inter-M PA-935A:

Выходная мощность 35Вт
Питание 220В
Потребляемая мощность 80Вт
Вес (кг) 4,4
Габариты 290*76*185 мм

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Трансляционный усилитель (снят с производства)

Розница:По запросу

Опт:По запросу

Для дилеров:По запросу

Комбинированная система оповещения (снят с производства)

Розница:По запросу

Опт:По запросу

Для дилеров:По запросу

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