Martin Audio MA1.3s инструкция обслуживания

Martin Audio – MA1.3s Amplifier E NGLISH 1 CONTENTS (ENGLISH) P age No 1 CONTENTS MA1.3S USER GUIDE 1 2A P P ROV ALS 2 3W ARNINGS 2 3.1 EXPLANA TION OF GRAPHICAL SYMBOLS 2 3.2 W ARNING 2 3.3 CAUTION 2 3.4 IMPORT ANT SAFETY INSTRUCTIONS 2 3.5 USER RESPONSIBILITY 3 3.5.1 LOUDSPEAKER DAMAGE 3 3.5.2 LOUDSPEAKER OUTPUT HAZARD 3 3.5.3 RADIO INTERFERENC[...]

Martin Audio – MA1.3s Amplifier E NGLISH 2 2 APPROVALS This equipment conforms to the requirements of the EMC directive 89/336/EEC, amended by 92/31/EEC and 93/68/EEC and the requirements of the Low Voltage Directive 73/23/EEC, amended by 93/68/EEC. Standard Applied EMC Emission EN55103-1, E3 EMC Immunity EN55103-2, E3, with S/N below 1% at norma[...]

Martin Audio – MA1.3s Amplifier E NGLISH 3 ! 12. The amplifier is intended to use in a 19” rack. Follow the mounting instructions. When racks with wheels are used, use caution to avoid injury from tipping when in motion. 13. Unplug this apparatus during lightning storms or when unused for long periods of time. 14. Do not connect an amplifier ou[...]

Martin Audio – MA1.3s Amplifier E NGLISH 4 4 INTRODUCTION Thank you for purchasing a Martin Audio power amplifier. This manual contains important information on operating your amplifier correctly and safely. Please take some time to read this manual and familiarize yourself with the advanced features of this amplifier. 4.1 Unpacking Each Martin A[...]

Martin Audio – MA1.3s Amplifier E NGLISH 5 ! 7. Fan grille filters Two grilles with foam filters are located on the front panel to prevent dust from entering the amplifier. The grilles are removable for easy cleaning of the filters by simply pulling them off. The foam filters should always be used. 8. Power switch Turns mains power on or off. (Se[...]

Martin Audio – MA1.3s Amplifier E NGLISH 6 T he D I P -s w it c h D i ff e re n t ga i n s a nd f u n ct i o n c a n b e se l ec t e d for c h a n ne l A a n d B, b y a pp r o pri a te setting of th e D I P swit c h . S electin g th e m axim u m ga in of th e a m p l if ie r i s a lw a y s a t ra d e o f f b e t w e e n n o is e an d h e a d r o [...]

Martin Audio – MA1.3s Amplifier E NGLISH 7 bandwidth. Be sure to use balanced inputs on all measuring equipment (including oscilloscope probes) if you are bench testing. Reverse operation of Channel B. 5.3.3 Tandem mode In tandem mode channel A input is linked to channel B input, either input socket may then be used to provide the input signal. T[...]

Martin Audio – MA1.3s Amplifier E NGLISH 8 6 INSTALLATION 6.1 Mounting The amplifier is two rack units high (2U) and weighs 7.9Kg (17lbs) and will mount in a standard EIA 19” rack. Amplifiers may be stacked directly on top of each other. There is no need for spacing between units. If it is the intention to fill a rack with amplifiers, we recomm[...]

Martin Audio – MA1.3s Amplifier E NGLISH 9 the fans then blow at high speed before going into "idle". The two bottom green LEDís then illuminate to show the amplifier is operational. 6.4 Denmark: National deviation concerning installation of the MA1.3s: Danish safety regulation only permits the use of an 8A main fuse. As the MA 1.3s us[...]

Martin Audio – MA1.3s Amplifier E NGLISH 10 We recommend you to design the power distribution for at least the current at 1/8 power, and 1/3 power for heavy- duty demands such as concert touring and industrial music etc. The heat power can be calculated as follows: If a headroom figure of at least 5dB (1/3 of full power) is used with a 4 ohms loa[...]

Martin Audio – MA1.3s Amplifier E NGLISH 11 CH . B CH. A IN PUT IN PUT CH. A L I NK CH . B L I N K GA IN 41 d B 38dB 35dB 32dB 29dB 26dB 23dB 20dB 678 123 GA IN CH.B GA I N CH.A LIN K / BR I D G E A+B ON OF F Cu r r e n t c o n su m pt i o n : 8 . 7 A 23 0- 2 40 V 50 - 6 0H z Mu s t be gr oun ded XLR Pi n 1 S c r n S le ev e 2 P os Ti p 3 N e g R[...]

Martin Audio – MA1.3s Amplifier E NGLISH 12 Channel A and B into two separate Speakons. Channel A and B into one Speakon (Stereo and Bi-amp) Bridged mono Never connect either output terminal to ground or to some other output or input terminal (see warnings in chapter 1) For normal two-channel operation, connect each speaker load across the output[...]

Martin Audio – MA1.3s Amplifier E NGLISH 13 - 40d B PR OTE CT CL I P ON PR OTE CT CL I P - 40d B ON MA 1 . 3 s Front Indicators The Clip/limit indicator tells when the amplifier output is clipping or limiting. It has two different indication statuses: • If the clip limiter is engaged it has a short time constant and it illuminates briefly. • [...]

Martin Audio – MA1.3s Amplifier E NGLISH 14 9.4 Short circuit protection All Martin Audio MA Series amplifiers are completely short circuit protected. The protection circuit permits very high peak currents, but still holds the output devices within the safe operating area. If a short circuit is maintained, the channel affected will eventually go [...]

Martin Audio – MA1.3s Amplifier E NGLISH 15 11 WARRANTY General The MA 1.3s Power amplifier is warranted to be free from defects in components and factory workmanship under normal use and service, for a period of three year s from the date of original purchase. During this warranty period MARTIN AUDIO LTD or it's nominated agents, will under[...]

Martin Audio – MA1.3s Amplifier E NGLISH 16 12 SPECIFICATIONS MA1.3 S MAXIMUM OUTPUT POWER EIA @1kHz 1% thd FTC 20 – 20kHz @ 0.1% thd 8 Ω per Channel 350W 340W 4 Ω per Channel 650W 630W 2 Ω per Channel 1100W 1050W 8 Ω Bridged 1400W 1300W 4 Ω Bridged 2200W 1900W MAXIMUM OUTPUT VOLTAGE 8 Ω load 53Vrms Peak voltage, no load 78Vrms POWE[...]

Martin Audio – MA1.3s Amplifier E NGLISH 17 SHIPPING DIMENSIONS (W) 560mm x (H) 180mm x (D) 500mm (W) 22ins x (H) 7.1ins x (D) 19.7ins SHIPPING WEIGHT 9.6Kg (21.2lbs) Front Panel Gain controls 2 x 31 Position detent Indicators Protect 2 x Yellow LED’s Indicators Clip 2 x Red LED’s Indicators Signal Present 2 x Green LED’s Rear Panel Input C[...]

MA1.3s Amplifier Century Point, Halifax Road, Cressex Business Park, High Wycombe, Buckinghamshire HP12 3SL, England. T elephone: +44 (0)1494 535312 Facsimile: +44 (0)1494 438669 W eb: www .martin-audio.com E-mail: info@martin-audio.com The Martin Experience Please Click here to return to main menu Please Click here to visit our website All materia[...]

The Martin Experience E NGLISH MA1.3s Amplifier User ’s Guide All material © 2007. Martin Audio Ltd. Subject to change without notice. CONTENTS < PRINT > GUIDES[...]