The 1040l produces power output at its output connector, regardless of load impedance. Interm models l800 l1400 l1800 y l2400 power amplifier service manual diagrama schematics ayuda en reparaciones service manual schematics informacion tecnica audio profesional dtforum. Bypass capacitors c 2 and c 4 are used to get maximum voltage gain from the two inverting amplifiers. Includes protection circuit to prevent a damage of over. View and download interm l800 operation manual online. For example, a resistor of 1k can be used with a 5v reference voltage. Pam340a mixeramplifier with optional cdmp3fm tuner the pam340a is identical to the pam120a in most respects, the preamplifier section and entertainment modules being the same. Cie av solutions low z multichannel amplifiers interm. Low z multichannel amplifiers low impedance stereo and quad amplifiers for professional audio systems and installations. Lme49810 audio amplifier module v1 connex electronic. Abclass with hclass, 3step high efficiency circuit. Interm l1400 1400w professional power amplifier l1400 amplifiers.
Pa935a 1 amplifier wwelcomeelcome a personal welcome to you from the management and employees of interm all of the coworkers here at interm are dedicated to providing excellent products with inherently good value, and we are delighted you have purchased one of our products. Three versions are available with outputs of 60 watts respectively into direct 4 ohms or distributed 70v100v line speaker. Intermediatefrequency amplifier accessscience from mcgraw. The 1040l amplifier is a rugged source of rf power for ultrasonics, induction heating and laser modulation as well as plasma applications. Thank you for selecting a qsc series one power amplifier for your audio system. V25000 interm dual channel professional power amplifier. It is very simple to use yet versatile with 3 inputs, treble and bass eq, and a master volume control. During long time operation ventilation grid can reach high temperature. Microwave power amplifier ahp1400144533 8 w pomona ave, monrovia, ca 91016 phone. Interm models l800 l1400 l1800 y l2400 power amplifier. Paging the main function of the paging system to make announcements in various purposed venues like a hospital, cafe and government to numerous people. To open downloaded files you need acrobat reader or similar pdf reader program.
They are complete and economical multipurpose desktop mixeramplifiers providing a costeffective solution to public address and similar applications. Use of high papr signals result in the power amplifier pa operating at a large enough backoff to satisfy the stringent linearity requirement. Cie av solutions interm 1x 1200w 100v power amplifier 2u. The interm range of multichannel professional amplifiers provides highquality, reliable and robust power for large scale and complex multi zone public address and background music systems. It is easy to construct and has a minimum of external components.
Interm public address mixer amplifiers anything audio. It is possible to be announced in selected zones or all zones using 5 speaker selection switches and one all switch and is easy to check output signal since it has a builtin monitor speaker. Interm pa6336 power amplifier 360w4,70v, 100v, rackmount, 3u. Quasar kit 3047 610 watt monophonic power amplifier. This power amplifier based on mosfet transistor, by using final transistor mosfet irfp250 10set this amplifier is very powerfull performance. The 1040l rf amplifier is used to amplify the rf level of signal sources in the 10 khz to 5 mhz range. Example of our very first custom built 0002 a 2280 rq amplifier. Choosing the right interm power amplifier ciegroup. The model 1400 is designed for professional and commercial audio applications. Intermediatefrequency amplifier accessscience from. Ee105 fall 2014 microelectronic devices and circuits. Interm qd series 4 channel amplifiers qd4480 4 x 80watt amp. Interm pa240a 240 watt 100v linelow impedance integrated mixer amplifier with 6 inputs, telephone input and 5 zone speaker selection. If clpflag pin is not used, then it should be connected through a resistor to a reference voltage so that iflag is below 10ma.
Cie av solutions low z multichannel amplifiers inter. The new lseries power amplifiers deliver highefficiency and powerful sonic performance for audio professionals. The amplifier must be installed in such a way that free flow of hot air from the tube is allowed. It is a totally solid state solution employing rf dmos fets in the power amplification stages, offering simultaneous forward and reverse power readouts, and rs232 port for data collection. Caution the amplifier must be properly grounded during operation. List of power amplifier products from manufacturer interm. Fully equipped with protection circuitry against short circuit, overload, power and dc output. The qd4480 is a quad, four channel power amplifier amplifiers capable of driving 4.
The dpa amplifier series were specially developed for fixed installations, even though they can be used for mobile applications due to their features. A variable local oscillator is used in the receiver to hold the differencesignal center frequency constant as the receiver is tuned. Abstract classe power amplifiers 16 achieve significantly higher efficiency than for conventional classb or c. No tuning or any other form of adjustment is required. View online or download interm l1400 operation manual, operating manual. L2400 a 2u rack space, 2 channel amplifier capable of 2400w into 4.
The lseries power amplifiers deliver highefficiency and powerful sonic performance for audio profes sionals. Power output is 340 watts into a 100 v 70v line only. A 3stage accoupled amplifier circuit input and output of overall amplifier is accoupled through capacitors c 1 and c 6. The new lseries power amplifiers deliver highefficiency and powerful sonic. Service manuals, schematics, eproms for electrical technicians. Interstage coupling capacitors c 3 and c 5 transfer ac signals between amplifiers but. Principles of operation, design procedures, and experimental verification nathan o. However, in this region, the efficiency of the pa is very low. The outer shell of your jl audio amplifier is designed to remove heat from the amplifier circuitry. The constant frequency of the downconverted signal is called the intermediate frequency if, and it is this signal that is processed by the intermediatefrequency amplifier. Interm ref2300 manual stereo power amplifier hifi engine. Interm m manual stereo power amplifier hifi engine.
Interm pa120 120w mixeramplifer pa120 mixeramplifiers. The interm pa240a is a professional 240 watt integrated mixer amplifier for both 100v line and low impedance loudspeaker systems. A 2u rack space, 2 channel amplifier capable of 800w into 4. Interm l800 1400 1800 2400 service manual download.
The interm range of multichannel professional amplifiers provides highquality, reliable and robust power for large scale and complex. For optimum cooling performance, this outer shell should be exposed to as large a volume of air as possible. L1400 a 2u rack space, 2 channel amplifier capable of 1400w into 4. Protection, power sw onoff muting, full short circuit, thermal protection, rf.
Microwave power amplifier ahp0230094040 8 w pomona ave, monrovia, ca 91016 phone. Rated output 35w pa mixer amplifier mic, aux, cd satellite inputs. Interm m500 700 parts sch service manual download. Quasar kit 3047 610 watt mono audio power amplifier page 1 of 1 it 3047 is a class ab audio power amplifier using a tda2002 or tda2003 module. L1800 a 2u rack space, 2 channel amplifier capable of 1800w into 4. Therefore, feature sets and pricing have become key factors in purchasing decisions. Enclosing the amplifier in a small, poorly ventilated chamber can lead to excessive heat buildup and degraded performance. Bridged mono 2ru rack space clip limiter circuitry forced air cooled front panel intake, rear panel exhaust. Interm rack mount pa equipment aimed directly at installation work, these units are robustly constructed to a down to earth specification which might initially be thought idiosyncratic, but on closer evaluation will be found ideal for applications in factories, commercial premises, entertainment venues, and education facilities, in fact anywhere a nofrills dependable sound system is to be.
The l800140018002400 are professional stereo amplifiers capable of driving 2. Interm l1800 power amplifier interm l1800 2 channels professional power amplifier which has 600 w rms output power per channel at 4 ohm. Pam340a mixer amplifier with optional cdmp3fm tuner the pam340a is identical to the pam120a in most respects, the pre amplifier section and entertainment modules being the same. These are replacements for the original lm383 which is no longer available.
It seems like power amplifiers have, like so many other massproduced products, attained a high level of reliability. The amplifier must not be installed in a constrained surrounding i. Professional high power amplifier 8 4 2 ohm clip limiter. Information about power amplifier products from interm. Interms dpa series amplifiers offer less than 1% thd. Our engineers used classh technology to create amplifiers with high efficiency and improved reliability. Pa mixing amplifier 480w 100v, table version, 6 mic inputs, 48v phantom, 5 zone loudspeaker selector, 3band eq per channel at the back, 2band master eq 100 10k hz, 4tone gong also remotecontrolled, 600ohm callin telephonein.
Interm l1400 1400w professional power amplifier l1400. Since the customer of this amplifier just needed little power for his high efficient speakers, this modu slimline cabinet gives sufficient cooling to do the job in this 2x 50wrms amplifier. View and download interm l1400 operating manual online. The power input is given to the control grids, using a. Cookies help us improve performance, enhance user experience and deliver our services. Interm website is optimized for internet explorer 9 or higher. Evacuation emergency broadcast system notifies everyone to evacuate from the building when an emergency situation happens.
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