We have qscs throughout our facility, but utilize this particular one in our youth room, and it is fairly quiet you can hear the fan only if you are listening closely and there is absolutely no other noise in the room. It is also one of the higher priced models that they have. Qsc rmx5050 service manual download, schematics, eeprom. You can count on the qsc rmx4050a when you need a reliable, tourquality power amplifier.
Both speaker and monitor panel outputs a qsc cinema exclusive. Qsc rmx 2450 2 channels, 500 wattsch at 8 ohms, 750 wattsch. And with qsc s free 6 year warranty, the rmx is an even better value. The rmx series amplifiers from qsc offer true professionalquality performance at an affordable price. Qsc offers an amplifier solution that will deliver power for you and your speakers. The rmx2450a give you the option of 30hz and 50hz lowcut filters to customize your sound with defeat able clipping limiter that will protect speakers from. The rmx series deliver unmatched performance at a breakthrough price. The rmx 1450 amplifier gives you clean, dynamic power with the legendary qsc sound quality and reliability that pros depend on. The amplifier features two class ab output channels that can operate in either stereo or mono bridge mode. The qsc rmx 4050a power amplifier is a heavy duty amp designed for midsize to large systems and works as hard into 2 ohm loads as most competing amps will at 4 ohms. Qsc diagrams, schematics and service manuals download for free. Qsc rmx2450a power amplifier the qsc rmx2450a power amp is a reliable, and tourquality power amplifier that has clear and powerful sound, and flexible options to help finetune your system. This power amplifiers compact chassis is only 2 rack spaces high and less than 16 deep.
The fan speed of the rmx amplifier can be set lower at idle to reduce the unwanted loud noise as changing the resistor. The rmx amps are among the best built, most reliable power sources you will find. These class ab, 2tier class h, or 3tier class h amplifiers offer multiple, balanced, input connectors to cater for touring, club and fixedinstallation. Aug 21, 2009 the qsc rmx 2450 is capable of operating in both monaural and stereo modes, making it suitable for use as a stage amplifier for instrumentalists, vocalists, djs, or front of house systems. Qsc rmx 1450 professional power amplifier overview. Touchproof binding post and neutrik speakon outputs.
Disconnect the amplifier from the ac and wait at least 10 minutes for internal voltages to bleed down before you work on the unit. R17 120 ohm, 2 watt is located on the ac pcb, behind the power transformer. Qsc has become the clear leader in power amplifier products and technology over the past four decades. The amplifier features two 2tier class h output channels that can operate in either stereo or mono bridge mode. To purchase rmx 2450 spares or accessories, please contact the company via their website or visit an. The power supply is the heart of an amplifier, converting raw ac power from the wall to clean dc for the audio circuitry. From qsc s workhorse rmx series, the rmx2540 power amp provides 500 wattschannel at 8 ohms. The rmx4050as particularly exceptional combination of cooling capacity and electrical efficiency provides robust thermal performance suitable for high continuous power in 2ohm stereo or 4ohm bridged applications. These service bulletins had been issued at the time this manual was printed. The rmx series amplifiers from qsc offer true professional quality performance at. Qsc rmx 1450 professional power amplifier product overview. Rmx power amps require only 2 rackspaces and feature 14 trs, xlr, and barrier strip balanced inputs.
Four 2rackspace models range in power from 430 to 1200 watts per channel at 2 ohms. There is a list of qsc authorized service centers on the qsc web site. The fan speed of the rmx amplifier can be set lower at idle to reduce the unwanted loud noise as changing the resistor r17 value from 120 ohm standard to 300 ohm maximum. Qsc rmx 850 rmx 1450 rmx 2450 service manual download. Active inrush limiting wont blow circuit breakers at turnon a qsc cinema exclusive. Find the user manual you need for your audio device and more at manualsonline. If the amps arent under warranty, you can take them to any service center that will work on them. The qsc rmx 2450a power amplifier provides professional sound quality, features and reliability at a price that wont break the bank. Compact size up to 2500 watts in two rack spaces, or 5000 watts in three rack spaces. The unit is rated at 1100w per channel at 8 ohms between 20 and 20,000 hz, 1800w per channel at 4 ohms between 20 and 20,000 hz. Qsc rmx 2450a power amplifier the new rmxa series amplifiers from qsc offer true professional quality performance at a new affordable price.
Does the amp go into protect also when there is no signal. The rmx series deliver unmatched performance at a new breakthrough price. Optional crossover modules for bi amp, tri amp and subwoofer. Qsc rmx1450 700 watt dj amp 2 ohm qsc rmx1450 manufacturers product description. This power amplifier s compact chassis is only 2 rack spaces high and less than 16 deep. This amplifier is a solid state product that puts out rock solid punch in any avenue that is used in. Exclusive powerlight power supply for great bass a qsc cinema exclusive. Qsc rmx 2450 2 channels, 500 wattsch at 8 ohms, 750 watts. In the qsc rmx 2450 power amp, qsc has combined their rugged highoutput designs with the latest circuit technology to deliver unmatched performance at a. Of interest to some and not others, the cable that comes with the qsc ams have much more insulation than your average 14 awg cord. Thanks to its 842 ohm modes, array of inputoutput options, and bevy of useful controls, the 2450a is a perfect fit for small or mediumsized sound setups.
Tha cables that came with my rmx s say hitachi on them. And with qscs free 6 year warranty, the rmx is an even better value. Qsc rmx 2450 series amplifier walker sound hire uk. This website is not affiliated with or sponsored by qsc. The 2rackspace model rmx2450a features output power of 450 watts per. The rmx series amplifiers give you clean, dynamic power with the legendary qsc sound quality and reliability that pros depend on. Tha cables that came with my rmxs say hitachi on them. Qsc rmx2450a 800 watt 2 channel power amplifier qsc. Qsc rmx 2450 manuals manuals and user guides for qsc rmx 2450. Qsc rmx2450a lowz power amplifier 800 w per channel. Page 5 of qsc audio stereo amplifier rmx 2450 user guide. The new rmx series amplifiers give you clean, dynamic power with the legendary qsc sound quality and reliability that pros depend on. We have 5 qsc rmx 2450 manuals available for free pdf download. The qsc rmx2450a power amplifier has both xlr and 14 balanced inputs, plus vinding post and speakon outputs for maximum convenience.
The qsc rmx2450a packs a ton of power into a chassis thats less than 16 deep, which gives you more room to make connections and manage your rack equipment. This one is installed in a church driving a pair of jbl sb2 and 4 control1 speakers and the sound is fantastic. Nov 18, 2017 qsc rmx 3451hd, qsc rmx 4050hd, qsc rmx 4451hd, qsc rmx 5050hd 2sc duration. Fortunately for me, i currently have two of these units one assigned to each of my two jbl 528s subs. Jul 03, 2012 the qsc rmx 2450 is the leading edge technology which is used worldwide by professional musicians. Qsc rmx2450 power amplifier overview and full product specs on cnet. View and download qsc rmx 1850hd user manual online. Power your gig, keep your cash provide up to 2450 watts of clean, professionalgrade power with the qsc rmx 2450a. The sound is clear and powerful, with flexible options to help you finetune your sound system. We have qsc s throughout our facility, but utilize this particular one in our youth room, and it is fairly quiet you can hear the fan only if you are listening closely and there is absolutely no other noise in the room.
Qsc rmx 2450 2 channels, 500 wattsch at 8 ohms, 750 wattsch at 4 ohms, 1200 wattsch at 2 ohms. The 4000 watt rmx 4050a operates on a standard 15 amp. The rmx1850hd delivers unmatched performance at a breakthrough price. Aug 25, 2016 qsc 2450 power amplifier demo test will dale. Qsc rmx5050a 3600w professional power amplifier 3ru. The 2rackspace model rmx2450a features output power of 450 watts per channel at 8 ohms. Rmx series technical service manual 5 solder solder tweezers solder insertion 1 with a soldering iron and 6040 or 6337 eutectictype solder, melt just enough solder onto one pad to create a small mound figure 1. Qsc reliability, big power, and cool design for midtolarge halls. The qsc rmx 2450 comes from the factory or at least mine did with a 14 gage awg iec cable.
I remember using this amp back in 2007, we had a few of them for our group because we needed something to push power to our subs and speakers. To open downloaded files you need acrobat reader or similar pdf reader program. The qsc rmx 2450 is the leading edge technology which is used worldwide by professional musicians. The amplifier can operate in stereo, dual mono, or mono bridged modes and can handle output impedances between 2 and 8 ohms. In the qsc rmx 2450 power amp, qsc has combined their rugged highoutput designs with the latest circuit technology to deliver unmatched performance at a breakthrough price. Two 3rackspace models provide 2000 to 2500 watts per channel at 2 ohms. The rmx that powers up and works fine for a while, then goes into protect. Free qsc diagrams, schematics, service manuals schematics.
The rmxa series amplifiers from qsc offer true professionalquality performance at an affordable price. All six models feature a compact chassis less than 16 deep. The qsc rmx 4050a power amplifier is a heavy duty amp designed for midsize to large systems and works as hard into 2 ohm loads as most competing amps will at. If you want an amplifier that wont let you down and sounds great no matter what you throw at it then you wont go far wrong with qsc. Qsc rmx 2450 manual stereo power amplifier hifi engine. Independent defeatable clip limiters reduce distortion without sacrificing peak performance. Qsc rmx2450a lowz power amplifier is a 2ru rack mountable amplifier designed for live sound reinforcement applications. The qsc rmx5050a 5000w professional power amplifier is a 3ru unit designed for high powered live sound reinforcement applications. The qsc rmx 850 power amp combines their rugged highoutput designs with the latest circuit technology to deliver unmatched performance at a. Rmx series features the rmx series is packed full of professional features that increase performance and flexibility. The rmx 2450 is in my opinion the best amp that qsc makes. Highcurrent toroidal transformers, for greater 2ohm power and low noise. The rmx4050a lets you choose between 30hz and 50hz lowcut filters to optimize your sound, plus a defeatable clipping limiter to protect your speakers against.
Qsc rmx850a power amplifier is a 2ru rack mountable amplifier designed for live sound reinforcement applications. The affordable rmx power amplifier gives you clean, reliable power for midtolarge venues. The maximum rated power output of the rmx 2450 is 2400 watts when operating in bridged mono mode, or up to 1200 watts per channel when driving a pair of 2. Muscular power plant the power supply is the heart of an amplifier, converting raw ac power from the wall to clean dc for the audio circuitry. Qscs rmx series amplifiers are entrylevel professional audio. The qsc rmx 2450 is capable of operating in both monaural and stereo modes, making it suitable for use as a stage amplifier for instrumentalists, vocalists, djs, or front of house systems.
I have several qsc amps and they all perform beautifully. Service manuals, schematics, eproms for electrical technicians. Current draw is the amount of ac current an amplifier demands while it is. The rmx2450a amplifier from qsc features a compact chassis, xlr and 14 balanced inputs, speakon and binding post outposts for convenient connectivity. From qscs workhorse rmx series, the rmx2540 power amp provides 500 wattschannel at 8 ohms.
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