The hafler dh500 power amplifier is a big brother to the companys widely acclaimed dh200, embodying many of the same design concepts with a thorough reengineering to deliver highpower performance with high reliability. I had mentioned that i was going to pull the pre apart and rebuild with fancy. We will have business as usual and should be able to ship product. It is rated to deliver 255 watts per channel to 8ohm loads from 20 to 20,000 hz with no more than 0. Watch hafler dh220 power amplifier ownerassemblyservice manual new original. I would add that i tried the hafler with a few different monitors, ranging from some uptodate highly efficient models all the way down to a pair of auratones, with good. Hafler diagrams, schematics and service manuals download for free. Download the hafler dh220 manuals for free hifi manuals. View and download hafler series 2 dh100 owners manual online. Home classifieds amplifiers hafler p500 power amp recapped solid.
Mine was given to me by my father after he finished using it as a subwoofer amp. Free shipping on many items browse your favorite brands. View and download hafler p505 installation and operation manual online. I dont have experience with hafler, but dont discount it because of age. I have owned a hafler dh500 and the hafler dh110 preamp since august 23rd 1984 and theyre still going strong in 2016. The power switches in hafler preamplifiers have been chosen for their high ratings, and have been tested and deemed suitable for normal home switching of the dh500. Find the user manual you need for your audio device and more at manualsonline. This website is not affiliated with or sponsored by hafler. If you own a hafler or have a chance to buy one, run, dont walk to his website and get at least the front end upgrade if not any of the other. May 25, 2012 the hafler dh220 is a two channel audio power amplifier designed to the very highest performance standards. The biggest collection of hafler manuals and schematics. The service will cover any repair of your hafler dh200 power amplifier.
Hafler p500 manual professional power amplifier hifi engine. I sanded it down, painted it a nice flat black, added new handles, and added nice decals that say the amps name and model number. Its 115 watt per channel power rating is sufficient for driving all loudspeakers in home applications, and its design assures extremely low distortion of all types. Critically acclaimed, super reliable and quiet amp that can be used in pro musical or home theater settings. Brochures often advertise certain specifications, the release date and the original price. Hafler p500 power amp with musical concepts upgrade pa3d. The hafler dh220 is a two channel audio power amplifier designed to the very highest performance standards.
Below you will found our manuals on the hafler dh220. Hafler xl600 the xl600 is the most powerful amplifier to bear the hafler name. Hafler p1500 p3000 sm service manual download, schematics. Musical concepts musical design is a small company with no public showroom so we will remain open unless the crew becomes ill. However, if the amplifier is intended for operation at sustained high power levels, or where power switching is very frequent, or where the control unit must switch sub. Distortion at low power seems to rise from levels seen at 1 watt above driving a resistive load, however these readings are a result of the amplifiers noise at a lower power level. Its the best investment since my nakamichi lx3 from 1983. Nice example of the hafler pro 500 p500, which is the professional version of the highly regarded dh500. Never had a single issue with this unit running my ns10s. The hafler dh500 amp is still rated as one of the top ten amplifiers ever designed to this day. Xlr inputs strip inputs activity leds clipping leds volume controls heavy duty ac switchpower ratings from the manual, which is. So if it is a good design with good components it might well go for years, and quite likely a lot longer than a.
Hafler p505 installation and operation manual pdf download. The paxx series mods you see on this page will work fine in many of the older hafler pro series amps such as the p500, p225, p230 and so on. Since then the preamp has been well received in the marketplace and is generally considered the best sound value for the dollar spent. Hafler manuals, schematics and brochures hifi manuals. I would add that i tried the hafler with a few different monitors, ranging from some uptodate highly efficient models all the way down to a pair of auratones, with good results. But as fate would intervene the parasound amp now doing ht duty developed a bad power switch, so out comes the old work horse hafler 220. The original hafler circuit input, vas for the dh200, dh220, p225, p230, p500 and dh500 is basically the same with some variations between models. Nos hafler p500 professional power amplifier manual original.
It is available either as a kit, or fully assembled. Hafler dh500 i have a hafler dh 500 running a pair of ar 303a speakers thru an adcom preamp. Apr 02, 2017 robertson, phillips, and the history of the screwdriver duration. All of these pieces are still going strong in 2016. This formidable unit, which is rated to deliver 305 watts per channel into 8 ohms from 20 to 20,000 hz with no more than 0. We urge you to read the operation section of this manual so your speakers will be. To open downloaded files you need acrobat reader or similar pdf reader program. This manual also includes full information to aid the ser. The schematic is a technical drawing or diagram of your system, a perfect supplement to the service manual. It has given me trouble free service for 34 years and still going strong.
Hafler pro amplifiers have had little mention on these pages so let us begin to remedy that. This thing is big ironit sounds great and is built like a tank. Jan 16, 2015 i have owned my hafler dh500 for over 36 years. Can be run in stereo or bridged mono mode to power a bass sub. I have a couple of quad 303 amps that are now passed 40 years old and i have never had the cases off. Full size a3, 11x17 scans of foldout and schematics pages. Hafler manual with schematics for p500 power amplifier ebay. David hafler used to be right across the bridge in pensauken nj and my brother spent a lot of time together. Hafler dh500 techtalk speaker building, audio, video.
I had mentioned that i was going to pull the pre apart and rebuild with fancy capacitors and an upgraded power supply, etc. It is a good habit to turn down both remote and main hafler. Hafler power amplifier instructions for operation and kit assembly dh200. We kindly ask that you get in touch with your local repair center to see if they can assist by downloading one of the many documents made available on this site. Hafler p505 manual professional power amplifier hifi. All of these oval key inputs proceed at unity gain to the attenuatorlineamplifier selected system, which has a maximum gain of 20db. Would this be a good amp for powering fused double large advents 370w per channel into 4 ohms. Hafler p500 amplifier service manual free download.
Used only in my studio for the last 10 years, lived in the wooden box pictured. The p500 is a high power two channel audio amplifier intended for. The hafler p500 is a high power two channel audio amplifier intended for professional sound installations of the highest calibre. It can deliver very high power into 4 ohm loads, simultaneously maintaining a level of performance normally associated only with state of the art amplifiers of lesser power capability.
Solidstate stereo power amplifier with excelinear circuitry and tweaking adjustment. Id retired the hafler this summer for another hafler i found on ebay, the king of haflers. Service manuals, schematics, eproms for electrical technicians. Elite sound picture a smooth, extended topend, wide but perfectly scaled dynamics, tremendous coherency and a fatiguefree. High level iris has seven pairs of main high level inputs, selected by inputs the seven ovalkeys to the right of the phono key. David hafler february 7, 1919 may 25, 2003 was an american audio engineer. The david hafler company, pennsauken, nj 08109 1987. View and download hafler dh500 instructions for assembly and operation manual online. Hafler p500 download hafler p500 docs car audio systems and stereo equipment, amplifiers, speakers, subwoofers, cd changer, mp3 player pioneer, alpine, sony, kenwood, clarion, jvc service manuals and repair guides. Recently got a bryston 4b and dont need this unit any more.
Apr 12, 2011 i have owned a hafler dh500 and the hafler dh110 preamp since august 23rd 1984 and theyre still going strong in 2016. Its levels of performance and reliability have been amply demonstrated in the success of its counterpart in the consumer market, the dh500, for more than 2 years, and the number of those amplifiers which have been chosen by sound professionals. Jul 01, 2001 the hafler is also free from the annoying sonic artifacts that seem to plague amplifiers that are obviously built to a price, or are underbuilt for their rated power output. I would like any recommendations for a similar unit 500 wps minimum in a more modern unit that i wont have to take out a home equity loan to purchase.
The p505 is a high power two channel audio power amplifier designed and constructed for professional sound applications. All in all, since my brother built hafler kits on the kitchen table when i was a kid, they were quality components. History deserves to be remembered recommended for you. All hafler products are designed and hand made in north america, using the finest components while every possible effort is made to reduce oddorder harmonic distortion, minimize phase shift and broaden the frequency response to ensure the signal transfer from source to destination is pristine and color free. I prefered my hafler 945 and sound valves 101i over the dh100 but it was in original condition and slightly beat up. Save hafler 500 to get email alerts and updates on your ebay feed. My only ever problems were once the heat sink got dirty and the amp keep going into thermal overload. Vintage hafler 120 stereo power amplifier free shipping. Find great deals on ebay for hafler 500 and hafler dh500.
A few days ago i asked for opinions on the hafler dh110 preamp vs the nad 1020. Main outputs the main output jacks are used to feed the power amplifier. The hafler is free from the annoying sonic artifacts that seem to plague amplifiers that are obviously built to a price, or are underbuilt for their rated power output. Hafler dh500 operationassembly and service with schematic service manual. It is completely free for hobbyists to post classifieds here. Robertson, phillips, and the history of the screwdriver duration. Hafler p4000 manual stereo power amplifier hifi engine. I had literature from msical concepts from 1982 in a file and had never done any of the mods.
247 436 1290 1431 317 576 378 19 1207 513 1056 129 1413 1230 346 1386 945 815 212 731 171 1590 1339 126 342 1327 927 40 149 1137 328 1328 60 246