Marantz 2440 quadradial amp. NO FURTHER TESTONG HAS BEEN PERFORMED.

Marantz 2440 quadradial amp. The 2440 quadradial adaptor amp converts any receiver / amplifier with tape source monitor feature to a full featured 4-channel system. Faceplate of the main unit in great condition. Sep 23, 2025 · People who viewed this item also viewed Marantz Model 2440 Adapter Quadradial 4 Amplifier + Wood case As. Any concerns, please ask. This quadradial amplifier, with 4 channels, offers high-quality sound performance for audio enthusiasts. Video on YouTube under search of - Marantz 2440 amp test play Fever The Marantz model 2440 quadradial adaptor amplifier converts any stereo Sep 3, 2025 · Find many great new & used options and get the best deals for MARANTZ 2440 QUADRADIAL AMPLIFIER W/ Wood Case & Manual at the best online prices at eBay! Free shipping for many products! Manual Library / Marantz Marantz 4140 Stereo 2 and Quadradial 4 Console Amplifier (1977) (1 review) Aug 23, 2025 · Marantz 2440 Quad amp. That is, it adds the control functions, decoders and the additional two channels of amplification. No Walk-Ins. 00 Mon, Oct 06, 07:30 AM See original listing Oct 8, 2025 · MARANTZ 2440 QUADRADIAL 4 ADAPTOR AMPLIFIER - SERVICED - CLEANED - TESTED. The Marantz model 2440 quadradial adaptor amplifier converts any stereo system with tape source monitor feature to a full featured 4-channel system. The 2440 full-featured 4-channel incorporates Marantz'exclusive Vari-Matrix circuit which simulates 4-channel sound from normal 2-channel stereo programs, and is capable of reproducing 4-channel sound Marantz receiver in perfect working order! 3 of the legs are missing but that should be simple enough to fix. I am open to reasonable offers. Marantz adapter quadradial 4 amplifier 2440 ampListed on Wednesday in Raytown, MO This is a Marantz 2440 Integrated Stereo Amplifier Quadradial 4 Adaptor amp! *There is no SQ Decoder onboard* This is the legendary model 2440 - the sound that made Marantz famous worldwide, and is often spoke about as the best of its class. This auction is for a Marantz Model 2440 adaptor Quadradial 4 Integrated Amplifier. Will pack with care to ensure no damages during shipment, The 2440 incorporates Marantz's exclusive vari-matrix circuit which simulates 4-channel sound from normal 2-channel stereo programs, and is capable of reproducing 4-channel sound from any matrix encoded source. Used Marantz 2440 for sale on 400+ second hand hifi sites & shops. See the seller’s listing for full details and description of any imperfections. It is a 4-ch Decoder/Synthesizer (rear ch amp) designed to be added to a two-channel system to give the system the capability of a four-channel quadraphonics. 2440 amplifier pdf manual download. Presents well and still very attractive but not â€œmintâ€ cosmetically including nicks and scratches to the wood case. Up for sale is this Vintage Marantz 2440 Integrated Stereo Quadradial 4 Adaptor Amp / Pre*SERVICED* - Sound Controls have been cleaned & lubricated - no dry feel. I hooked this up in a very basic way. Aug 1, 2020 · The Marantz model 2440 quadradial adaptor amplifier converts any stereo system with tape source monitor feature to a full featured 4-channel system. 00 or Best Offer +$112. This unit adds two more channels to make your system 4 channel or quadraphonic. my number 0849877531 Marantz 2440 Quadradial 4 Adaptor Amplifier. 00US $400. Cosmetics are good (see photos) I’m starting bidding low. This item may be a floor model or store return that has been used. all lamps seem to be working Wood case is in good condition. A Marantz Adapter Model SQA-1 is available, but not included in this sale. Has been touched up The VTG Marantz 2440 Quadradial 4 Channel Amplifier is a vintage power amplifier produced by Marantz in Japan. 00 Mon, Aug 18, 07:59 PMMon, Aug 18, 07:59 PM Sell one like this View relisted item Seller's other items ENDED Marantz adapter quadradial 4 amplifier $360 per item · In Stock Listed over a week ago in Raytown, MO 󱠌 Marantz adapter quadradial 4 amplifier $360 per item · In Stock Listed over a week ago in Raytown, MO 󱠌 I own a Marantz 2226B with a Quadradial Output and also bought on Ebay a Marantz Model 2440 Integrated Amplifier with a SQA-1 decoder. comDescriptionThe Marantz model 2440 q This is a Marantz 2440 Integrated Stereo Amplifier Quadradial 4 Adaptor amp! *There is no SQ Decoder onboard* This is the legendary model 2440 - the sound that made Marantz famous worldwide, and is often spoke about as the best of its class. 84 delivery Located in United States 16 watchers vubx3912 100% positive (99) Sponsored MARANTZ 2440 QUADRADIAL AMPLIFIER W/ Wood Case & Manual Pre-Owned $375. Wrong Screws on the case. Please see photos of the exact condition of this unit. The 2440 incorporates Marantz's exclusive vari-matrix circuit which simulates 4-channel sound from normal 2-channel stereo programs, and is capable of reproducing 4-channel sound from any matrix For your consideration is my Marantz 2440 Quadradial 4 Amplifier. Apr 28, 2020 · Subscribed 11 1. Marantz 2440 Quadradial 4 Amplifier This vintage amplifier is in excellent condition. Meticulously Maintained. With its multi-voltage capabilities, this amplifier is designed to deliver high-quality sound performance for a variety of audio Description The Marantz model 2440 quadradial adaptor amplifier converts any stereo system with tape source monitor feature to a full featured 4-channel system. Smoke free home. I have a Marantz 2235b receiver with a 2440 quadradial amp. Find top brands, exclusive offers, and unbeatable prices on eBay. Ended MARANTZ 2440 QUADRADIAL AMPLIFIER W/ Wood Case & Manual US $400. has been serviced by our in house tech to be fully functional. THIS VINTAGE QUADROPHONIC ADAPTOR AMPLIFIER WORKS GREAT AND IS IN VERY GOOD CONDITION INSIDE AND OUT. If not stated you will only receive what is seen in the photos. HiFi Vintage the best sound experience. The Marantz model 2440 quadradial adaptor amplifier converts any stereo system with tape source monitor feature to a full featured 4-channel system. The 2440 does not have a tuner section.  The Marantz model 2440 quadradial adaptor amplifier converts any stereo system with tape source monitor feature to a fu Nov 20, 2024 · This Marantz Model 2440 Quadradial 4 Adaptor Amplifier Stereo is a vintage piece of electronics from Japan that is being sold for parts. 2K views 4 years ago NAPOLI descrizione di amplificatore adattatore quadrifonico marantz model 2440 quadradial 4 amplifiermore The Marantz model 2440 quadradial adaptor amplifier converts any stereo system with tape source monitor feature to a full featured 4-channel system. $400. Today, one way the 2440 differs from the other Quad amps is its rarity. so, Check the pictures and you Decide, lot of good parts if you can't repair!! This will be sold for parts or repair!!!!! any Questions just Find many great new & used options and get the best deals for MARANTZ 2440 QUADRADIAL AMPLIFIER W/ Wood Case & Manual at the best online prices at eBay! Free shipping for many products! I have for sale a superb model of a Marantz 2440 Quadradial 4 channel Amplifier. Shipping $75 to Canadian locations. 14-day home audition and 30-day guarantee against failure. 25 towards shipping. Clear and equal in all four channels, it is in perfect working and great cosmetic condition. Thanks! For your consideration is my Marantz 2440 Quadradial 4 Amplifier. Is. Jul 12, 2009 · The Marantz 2440 is not a receiver. Dec 19, 2012 · Marantz 2440: looking for volume pot & tape/mon tape/aux switchboard Goldfingers Mar 2, 2019 Marantz Audio Replies 5 Views 641 Jun 23, 2019 Explore a wide range of our Marantz 2440 selection. Original Marantz 2440 Quadradial Adapter Amplifier Manual & Schematic Diagram! Here is an original owner’s manual handbook and schematic for the Marantz 2440 Quadradial Adapter Amplifier. Use Hifi Shark to monitor pricing and global availability. All pick-up orders must be paid for prior to pick-up. 49 shipping YOU ARE BIDDING ON A MARANTZ 2440 QUADRADIAL 4 ADAPTOR AMPLIFIER BLACK FACE SERVICED *FULLY RECAPPED* + *LEDs* + MANUALS ORIGINAL OWER & SERVICE MANUALS + FRAMED BROCHUREEXCELLENT COSMETIC CONDITION PERFECT, FACE IS MINT, *OVERALL MINT*LIGHTS UP NICELYWORKS PERFECTFULLY RE-CAPP This auction is for a Marantz Model 2440 adaptor Quadradial 4 Integrated Amplifier. Analog audio at your fingertips. 00 Wed, Sep 10, 11:42 AM See original listing Get answers instantly from the Marantz 2440 Quadradial 4 Adapter Amplifier user manual with AI chat and PDF download. I ship FAST! Used (normal wear), Beautiful 2440 quad amp from Marantz. The unit is serviced and punches in 20 watt per channel. The Face is pretty Clean. Marantz Model 2440 Quadradial Adaptor Amplifier Beautiful walnut cabinet With Marantz SQA-2 Full Logic Adaptor Fully Functioning Very minor blemishes on cabinet and bezel Sounds Amazing, No Static THIS AUCTION IS FOR ONE USED MARANTZ 2440 QUADRADIAL AMPLIFIER . Please don’t bid Manual Library / Marantz Marantz 4140 Stereo 2 and Quadradial 4 Console Amplifier (1977) (1 review) Aug 23, 2025 · Marantz 2440 Quad amp. With its multi-voltage capabilities, this amplifier is designed to deliver high-quality sound performance for a variety of audio setups. Find many great new & used options and get the best deals for Marantz Model 2440 Quadradial 4 Adaptor Amplifier Stereo - For Parts Or Repair at the best online prices at eBay! Free shipping for many products! The 2440 incorporates Marantz's exclusive vari-matrix circuit which simulates 4-channel sound from normal 2-channel stereo programs, and is capable of reproducing 4-channel sound from any matrix encoded source. The wood case has a small piece missing as shown. The type of amplifier is a Quadradial 4 Adaptor and it is in the category of Vintage Amplifiers & Tube Amps. 55 delivery Located in Lot #6066 Vintage Marantz 2440 Adaptor Quadradial Amplifier / +$250 Value! 110v from US note: may crack yung screen glass Specs: Power output: 20W/ch into 8ohms (stereo) Frequency response: 5Hz to 45kHz Total harmonic distortion: 0. Stereo and quadrophonic amplifier. The 2440 incorporates Marantz's exclusive vari- matrix circuit which simulates 4-channel sound from normal 2-channel stereo programs, and is capable of reproducing 4-channel sound from any YOU ARE BIDDING ON A MARANTZ 2440 QUADRADIAL 4 ADAPTOR AMPLIFIER BLACK FACE SERVICED *FULLY RECAPPED* + *LEDs* + MANUALS ORIGINAL OWER & SERVICE MANUALS + FRAMED BROCHUREEXCELLENT COSMETIC CONDITION PERFECT, FACE IS MINT, *OVERALL MINT*LIGHTS UP NICELYWORKS PERFECTFULLY RE-CAPP Ended MARANTZ 2440 QUADRADIAL AMPLIFIER W/ Wood Case & Manual US $400. Ended MARANTZ 2440 QUADRADIAL AMPLIFIER W/ Wood Case & Manual US $350. 00 + $140. This will convert any stereo system with tape source monitor feature to a full featured 4-channel system. Thanks! View and Download Marantz 2440 handbook of instructions online. Excellent example of the 2440 for your Marantz collection. Please note that the Marantz 2440 Quadradial 4 Amplifier, working. Jun 23, 2025 · Shipping: US $50. Please don’t bid Find many great new & used options and get the best deals for Vintage Marantz 2440 Adapter Quadradial 4 Amplifier (UNTESTED) at the best online prices at eBay! Free shipping for many products! MARANTZ 2440 QUADRADIAL AMPLIFIER W/ Wood Case & Manual $350. Comes with a full fold out schematic and very great condition. I have a pair of bose 601 series 2 speaker in the front, and i would like to run a bose am-5 passive subwoofer connected with two Aug 6, 2012 · The thought of running wires into a CD-4 modulator, then to my H/K and Marantz, wires from the tape out from my H/K to the SQ Decoder to the Marantz 2440 and then back to the tape-in on the H/K sounds both ridiculous to me. This 2440 it has that characterist Marantz warm sound. Thoroughly tested and working as designed. See all condition definitions Brand Marantz Model Marantz 2440 Product Specifications: Marantz Model 2440 Quadradial 4 Adaptor Amplifier. Looks supremely beautiful in the evening with all 4 meters lit up. One owner in exceptional condition complete with the highly desirable SQA-2 adaptor, original operating manual and factory packing box. The brand is Marantz and the model number is 2440. NO FURTHER TESTONG HAS BEEN PERFORMED. Unit seems to work fine out of all channels, however I’m not well versed in these units and don’t really know how to test all inputs and controls. This quad amplifier unit, with model number 2440, offers four channels for connecting multiple speakers or subwoofers in a stereo or surround sound system. Perfect for the collector! High bidder add 4. So I’m selling with NO guarantees other than you will get sound out of all four speaker terminals. The 2440 incorporates Marantz's exclusive vari-matrix circuit which simulates 4-channel sound from normal 2-channel stereo programs, and is capable of reproducing 4-channel sound from any matrix The Marantz model 2440 quadradial adaptor amplifier converts any stereo system with tape source monitor feature to a full featured 4-channel system. GENERAL DESCRIPTION 2440 Quadradial The Marantz Model Adaptor-Amplifier converts any stereo system featu re tape-source monitor with to a system. The item may have some signs of cosmetic wear, but is fully operational and functions as intended. I have a beautiful Marantz 2240 adaptor Quad 4 amplifier for sale. Can I hook up the 2440 to the 2226B through the Quadradial Output? VTG Marantz 2440 SERVICED Multi-Voltage Quadradial 4 Channel Amplifier QUAD AMP Pre-Owned $500. Does have the wood case. Sep 10, 2007 · DOES ANYBODY HAVE ANY INFO ON THESE? ARE THEY A GOOD AMP? HOW MUCH ARE THEY WORTH? I HAVE ONE. 00 1 bid · 4d 4h left(Thu, 09:21 AM) +$126. THE UNIT POWERS UP , AND WAS WORKING 100%. 30 shipping MARANTZ 2440 QUADRADIAL 4 ADAPTOR AMPLIFIER - SERVICED - CLEANED - TESTED Marantz 2440 Quadradial Amplifier PHP18,500 Listed 17 hours ago in Pasig, NCR Public meetup Jun 29, 2025 · Marantz Model 2440 Adapter Quadradial Amplifier, Lamps are working Tested and Got very Light sound out of rear. All original, mint cosmetic condition, works well. I have for sale a superb model of a Marantz 2440 Quadradial 4 channel Amplifier. It is a power amplifier that is perfect for collectors and enthusiasts alike. This is not working right, Knobs do have scratches and the lens on meters has a scratch. The 2440 incorporates Marantz's exclusive vari-matrix circuit which simulates 4-channel sound from normal 2-channel stereo programs, and is capable of reproducing 4-channel sound from any matrix The MARANTZ Model 2440 Adapter Quadradial 4 Amplifier is a vintage audio unit made by Marantz in Japan. Pretty clean amplifierSmoke free home. Item will be shipped with insurance and signature confirmation. This is a rare item. I have for sale a superb model of a Marantz 2440 Amplifier. The 2440 incorporates Marantz's exclusive vari-matrix circuit which simulates 4-channel sound from normal 2-channel stereo programs, and is capable of reproducing 4-channe Marantz adapter quadradial 4 amplifier 2440 ampListed on Wednesday in Raytown, MO This is a Marantz 2440 Integrated Stereo Amplifier Quadradial 4 Adaptor amp! *There is no SQ Decoder onboard* This is the legendary model 2440 - the sound that made Marantz famous worldwide, and is often spoke about as the best of its class. Contact information 082 784 7239 - Tyrique For your consideration is my Marantz 2440 Quadradial 4 Amplifier. NO RETURNS NO COMPLAINTS,AND IF YOU DON'T AGREE PLEASE DON'T BUY IT . Additional description and specifications courtesy of hifiengine. Also, the original manual is included as well. This 2440 unit comes with the optiona THIS AUCTION IS FOR ONE USED MARANTZ 2440 QUADRADIAL AMPLIFIER . Jan 18, 2020 · Since quad is near dead (I know there are some fans/historians out there, no offence, no flames), this is probably best seen now as an add on vintage Marantz amp for a system or build a system around it using it as an integrated amp. IT HAS A WOOD CASE, ALL LIGHTS ARE WORKING, BUT ON THE CIRCUT BOARD FOR THE ON OFF SWITCH THERE IS A RESISTOR THAT IS LOOSE ON ONE END, THERE IS SOME KIND OF CAP OR RESISTOR THAT HAS BLACK ELECTRICAL TA Marantz 2440 Quadradial 4 Adaptor Amplifier Up for sale, a beautiful, fully functioning and serviced Marantz 2440. This 4 Channel Rear adapter/amplifier from The 2440 incorporates Marantz's exclusive vari-matrix circuit which simulates 4-channel sound from normal 2-channel stereo programs, and is capable of reproducing 4-channel sound from any matrix encoded source. Face is clean the lens is as well. Jul 16, 2023 · Marantz 2440 Quadradial 4 adapter amplifier. Unit powers up all lights come on. Jan 15, 2011 · Hello all, i have finally aquired the equipment ive been wanting to put together for a while now. SOLD AS IS. Product: Marantz 2440 Adaptor Amplifier Serial Number: 11958 Voltage: 120V Cosmetic Description: 7/10 Good overall condition and appearance with some visible cosmetic wear. Beautiful condition and seems to work properly. The Marantz 2440 Quadradial 4 Adaptor Amplifier has been tested with other Marantz gear and it works without difficulty. Shop now for fast shipping and easy returns! Jul 31, 2020 · The Marantz model 2440 quadradial adaptor amplifier converts any stereo system with tape source monitor feature to a full featured 4-channel system. An impeccable example of this awesome Marantz amplifier!Will entertain reasonable, Realistic, offers. 00 Mon, Oct 13, 07:36 AM See original listing Sep 29, 2025 · Ended MARANTZ 2440 QUADRADIAL AMPLIFIER W/ Wood Case & Manual US $350. The 2440 was able to interpolate 2-channel program material into 4-channel using Marantz's proprietary Vari-Matrix circuit, or could support SQ or 4-CH standard quad formats. Superb cosmetic and electrical condition with new lamps. 3% Damping factor: 45 Input Home › Electronics & Media › Audio & Speakers › Marantz 2440 Quadradial Amplifier With Adapter Marantz 2440 Quadradial Amplifier With Adapter $700 Posted about 1 year ago in Parlier, CA The 2440 incorporates Marantz's exclusive vari-matrix circuit which simulates 4-channel sound from normal 2-channel stereo programs, and is capable of reproducing 4-channel sound from any matrix encoded source. 00 + $132. $500. Small chip on top left. Find many great new & used options and get the best deals for Marantz 2440 Quadradial 4 Adaptor Amplifier : Recently Professionally Serviced at the best online prices at eBay! Free shipping for many products!. Marantz Model 2440 Stereo Quadradial 4 Channel Adaptor Amplifier acquired from the family of the original owner. Apr 17, 2017 · Up for grabs is a marantz 2440 in beautiful pristine conditionAll bulbs are working and original , just serviced and nothing is touchedEverything works as it shouldAll meters are responsive as well , last service was to clean the unit onlyComes from a single ownerAlso have a matching 2230 to go with Marantz Model 2440 Quadradial 4 Adapter AmplifierReduced price on this posting again because I want to sell it before I have to relist it and have someone enjoy it rather than having it just sit there. 00® See detailsfor shipping Located in: Redlands, California, United States Delivery: Estimated between Mon, Jun 23 and Mon, Jun 30 to 23917 Returns: Marantz 2440 one of the best amplifiers I've owned. With its unique design and top-notch craftsmanship, this model 2440 is a valuable addition to any vintage audio collection or can be used for parts and repair to maintain or restore other Mar 12, 2025 · The Marantz Model 2440 is a Quadradial 4 Adaptor Amplifier that was developed in the 1970s to expand conventional stereo systems into full-fledged 4-channel systems. ovoiv qd y1meeg lta qz4a 0yzf dbsjp r0di1 mzz5 db2xgi

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