If your reading this listing you already know the quality and performance of the m-50 power amp and I. Sure you have seen the second to none good looks of the glowing meters bouncing to the beat but have you ever heard this amp the way its ment to be heard through a matching integra preamp and integra tuner as well these units are getting harder to find and these three are coming from original owner who had them in his bedroom for many years and the only problem to mention is one lil know was lost in last move but should be easy to replace we had it checked by a tech who said he found no problems other then the missing knob

Product Specifications: Onkyo Integra M-504 Stereo Power Amplifier Accessories: Not IncludedDescription: Unit powers and seems to work although is being sold for parts, because the power button doesnt always function correctly. If not stated you will only receive what is seen in the photos.Appearance: Unit is in great condition with little to no cosmetic damage.---Please feel free to contact us if you have any additional questions about the product. If choosing Local Pickup: Local Pickup Policy All items must be picked up within 14 days of purchase.Any item not picked up within 14 days of purchase will be cancelled, refunded and relisted without notification.All items picked up must be picked up by the individual named in the profile.No 3rd party pickups without prior approval.Identification is required to be shown when picking up all ordersAll pick-up orders must be paid for prior to pick-up. Payments will not be accepted on-site - no exceptions.No Walk-Ins. If you have not scheduled and received a confirmation of your pick up time, we will not be able to accommodate your pick up.Local pickup must be scheduled prior to arrival by contacting Customer Service.The pickup address for all items is 1080 N. 7th Street, San Jose, CA 95112Local pickup is available by appointment only and must be picked up within 14 days.

Great condition with minor dent see last picture, Heavy duty

IN WORKING CONDITION

Onkyo Integra M-504 Main & Meter Amp PL Board 2806this is a good working unit. see pics see pics!fast ship!I am parting out an Onkyo M-504, please see my other listings.

This is a fully functional M-504 power amplifier from Onkyo. Meters work! Rated at 165wpc @ 8 ohms. There are a couple of issues to note however: The power switch cap is missing. The backside of power switch is still there and works as it should!All lamps on meters are out!A couple of screws on wood side panels are missing! Unit will be properly packaged for safe transit and fully insured!

Lowering price need this gone by next week or going into storage. Big green meters and tons of power this is the classic and hard to find Onkyo Integra M-504 stereo power amplifier! It enjoyed a long—by today’s standards—manufacturing run that stretched from 1987 to 1997. It measures 18.3? wide, 7.2? high, and 16.6? deep. It’s rated to output 165Wpc into 8 ohms and weighs a rugged 50 pounds. It sports dual meters on the front panel and has facilities to hook up two pairs of speakers.Used and in working condition. The cosmetics are really nice. Rare and hard to find. Local pick up only. You can test before purchase at my home.

Title: Onkyo Integra M-504 Stereo Power Amplifier FOR PARTS OR REPAIR!! READ DESCRIP!!! Item Attributes Brand: Onkyo Type: Power Amplifier Number of Channels: 2 Model: Onkyo Integra M-504 CONDITION:For parts or not working Item is a donation and as such we do not know its history.Item has been tested and found to be non-functional. Item did power on and the lights turned on but I got absolutely nothing out of it. I got neither anything from the dials on the front or sound of any kind.Item appears to be in good condition with some standard use scuffs and scratches with one area of more severe scratches on one of the side panels. (see pictures)Item was pretty dirty when it got to us and so I did wipe it down but no other cleaning has been done. Deeper cleaning may be needed.Listing only includes items shown in pictures.Listing is sold As-is.Thank you for shopping with us and supporting the Goodwill mission! Disclaimer We describe items to the best of our ability but are not experts in any field. We do not verify authenticity of signed or autographed items. Unless otherwise stated in the listing, items do not come with official certificates and will not include documentation. You are bidding with this in mind. We are currently not taking offers on items unless stated otherwise. We reserve the right to block any buyer who ignores this and attempts to make offers otherwise. For all local pickups, please reach out to us for more info. We respond Tuesday-Saturday from 8:00 AM - 3:00 PM. **All items are sold AS-IS. Refer to SELLER INFO tab for further details concerning Bidding, Payments, Shipping, Local Pickup and Return policies. Please ask any questions prior to bidding. ** WEIGHT & DIMENSIONS: Weight:49.25 Shipping Weight:50.00 Dimensions:18.50 x 16.50 x 7.50

Fully functional, powerful and sounds great. Sold as is.

FOR SALE $2,250 USD FREE SHIPPING ! This is a true time capsule ! Store display directly from my grandpas shop that he owned for 39 years. This Onkyo Integra M-504 is an absolute sleeper… 165 WPC into 8 ohms and 250 into 4 ohms ..! Massive Green VU METERS, stunning high-gloss Rosewood side panels, original box, packing material, and manual. Fully tested and sounds absolutely incredible. Punchy, accurate and extremely dynamic. Dont pass this one up ! Unit will be double boxed, professionally packed, tracked fully insured and delivered to your address within the lower 48 States. Cash local pickup in Long Island NY also more than welcome. Thank you.

Onkyo Integra M-504 Amplifier Outside Casesome scratches on the sides and one small dent on the top near the corner see pics!fast ship!I am parting out an Onkyo M-504, please see my other listings.

Onkyo Integra M-504 Fuse Terminal Board 2821this is a good working unit. see pics see pics!fast ship!I am parting out an Onkyo M-504, please see my other listings.

Onkyo M-504— Fully Tested For sale is the 165 watt/channel M-504 amplifier. The amp has been cleaned and tested. Additionally, the lamps have been upgraded to LEDs. The following work has been performed on this unit: Cleaned inside and out New LEDs installed Overall condition is above average Packaging will be done to excess. We have not had shipping damage to date. Specifications Power output: 165 watts per channel into 8? (stereo) Frequency response: 1Hz to 100kHz Total harmonic distortion: 0.003% Damping factor: 140 Input sensitivity: 1V Signal to noise ratio: 120dB Dimensions: 18.3 x 7 x 16.6 inches Weight: 50 lbs Additional Notes: Physical Condition: Each item is as described and images. What you see in the images is exactly what we will ship. We want you to know exactly what you are getting. If you want additional/better images please ask and we will provide. Returns: We do not accept returns, however if you are unhappy with your item, please email us first before opening a return case, we will work with you to find a resolution. If something arrives damaged from shipping, please take pictures of the packaging showing the damage, take picture of the damaged item and send us an email so we can work swiftly to resolve and help rectify. Customer Service: Once your item arrives, if you have questions about how your item functions or proper settings, please CONTACT US. We are audiophiles as well and love to help out other audiophiles.

Onkyo Integra M-504 Amplifier Relay Board 2810this is a good working unit. see pics I am parting out an Onkyo M-504, please see my other listings.

Onkyo Integra M-504 Amplifier Internal Chassis see pics!fast ship!I am parting out an Onkyo M-504, please see my other listings.

FOR SALE $2,250 USD FREE SHIPPING ! This is a true time capsule ! Store display directly from my grandpas shop that he owned for 39 years. This Onkyo Integra M-504 is an absolute sleeper… 165 WPC into 8 ohms and 250 into 4 ohms ..! Massive Green VU METERS, stunning high-gloss Rosewood side panels, original box, packing material, and manual. Fully tested and sounds absolutely incredible. Punchy, accurate and extremely dynamic. Dont pass this one up ! Unit will be double boxed, professionally packed, tracked fully insured and delivered to your address within the lower 48 States. Cash local pickup in Long Island NY also more than welcome. Thank you.

Excellent Cosmetic Condition Onkyo Power Amp that will not come out of protection. My tech began work on this one but unfortunately was unable to finish the work due to prior commitments so I have decided to sell this beauty for parts or repair only. The unit is complete, there are no missing or damaged components inside. No burn marks or any physical damage to any of the boards or components. As you can see from his notes, there is voltage on the rails, although the outputs are all good. Hopefully his notes will assist the buyer in completing the necessary repairs. Your amplifier will be professionally packed and insured for guaranteed safe arrival at your home. Please, no PO Boxes Please read through some of my thousands of positive reviews for stereo sales and buy with confidence from an experienced seller of Vintage Audio Gear and Parts.

You are buying a beautiful Onkyo M-504 Power Amplifier THIS UNIT WORKS GREAT IT HAS BEEN TESTED UPGRADED WITH LED Lights AS YOU CAN SEE ON PICTURES About cosmetic condition it shows some scratches and minor dents from normal wear Onkyo M-504 Stereo Power Amplifier (1987-97) Specifications Power output: 165 watts per channel into 8? (stereo) Frequency response: 1Hz to 100kHz Total harmonic distortion: 0.003% Damping factor: 140 Input sensitivity: 1V Signal to noise ratio: 120dB Dimensions: 465 x 185 x 422mm Weight: 22.5kg Pictures are part of the description so please see them carefully and make your own conclusion about the item’s WHAT YOU SEE IS WHAT YOU GET Thanks for looking selling as the pictures shown. ABOUT SHIPPING Shipping Within US 48 Continental States Only (No shipping to Puerto Rico, Alaska, Hawaii) will be shipped by Fedex UPS Or USPS Ground according your location with free tracking number and It will be shipped thru the address provided by eBay so please make sure it's right during checkout! Feel free to any questions. NOT SHIPPING TO P.O BOX ADDRESSES For International buyer we will use eBay Global shipping option no exceptions. ABOUT RETURN Please contact seller if you have any inconvenience with your item, before open an eBay case or leave a negative feedback (There are many ways to solve any issue) Is very important for Us make our costumers happy’s. Buy with confidence. ?????TOP SELLER ????? • See other items in our eBay page!!! https://www.ebay.com/str/jarvingracestore

This high-quality Onkyo Integra M-504 Stereo Audio Power Amplifier is perfect for enhancing your audio experience. With stereo L/R RCA audio inputs and banana speaker jacks for 4 outputs, you can enjoy your favorite music or movies in great sound quality. This amplifier has 2 channels and 1 input, perfect for any home audio system. The black color and sleek design make it a great addition to any room. The model number is Onkyo M-504, and it is a power amplifier.

See photos for cosmetic condition. Over all pretty clean exterior. I couldn’t get the interior lights to turn on. May need light bulb replaced. Only tested to see if it powers on. No further testing done. sold as is. It does power on and the lights for the operation and speakers do turn on. One side of the outer laminate is coming off. Shown in photos. But can be easily repaired by a professional. Overall very clean. Sold as is. Not tested.

Onkyo M-504 Power Amplifier. Condition is Used. Shipped with USPS Ground Advantage.

Onkyo M-504 Power Amplifier. Condition is Used. Shipped with USPS Ground Advantage.

This Amplifier has been tested as far as possible without a pre amp. All channels are functioning and it powers right up. Both sides light up. There are some scratches to the case, especially on the left side of unit. Please review photos carefully to see any damage. I have not attempted to remove scratches, some of them could come out. The face is in close to excellent condition with a few minor imperfections. Unit could use a thorough cleaning inside. This amplifier is being sold in as-is condition, presumed to be fully functional. I offer multiple shipping options, so please check to see what will be the best for you. UPS Ground is generally the best option for large and/ or heavy items. This unit weighs nearly 50 pounds, it will be double boxed and packaged with utmost care in hopes that it arrives at your door in excellent condition.

Onkyo Integra M-504 Stereo Audio Power Amplifier. Excellent Condition as shown. Original box with packaging and instruction manual Bought at circuit city no remote Please review photos for details/condition as they are an important part of the description. If you are unsure about anything in this listing please ask questions before bidding/buying.