Selling my very nice Adcom, 5503 Three Channel High, current power amplifier 200x3 at 8 ohm load 350x3 at 4 ohm load Extremely powerful, great sound quality and imaging I recommend using the provided. Hi current cable inside of the factory cable you will hear a difference on your midbass and deep bass. This is an adult on amp that works 100% ready to plug-and-play will be professionally packed and ship to ensure safe arrival Please email with any questions. Thank you.

Adcom GFA-5503 Three Channel Power Amplifier. I will throw in a external 12-volt power switch (worth $80), if the amp if purchase at the Buy It Now price. Used in good condition. The amp has been tested and is producing 200 w/ch RMS into 8 Ohms. The rear heat sinks are bent on the back left-hand corner. Please review the photos and message me if you have any additional questions about the condition. Unleash pure power with the Adcom GFA-5503 amplifier, delivering 200 watts continuous average power into 8 ohms and an impressive 350 watts into 4 ohms, spanning from 20Hz to 20kHz with all channels driven at less than 0.18% THD. Experience unparalleled audio fidelity and elevate your sound system to new heights, ensuring crystal clear audio across all frequencies. GFA-5503 SPECIFICATIONS Power Rating (To FTC Requirements) 200 watts continuous average power into 8 ohms at any frequency: 20Hz to 20kHz with all channels driven at less than 0.18% THD 350 watts continuous average power into 4 ohms at any frequency: 20Hz to 20kHz with all channels driven at less than 0.18% THD IM Distortion (SMPTE) 1 watt to 200 watts into 8 ohms..... < 0.05% 1 watt to 350 watts into 4 ohms..... < 0.05% IM Distortion (CCIF, Any Combination from 4kHz to 20kHz) 200 watts into 8 ohms..... < 0.04% 350 watts into 4 ohms..... < 0.04% THD + Noise at 200 watts into 8 ohms (Typical) 20Hz..... 0.018% 1kHz..... 0.02% 10kHz..... 0.07% 20kHz..... 0.13% THD + Noise at 350 watts into 4 ohms (Typical) 20Hz..... 0.018% 1kHz..... 0.02% 10kHz..... 0.08% 20kHz..... 0.16% Frequency Response @ 1 watt into 8 ohms (10Hz to 20kHz)..... +0, -0.25dB Power Bandwidth (-3dB)..... 3Hz to 130kHz Dynamic Headroom into 4 ohms..... 1.7dB Signal to Noise Ratio, A Weighted (200 watts into 8 ohms)..... >100dB Gain...... 29dB Input Sensitivity for 1 watt..... 0.1 volts for 200 watts..... 1.4 volts Input Impedance..... 49.9kW Damping Factor (20Hz to 20kHz)..... >700 Rise Time (5kHz, 90V, peak-to-peak square wave, 20% to 80%)..... 1.5mS Power Consumption (Continuous, Both Channels Driven) Quiescent..... 199VA 200 watts into 8 ohms..... 855VA Maximum..... 1440VA Power (Available in 230VAC on special order)..... 115VAC - 50/60Hz Chassis Dimensions..... 7 (178mm) x 17 (432mm) x 16 (406mm) Maximum Dimensions..... 7¼ (184mm) x 17 (432mm) x 16 (406mm) Weight..... 57 lb. (10.0kg) Weight, Packed..... 63 lb. (11.3kg)

Selling my Adcom three channel amp. Model number GFA-5503.This can be used as a two channel amp if you prefer, thats how I used it.Rated at 200 watts per channel at 8 ohms and 350 watts per channel at 4 ohms.This amp is in mint condition with no funny smells, no nicks, no scratches,no dents, no bent or broken cooling fins. From a no smoking home.It comes with the power cord and a copy of the owners manuel.This is heavy beast and weights almost 60 pounds.I do know how to package this the right way.It will ship in a new 24x24x12 inch box with the appropriate packaging material.You will receive it safe and soundsorry about the shipping cost but this is heavy, will ship to the lower 48 states onlyThe two white marks on the front fins are just lint from the towel I used to wipe it down,I saw this after I posted

The worlds largest online retailer of pre-owned audio Product DescriptionWho we areWhat we doOur ProcessOur Policies Adcom GFA-5503 Three Channel Power Amplifier; GFA5503 Product SKU: 52173 Voltage: 120V # of Owners: 1 Service History: None Serial Number: A03LDB01193 Age: Unknown Tobacco Exposure: No Cosmetic Description: Good cosmetic condition with some minor visible cosmetic wear including a few barely visible nicks on the top of the rear heat sink. There are a few light stains on the faceplate within the bevels of the unit. There is some minor discoloration on the left and back heat sinks. This item has some very light wear but still presents like new from your listening position. What is Included: Amplifier, Manual, Power cable Other Notes: Fell in love with this amp right away before it was even broke in. Sound was dynamic, clean and clear, bass was punchy and tight which is what I was looking for in an amp. I am going to give this amp a high rating in both areas because it truly deserves it. Do yourself a favor, if your in the market for an amplifier that will not only sound GREAT for stereo listening but also spectacular for home theater this is the amp for you. Buy one and see for yourself. - User Review Functional Notes: Operational condition of this item is excellent, fully tested and no issues found. Shipping: Cost to ship this item within the contiguous United States is a flat rate of $80- including packaging and insurance. For all other locations including Hawaii, Puerto Rico and Alaska, please request a quote prior to purchase. Items with factory packaging will be double boxed. When factory packaging not available re-usable shipping box with custom injected-foam mold will be used. (for all items over 10 lbs). Note that all items valued over $750 will require a signature upon delivery. Your online source for the best value in new and used audio gear. Visit us online to Buy / Sell / Trade / Consign The Music Room is the largest online retailer of pre-owned HiFi equipment in the world. Headquartered in beautiful Boulder Colorado, The Music Room is a team of 17 strong (and growing) music lovers - all dedicated to one singular mission: delivering the very best online shopping experience in the audio industry - period. We specialize in well-cared for, previously used gear because that is what we are passionate about. We feel that there is nothing more fulfilling than creating a high-performance system on a budget with carefully selected used components, speakers and cables. Our program is safe, secure, fast, fair, hassle-free and highly effective. Visit us online to Buy / Sell / Trade / Consign Buy: Are you looking to get a fair price for your used home audio equipment without all the hassles, headaches, risks and fees? We will appraise your equipment and make you a quick, easy, fair cash offer. Just fill out our “get a quote” form on our homepage to start the process. Sell: We sell in multiple online venues with many (but not all) of our products available in our eBay store. Everything is quality-assured and backed by our best-in-class, satisfaction-guaranteed return policy. Trade: Make your budget go further with a generous trade-in allowance. Let us know what you have available, and we’ll get you the best possible trade-in allowance. We can even assist with shipping & logistics from anywhere in the USA. Just fill out our “get a quote” form on our homepage to start the process. Consign: We offer a hassle-free way for individuals and businesses to liquidate used gear. We’ll handle every step of the process from shipping to appraisals, customer service, fulfillment, and returns: Industry-low rates with no hidden fees Leverage our world-class reputation and get exposure in multiple sales venues - putting your product in front of over 570k monthly shoppers. Our program is Safe, Secure, Fast, Fair, Hassle-Free and Highly Effective. With 100% feedback ratings in every venue in which we sell, you can rest assured that we’ve got your back. Visit us online to Buy / Sell / Trade / Consign Quality Assurance: We offer 15-20 new product listings for sale daily. Each product undergoes an extremely rigorous quality-assurance and listening session by one of our qualified technicians. We understand that buying used audio equipment can be rife with uncertainty and unexpected headaches. Our quality assurance program is informed by a knowledge-base built through delivering over 30,000 used audio products to satisfied customers. We promise to deliver your product in good working order - exactly as described 100% of the time. Support: We don’t just make promises. We stand behind them - your satisfaction is guaranteed. Our support team is ready to help you with any questions you might have before and after the sale. Value: In the never-ending pursuit of high performance, it’s important to stretch your limited budget as far as possible. Used equipment sells for a fraction of new prices, and with a partner like The Music Room you can upgrade any time you like and get most of your money back. There’s simply no better way to maximize a limited audio budget. Packaging: We’ve invested thousands of dollars and countless hours into mastering our state-of-the-art packaging process. Our custom foam-in-place packaging system allows us to safely package almost any item regardless of irregular shapes or sizes. Most importantly, this system provides our customers with a re-usable shipping box which increases the resale value of the product and provides a shipping method for easy, secure returns. Be seen by over 70,000 monthly visitors. Visit us online to Buy / Sell / Trade / Consign Payment: Prompt payment is expected. Paypal is preferred but all forms of payment are accepted. Unpaid item case will be opened after 3 days if no payment received. Shipping Times: Most Domestic orders ship within 1 business day of purchase. For International orders or freight shipments, please allow 2-3 business days. In all cases, tracking information will be emailed to you at the moment the shipping label is created. If you cant find it or have other questions about shipping & logistics, please contact us. Shipping Costs: Flat rate shipping costs are applicable within the contiguous 48 States (USA). These rates are clearly posted on each product page. For an International or custom quote (including Hawaii, PR, AK) please contact us. Returns: Every purchase made on eBay carries a 30-day, satisfaction-guaranteed return policy. If youre not happy with your purchase for any reason or if youve simply changed your mind... no problem. Simply ship it back for a full refund or exchange (minus S&H costs). If you have received an item that is defective in some way, we will make it right. Let us know - we will pay for return shipping and repair the item or refund 100% of your original purchase price.

Adcom 5503 Power Amplifier.