HARMAN KARDON A50K-A500 Integrated Tube Amplifier Refurbed 25WPC

( Brand: Harman Kardon ), ( Model: A50K/A500 ), ( Type: Integrated Amplifier ), ( Country/region Of Manufacture: United States )

Review HARMAN KARDON A500 Integrated Tube Amplifier Refurbed Original

The Harmon Kardon A500 Integrated Tube Amplifier, refurbished, is a stunning piece of audio engineering that will elevate your listening experience to new heights. The A500-A50K model, with a power output of 25 watts per channel, is a testament to Harmon Kardon's commitment to delivering high-quality audio.

Upon first glance, the A500's vintage aesthetic is instantly captivating. Its sleek, silver front panel, with the Harmon Kardon logo proudly displayed, is a nod to the brand's rich heritage. The amplifier's sturdy construction, with its heavy-duty aluminum chassis, ensures stability and durability, while its classic wood side panels add a touch of warmth and elegance.

Inside the A500, you'll find a set of high-quality tubes, meticulously selected and carefully installed to provide a rich, warm sound. The amp features a class A/B topology, which combines the warmth and character of tube amplification with the efficiency and reliability of solid-state technology. This results in a sound that is both rich and detailed, with a wide dynamic range and a smooth, natural tonality.

The A500's front panel is simple yet functional. It includes basic controls for power, input selection, and volume, as well as a set of high-quality gold-plated RCA inputs. The amp also features a pre-out, allowing you to connect external power amplifiers for even more powerful sound.

The A500 is a versatile amplifier that can drive a wide range of speakers, from sensitive bookshelf speakers to full-range floorstanders. Its 25-watt-per-channel output is more than enough for most listening situations, and its tube technology ensures that even at low volumes, the sound remains rich and detailed.

In summary, the Harmon Kardon A500 Integrated Tube Amplifier is a beautiful and powerful piece of audio equipment that will bring music to life in your home. Its vintage aesthetic, high-quality tubes, and versatile design make it a joy to use, while its rich, detailed sound and solid construction ensure that it will provide many years of listening pleasure.

1. Authenticity and brand reputation: Harmon Kardon is a well-known audio brand known for its high-quality products. Buying a refurbished A500 amplifier allows you to own an authentic product at a lower cost.

2. Tube technology: The A500 uses traditional tube technology, which is often associated with a warmer, more natural sound compared to solid-state amplifiers.

3. Aesthetic appeal: The tube amplifier's vintage design can add a unique touch to any listening space, making it a visual as well as an auditory pleasure.

4. Energy efficiency: Tube amplifiers are generally more energy-efficient than their solid-state counterparts, making them a cost-effective choice in the long run.

5. Refurbished condition: The A500 you're considering is refurbished, which means it has been inspected, tested, and repaired by a professional. This process ensures the amplifier is in good working condition and can reduce the risk of unexpected failures.

1. Lower power output: With a power output of 25WPC, the A500 might not be suitable for driving loudspeakers with high sensitivity or for use in large rooms.

2. Maintenance and repair: Tube amplifiers require more maintenance and are more susceptible to damage than solid-state amplifiers. This can lead to higher repair costs in the long run.

3. Warm-up time: Tube amplifiers need a few minutes to warm up before they deliver their best performance, which can be inconvenient for some users.

4. Less efficient than solid-state amplifiers: Although tube amplifiers are generally more energy-efficient than solid-state amplifiers, the A500's 25WPC output may not be as efficient as higher-powered solid-state amplifiers.

The Harmon Kardon A500 integrated tube amplifier (refurbished, 25WPC) is a great choice for music enthusiasts who value the warmth and natural sound of tube technology, and who don't require high power output. Its refurbished condition ensures it is in good working order, and its vintage design adds a unique touch to any listening space. However, potential buyers should be aware of its lower power output and the need for regular maintenance. If you're looking for a more powerful amplifier or one that requires less maintenance, you might want to consider a different option. Overall, the A500 is a worthy investment for those who appreciate the sound and aesthetic of tube amplifiers.

Details:

These are heavy units shipping weight is 37 lbs. Harman Kardon a300 refurbed integrated tube amplifier very nice. I have tested all the tubes on my b k 707 tube tester and replaced any that were marginal.

Shipped promptly and very well packaged. I already am enjoying the sound.

K40-9 poi caps. Nice packaged very well and fast shipping, pleasure to do business with Harman Kardon a300 integrated tube amplifier, refurbed original, unit I have never received anything that was packed this good.

Integrated tube amplifier 7408 6v6 nice. Tested all the tubes on my b k 707 tube tester and replaced that did not test strong.

Harman Kardon a230 refurbed stereo integrated tube amplifier, 6bq5 el84 15wpc wonderful piece. Packaged well, sent out in a timely way. This is someone to trust.

Switches and potentiates volume, tone, balance, etc. My goal was to make this amplifier as safe and reliable I know how without losing the wonderful 'tube sound.

Note: sent to the Russian federation. Harman Kardon a300 integrated tube amplifier, refurbed to original, 15wpc, Gk excellent buying experience.

Ran for a minimum of 8 hours after restoration with no issues. So, I ran the points to test jacks on chassis allow setting bias balance with unit buttoned up.

I give 6 stars. Cleaned all switches, controls and tube sockets with exit cleaner d5 for sockets, switches contacts, fade f5 the potentiates.

Packaged so well it could have been air dropped. Integrated tube amplifier, k40y-9 poi caps the very best.

Well packed, fast shipping Harman Kardon a30k a300 integrated tube amplifier, refurbed to orig. I will cherish and enjoy it for many, many years to come Harman Kardon a300 refurbed integrated tube amplifier k40-9 poi caps nice amp.

Harman Kardon a224 refurbed stereo integrated tube amplifier, el84 12ax7 12wpc prompt, packed well,very friendly. Harman Kardon refurbed a230 stereo tube integrated amplifier, 15 wpc, el84, nice very positive experience. A Harman Kardon refurbed a230 stereo tube integrated amplifier, 15 wpc, el84, nice arrived very quick. Note: sent to Cambodia Harman Kardon a300 refurbed orig integrated tube amplifier 7408 tubes beauty.

Outstanding communication and support. There are a total of 24 electrolytic and coupling capacitor sections to be replaced.

Harman Kardon refurbed prelude pc200 integrated mono tube amplifier 6v6 outputs carefully wrapped and boxed. Thanks Harman Kardon A50K refurbished tube amplifier a500 Gk a really beautiful job of restoration.

Harman Kardon a300 refurbed integrated tube amplifier k40-9 poi caps nice amp. Harman Kardon refurbed a230 stereo tube integrated amplifier, 15 wpc, el84, nice very amp. Harman Kardon a300 refurbed integrated tube amplifier, k40-9 poi caps, beauty.

Item performs great. It works great and is exactly as described. Great packing.

Harman Kardon a30k a300 refurbed integrated tube amplifier, k40y-9 poi caps great guy and excellent working unit. Expertly refurbished and shipped. Harman Kardon a300 integrated tube amplifier, refurbed to original, 15wpc, Gk cool amp.

Ridiculously well packed Harman Kardon a300 tube amplifier refurbished Gk nice while you guys were sleeping I got a great deal on true. The main specs of a500 are: IMF music output power: 25 watts per channel.

Replaced dial lamp with violet led, longer life and a little less load on the filament transformer photographs blue, actual color is correct Gk. Harman Kardon refurbed a224 stereo tube amplifier el84 excellent rugged packaging,quick delivery,honesty and immense care. When properly set, each output tube carries the same amount of load. Harman Kardon A50K a500 integrated tube amplifier, refurbed to original, 25WPC beautiful amp.

Packaging went one step beyond. Harman Kardon a300 a30k refurbed to orig. Harman Kardon a300 tube amplifier refurbished 7408 nice great amp.

Over the past few years, I have restored 200 Gk tube amps and receivers sold many of them on. Stereo tape out to feed a recorder. Harman Kardon A50K a500 integrated tube amplifier, refurbed, nicest ever.

Separate bass and treble controls for each channel more knobs to turn. Harman Kardon a224 refurbed stereo integrated tube amplifier, 12wpc, el84 12ax7 I really think Camry 62 is better than 5 stars. Harman Kardon refurbed a230 stereo tube amplifier el84 outstanding.

Incredibly packaged. Camry is simply a true gentleman.

A Harman Kardon a500 integrated tube amplifier, refurbed to orig. Gentleman to work with.

This guy goes above and beyond does quality work. Its just mellow, and clear wonderful my opinion. Harmon Kardon a300 refurbished tube amplifier I cannot explain how wonderful this makes my music sound.

So as much for a hobby anything, I researched these award series amps with the intent of updating them to make safe and reliable. Harman Kardon Churchill integrated tube receiver, level 1 restoration, 15 wpc 6v6 thanks.

Harman Kardon a300 tube amplifier refurbished 7408, 6v6 i'm very happy with this purchase. The inside of chassis, which is important electrically, has no issues. Honest and excellent on all fronts. AAA Harman Kardon refurbed a230 stereo integrated tube amplifier, 6bq5 el84 15wpc first rate in every way.

Harman Kardon a300 integrated tube amplifier, refurbed to orig.

Headphone jack does not disconnect power to the speakers when in use. A note: sent to Hong Kong Harman Kardon refurbed a224 integrated stereo tube amplifier el84 6bq5 beauty. Highest recommendation.

Harmon Kardon a300 recapped tube amplifier, 12ax7s great communication, packaging, friendliness, helpfulness. Just as described, very good communication, recommended. This should be done whenever the output tubes are changed, or every 100 hours so of operation.

16 couldn't have been a better experience. Harman Kardon a300 refurbed integrated tube amplifier, k40y-9 poi caps, nice packed very good,sounds great and works like a champ, my first amp. This is an Gk a500 integrated stereo amplifier from the golden age of tube amps. Gk labor of love for him.

Packed like a true engineer. Harman Kardon a500 integrated tube amplifier, refurbed to original 25 wpc, nice. Note: sent to japan. Love tubes.

Highly recommended. Good packing fast shipping. In addition, the a500 has adjustable output tube bias circuits consisting of fixed resistors and potentiates.

Harman Kardon a300 tube amplifier refurbished Gk nice very well packed, exactly as described. Harman Kardon a500 refurbished tube amplifier, Gk very nice unit as described. Harman Kardon refurbed a230 stereo tube int egrated amplifier, 6bq5 el84, 15 wpc wonderful guy to work with.

Face plate is nice, all the lettering on and chassis sharp clear. 76 the a300 is wonderful.

Happy listening. Item was as described and shipped immediately, packaged well. Harman Kardon a300 refurbed integrated tube amplifier, nice amp.

Tubes and transformers get hot while the unit is rated for a 100 duty cycle, I suggest turning it off when not in use. As part of the restoration I replace electrolytic power supply and coupling capacitors, using premium Prague Vichy series 716 orange drop capacitors for signal stages.

Harman Kardon a300 tube amplifier refurbished Gk nice thanks Camry 62 you made a 62 year old guy happy.

Than Harman Kardon a300 refurbed to orig. Note: sent to Russia, translates. Replaced the bias control pots and resistors. The Gk tube amps were and are highly respected units from 'golden age' of systems.

The packaging, communication and of course a300. I'd give 6 stars if I could. Thanks again.

Harman Kardon refurbed a224 stereo integrated tube amplifier, 6bq5 el84 12wpc wonderfully refurbished amplifier. Third channel output with volume control called ambience: to feed a amp, reverberation unit remember those. Or powered sub woofer. Replaced the power supply rectifying diodes with modern that perform identical function, but less noise. Harman Kardon a30k a300 refurbed integrated tube amplifier, 7408 6v6, nice is great.

So, if you are into tubes, or just starting, here is an amplifier that ready to go right out of the box. Harmon Kardon a300 recapped tube amplifier impressive. Harman Kardon a500 refurbished tube amplifier, nice excellent communication, shipping, description. Harman Kardon refurbed a30k a300 tube amplifier 7408s the real deal here, great amp.

Proper restoration of the a500 is extensive. Harman Kardon refurbed pc200 6v6 integrated mono tube amplifier pair all s should be this good. Before I undertook the a500 restorations, reviewed my plans with 'recognized Gk expert'.

Everything he said it was.

Total of 24 capacitors. Interesting enough, most the other components tubes, transformers, wiring, resistors, coils, etc. The restoration of these and any other 40 year old tube radio, tuner amp, etc. For domestic shipping, I use FedEx.

Extremely satisfied exactly as described. I have been very focused in my efforts. Stereo inputs: high level 200 MTV.

For magnetic phono cartridges and tape heads from recorders carefully packed items fast delivery, a five stars material.

Harman Kardon a300 integrated tube amplifier, refurbed to original, 15wpc, nice amazing on all counts. Works great. Now my lecture. HQ note: sent to England.

5 db 12-35,000 cps at normal listening levels. Just awesome.

Great packaging. First rate all around. Good communication, fast shipping and great.

This is a tube unit, and as such, has voltage s inside the chassis that can be lethal, 350 volts . These tube amps really like high efficiency speakers, many folks use clips speakers with efficiencies in the db range, I personally electrifies trx12b's. As mentioned above, the a500 has a bias balance feature for output tubes. Bulletproof packaging.

Harmon Kardon a300 refurbished tube amplifier item exceeded expectation, great communication, excellent packing, i'd buy again a30k and he went out of his way to ship it my. Extremely recommended. Added bias balance set test points and provided a meter to. I never put power to these amps without first replacing the supply electrolytic and paper oil coupling capacitors.

It sounds awesome. Very good follow up and best communication. A refurbed Harman Kardon a230 stereo integrated tube amp, amplifier, el84 15wpc excellent all the way. Some tube amps have built in meters to set the bias balance not present on A50Ks so procedure has been either use a inter modulation distortion analyzer at all common or measure inside unit with bottom cover off.

Sound is fantastic. Great communication.

Post-purchase very supportive. Wonderful product. Excellent packaging. Specs 25WPC a500 great service, fast shipping a note: shipped to Estonia Harman Kardon refurbed a220 integrated stereo tube amplifier 6v6 outputs sounding.

The four output tubes are a matched GE set. Highly recommend.

Harman Kardon a300 integrated tube amplifier, refurbed to original, poi's,15wpc awesome amp. Appearance condition: the condition is nice with some minor exceptions.

Harman Kardon a300 integrated tube amplifier, refurbed to original, poi's,15wpc the best, stands behind his sales. Great restore on unit. Harman Kardon a224 integrated stereo tube amplifier, refurbed nice vintage stars if I could. Extremely fortunate.

Harman Kardon a300 integrated tube amplifier, refurbed to original, 15 wpc, nice most honest, knowledgeable trustworthy salesman in USA. 87 thanks Harman Kardon refurbed a230 stereo integrated tube amplifier, 6bq5 el84 15wpc great item. Per the experts includes replacing electrolytic and signal coupling capacitors.

Efficient shipping. Quick to arrive and info included as directed. Excellent communication, fast shipping.

After recapping, I have verified all the b voltage s to be within original specifications. Having a few issues and tom is being over-the-top helpful. There are some light marks and scratches on the face plate knobs were tarnished have been refurbished, overall a nice looking amp.

Super packing.

Excellent communication.

Harman Kardon refurbed pc200 integrated mono tube amplifier pair 6bq6 el84 fantastic amps. Got me, the flew me. Harman Kardon a500 integrated tube amplifier, refurbed to orig specs 25WPC beaut a a300.

A Harman Kardon a30k a300 integrated tube amplifier, refurbed, k40-9 poi caps amazing amp. Great amplifier. Harman Kardon refurbed tube a10 mono 6bq5 el84, nice perfection in every way. The potential on test points is safe less than volts .

Harman Kardon a300 tube amplifier refurbished Gk nice item as advertised, great communicator, outstanding packaging, a arrived today, hooked it up and works fine, sounds good first rate all of the way service, fast shipping sharp very unit, top er. 2 Harman Kardon refurbed tube a10 amplifiers, pair for stereo, 6bq5 el84 wonderful service from tom. Specs 25WPC absolutely the best i've ever owned. Harman Kardon refurbed a230 stereo tube integrated amplifier, 15 wpc, el84, nice piece just as ordered.

Excellent packing. Integrated tube amplifier 7408 6v6 beauty. 56 very generous with info details about item.

87 fantastic item as described.

K40-9 poi caps a excellent communications great shipping paging. Verified all controls, b voltage s and operations. Thanks tom.

Amazing sound. I had an Gk a300 in college many years ago and was always impressed with its sound.

23 what can I say. This is suitable input for tuners, CD decks, and most mp3 players, tablet's smart phone. Frequency response since not everyone has a multi meter, I am including proper digital meter and instructions on how to set the bias balance very easy do.

The chassis top is decently clean. Fast shipping. He indicated that these pots and resistors should be replaced as part of the restoration they are too critical to take chance on possible future failure. Capacitor failures can ruin your day and equipment.

Can buy eyes closed. Very, satisfied. See my other listed Gk tube amps and receivers now on.

Could not be happier - I love, love this amp. See the last three pictures, before, after and some of new parts. A Harman Kardon refurbed a30k a300 tube amplifier 7408's. Thanks Harman Kardon a30k a300 6v6 tube amplifier refurbished here is a very honest good man thank-you.

Thanks Harman Kardon a500 integrated tube amplifier, refurbed, 25 wpc, beautiful. A shining star on. Predator pervert note: sent to Italy.

Work performed on this a500 consisted of: replaced all of the coupling and electrolytic capacitors not because they have failed, but to increase reliability bring unit back into specifications. Harman Kardon refurbed lute a220 integrated stereo tube amplifier 6v6 7408s well packed, the delivery is fast enough. May become noisy, but usually can be restored with proper use of quality cleaning exit solutions. Harman Kardon Gk a500 refurbished tube amplifier shipped fast.

This is not your sons amplifier. Harman Kardon a30k a300 integrated tube amplifier, refurbed to original 15wpc awesome great and very helpful after the sale. Note: sent to Thailand Harman Kardon refurbed a300 tube amplifier 7408's, 6v6 this is one incredible sounding amp.

A Harman Kardon a300 refurbed to orig. Probably says something for Gk in that they are one of the very few hi-fi manufacturers from 60s still business.

part #: a50k price

• $165.00

specifications cassettevintagee:

• brand: Harman Kardon
• model: A50k/a500
• type: Integrated Amplifier
• country/region of manufacture: United States

Payments cassettevintagee:

• PayPal

Shipping cassettevintagee:

• type: Calculated
• handling: 3 days

Seller cassettevintagee:

• city: Fenton, Michigan
• zipcode: 48430

Returns cassettevintagee:

• policy: no returns

Offer cassettevintagee:

• Started: January 8, 2018, 6:59 am
• Sold: 0
• quantity: 1
• bids: 0
• best offer: true

General cassettevintagee:

• consumer electronics > vintage electronics audio video consumer electronics > vintage cassette decks
• in stock: Yes

Ratings:

1. Thanks! Love it! 01-03-18
2. THE best-honest-knowledgeable-caring-professional Seller and packer ever!!! 01-03-18
3. Great ! Fast Payment! A 01-05-18
4. Thank you for an easy, pleasant transaction. Excellent buyer.. 01-06-18
5. Wonderful buyer, pleasure to sell to; look forward to future business! Thank you 01-04-18

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