Tube

Ayon Audio Crossfire SET Amp Pure Class A 30+30 Watts R...

USA Tube Audio - 1-800-676-1085 Ext 2 - [email protected]% Financing Available fo...

$11,995.00

AYON AUDIO TITAN EVO MONO AMPS - PURE CLASS A SET 160 W...

USA Tube Audio - 1-800-676-1085 Ext 2 - [email protected]% Financing Available fo...

$50,000.00

Atma-Sphere S-30 MK 3.3 AWARD WINNING!

0% Financing Available - for 3 Years!Link Apply Today!

$4,600.00

Bob Carver 350 Mono Amps 0% Financing 3 Years!

0% Financing 3 Years! - For the 1 Pair Mono Amps Link:

$9,500.00

TriangleART M-100 Reference Tube Monoblock

M-100 Tube AmplifierThe newly designed M-100 Tube Amplifier is a state-of-the-art mono-block amplifier offering the ultimate listening experience. With the use of 2 KT120 output tubes, 2 6SN7 driver tubes (per channel) under Class A push-pull Triode mode, the M-100 is capable to deliver 120 wa...

M-100 Tube AmplifierThe newly designed M-100 Tube Amplifier is a state-of-...

$23,000.00

McIntosh MC275 Stereo Amplifier

For Sale is a pristine original owner McIntosh MC275 Stereo Tube amplifier. This unit was traded in on a new Pair of BAT Monoblocks. Amplifier is immaculate and has been lovingly cared for by the original owner since its purchase in 2010. The amplifier has been retubed with fresh NOS signal tubes...

For Sale is a pristine original owner McIntosh MC275 Stereo Tube amplifier. T...

$5,195.00

Rogue Audio 90 Stereo Amp & 99 Magnum Preamp

STEREO 90 AMPLIFIER DESCRIPTION General Features: Ultra-wide bandwidth output transformers Massive fully regulated high voltage supply Matched quad output tubes Heavy-duty gold plated RCA inputs Heavy-duty gold plated binding posts User selectable 4 and 8 ohm outpu...

STEREO 90 AMPLIFIER DESCRIPTION General Featu...

$3,500.00

McIntosh MC275 Mk VI Stereo Tube Power Amplifier; MC 27...

$5,039.00

Jadis JA.120

A pair of Jadis JA 120 is available in very good condition. Paypal please add 6 % moreEuropeVoltage to 240 V

A pair of Jadis JA 120 is available in very good condition. Paypal ...

$14,700.00

VTL Siegfried

A pair of VTL Siegfried (Series I) is available in very good conditionEurope Voltage to 240 VPaypal please add 5% more

A pair of VTL Siegfried (Series I) is available in very good conditionEur...

$28,000.00

Dynaco Stereo 70

This Dynaco Stereo 70 tube amplifier is in excellent working condition and has a beautiful sound. It has been updated with high quality capacitors, resistors, Sourherland driver circuitry, and a grounded, high-current power cord. It also has new input and output connectors and vibration-damping ...

This Dynaco Stereo 70 tube amplifier is in excellent working condition and ha...

$600.00

VAC Renaissance 30/30 Mk III Tube Power Amplifier (31438)

$3,391.00

Amplifier Covers McIntosh, Audio Block Bel Canto, Quick...

Mono amps, Integrated amps, CD players & gear you would like covered. STEREO SQUARES DOT COM. Discounted price for two covers (mono design) Super seller, highest recommendation. irreproachable service. if only everyone offered this level of service. Super, super responsive. creates confidence...

Mono amps, Integrated amps, CD players & gear you would like covered. STE...

$305.00

VTL MB-750 Ref

Meticulously taken care of. Rated to 8 due to its age. Will be shipped in original crates. The amps have matched Siemens military-grade ECC801S input tubes and GE black plate 6350 phase splitter tubes. They were settled in the past two years and the life on those tubes is ~10,000h so those ar...

Meticulously taken care of. Rated to 8 due to its age. Will be shipped in or...

$8,500.00

Ypsilon Electronics Aelius ii

Second user. Some small scratches and one ding. Perfect working condition. Crates etc. 240v.

Second user. Some small scratches and one ding. Perfect working condition. Cr...

$17,800.00

50 Watts per channel of Pure CLASS A Tube Amplifier Deal!

NEW! 2021 CANARY M50 TUBE AMPLIFIER: Here is the latest vacuum tube stereo amplifier from Canary Audio offering 50 Watts per channel in pure CLASS A with 4 x KT88 tubes, 2...

Contact for Price

71A PP tube preamp with Amorphous OPT transformer * 117...

Very very rare 71A PP stereo tube amplifier, using special order made Amorphous core OPT. Output 2W pure class A.To enjoy the pure sound of Amorphous core transformer, this amplifier does not adopted NFB. Sound is perfect with rich low frequency and beautiful in mid range. 71A tube is e...

Very very rare 71A PP stereo tube amplifier, using special order made Amorpho...

$1,500.00

Air Tight ATM-1 Stereo Tube Power Amplifier; ATM1 (31186)

$5,092.00

David Berning Co 845 ZOTL Hi-Fi One edition

David Berning/Hi Fi One 845 ZOTL Reference mono-blocks. Available in black (as shown) or silver anodized aluminum. Call Rick Brown for a demonstration appointment +1 612 817 1599.Website rbhifi1.comThe next generation of the Berning 845 OTL. It is significantly improved...

David Berning/Hi Fi One 845 ZOTL Reference mono-blocks. Available in black...

$80,000.00

David Berning Quadrature Z w/ Stillpoints circuit board...

Call Rick Brown at Hi-Fi One +1 612 817 1599 Website: rbhifi1.comFactory recertified with a new 2-year factory warranty. The circuit boards have been isolated from vibration with Stillpoints circuit board stand-offs. A $3,000 option. Serial numbers 0...

Call Rick Brown at Hi-Fi One +1 612 817 1599 Website: rbhifi1.com...

$20,500.00

Lyric Audio TI100 MKII Voxativ Edition

The new Lyric TI100 MKII - Voxativ edition:A wonderful continuation of the successful TI100, perfectly tuned by Voxativ.The differences to the original are:1. Specially selected KT170 tubes with 2x16W2. Specially selected 6SL7 driver tubes3. Voxativ output Transfo...

The new Lyric TI100 MKII - Voxativ edition:A wonderful continuation o...

$9,900.00

Audio Research GS150 Amplifier, Factory Refurbished

An amplifier is the workhorse of any system – it is responsible for rece...

$9,995.00

Aesthetix Atlas Stereo hybrid Amplifier Black

Sunny Components Inc,Tue, Wed, Thur, Fri 10.00am-6.00pm.Sat-10am-4pm Closed on Sunday and Monday.1370 E Cypress St Ste D,E Covina CA-91724 USATel: 626-966-6259. Fax: 626-966-5467. Cell: 626-975-1353.Email:

Sunny Components Inc,Tue, Wed, Thur, Fri 10.00am-6.00pm.Sat-10am-4...

$4,295.00

Allnic Audio M2500

Allnic new spectacular monoblocks. available in black or silver finish. Contact me via Audiogon or direct at [email protected] I have black M2500 in stock with the wonderful KT150 output tube. Produces 100 WPC. Technical Specification KT150 : 100W Pentode...

Allnic new spectacular monoblocks. available in black or silver finish. C...

$14,950.00

Linear Tube Audio ZOTL Ultralinear Amplifier

Read the rave reviews on this fantastic ZOTL power amplifier. It is truly a special accomplishment, with tube refinement, rock solid stability, and low noise. This is a set it and forget it amp. It's in great shape. I am the second owner, but can't find any marks on it.Buyer pays insur...

Read the rave reviews on this fantastic ZOTL power amplifier. It is truly a s...

$4,600.00

Quick Silver M120 w/kt150 tubes

One of the best bargains in high end audio. I purchased these brand new from Audiogon member Ezra 3 years ago, he had purchased and accepted delivery from Audio Force Audio but never took them out of the boxes due to a life bump and sold them to me a few weeks later. These replaced a pair of VTL ...

One of the best bargains in high end audio. I purchased these brand new from ...

$2,950.00

Linear Tube Audio ZOTL40 REFERENCE AMPLIFIER

Rare opportunity to own David Berning’s latest Linear Tube Audio ZOTL40 REF amplifier (46 wpc into 8 ohms, 50 wpc into 4 ohms). A David Berning amplifier design at a great entry point!This unit is the latest version (not an old unit upgraded) purchased in September 2020 direct from LTA an...

Rare opportunity to own David Berning’s latest Linear Tube Audio ZOTL40 REF a...

$4,750.00

Audio Research Reference 160S

Audio Research 160S. I purchased this new from an Authorized USA Dealer in August 2020. Not a demo. Less than 80 hours of use. I initially used the amp an Audio Research LS28 Preamp, and then with a new Audio Research Ref 6SE. No issues; looks like new. All factory packaging and acce...

Audio Research 160S. I purchased this new from an Authorized USA...

$17,250.00

Cary Audio CAD-805 AE Tube Mono Power Amplifier; Pair; ...

$6,089.00

McIntosh MC2301 Mono Tube Power Amplifier; Pair; MC-230...

$15,749.00

TriangleART Reference Tube Amplifier Mono Block Pair, ...

Ultra-linear mode and with the use of four KT-88 output tubes and two 6S...

$8,895.00

Jadis JA-500 MK II (KT150 Edition). 220/230/240v . Will...

For sell : Jadis JA500 mk. II (KT150 Edition) monoblocks tube power amp. Voltage : 220v 50hz original (could convert to 230v or 240v ).For conversion to 110v will need cost for replace transformers : US$ 6,000Less than 500 hours used , bought as new in December 2016. This ...

For sell : Jadis JA500 mk. II (KT150 Edition) monoblocks tube power amp. ...

$29,500.00

Pathos Acoustics InPower (retail $14000)

This ad is for 1 pair of Pathos InPower Mono block amplifiers (retail $14000 USD). Great sounding amplifiers with much more output many with big from their rated 80 W per Mono. Great control, wonderful midrange and loss of detail retrieval. Really well built and nice original cases are include...

This ad is for 1 pair of Pathos InPower Mono block amplifiers (retail $140...

$4,850.00

Electra-Print Audio 6a3 tube amps

Two ELECTRAPRINT EP-SEA2 monoblock class A tube amps. Built to optimize transformers for 100 to 20,000 kHz. frequency range. Have built in 6 db crossover for 100, 3, 4, 5, and 6 kHz. plus volume pot. Built by Jack Eliano to his best specs for review at enjoy the music.com. Use Sovtek 6a3 or 300B ...

Two ELECTRAPRINT EP-SEA2 monoblock class A tube amps. Built to optimize trans...

$801.00

2 Days Left

Wanted to Trade: Audio Research Reference 75SE Silver f...

I have an Audio Research Reference 75 SE with a silver paceplate that I would like to convert to black. If your are in the same position wanting to convert to silver let's talk trade! Looking to trade faceplates only, not the amplifier itself.

I have an Audio Research Reference 75 SE with a silver paceplate that I would...

$1.00

Einstein The Final Cut OTL Mono-Block Tubed Amplifers

1 Pair of Einstein The Final Cut 20th Anniversary tubed OTL mono-block amplifiers in excellent physical and functional condition with original boxes and packing. OTL (output transformer less) designs are known for exceptional sound quality and require a balanced input signal. Power output is rate...

1 Pair of Einstein The Final Cut 20th Anniversary tubed OTL mono-block amplif...

$9,995.00

VAC Statement 450 iQ Mono-Block Reference Tube Power Am...

VAC Statement 450 iQ Mono-Block Reference Tube Power Amplifiers. Amplifiers are in excellent physical and functional condition with original boxes and packing. Earth-shattering sound, enormous power output - a true reference product. Sold as new for $126,000.00. Original boxes, packing and acc...

VAC Statement 450 iQ Mono-Block Reference Tube Power Amplifiers. Amplifier...

$44,995.00

Audio Research REF 75SE

Mint, approx 200 hours on tubes. SN46856 Original SE, 150s Wildly great amp

Mint, approx 200 hours on tubes. SN46856 Original SE, 150s Wildl...

$6,100.00

24 Days Left

Audio Research Reference 75 SE

Selling my beloved Audio Research Reference 75 SE amplifier in mint condition. Unit and tubes (KT-150) only have 800H on them, so virtually new unit by ARC standards. This is a genuine SE version. Lots of power despite the relatively low wattage, mid range to die for. Only selling due to an oppor...

Selling my beloved Audio Research Reference 75 SE amplifier in mint condition...

$6,500.00

24 Days Left

Allnic Audio A5000 NEO

A pair of Allnic A5000 NEO is available in excellent condition. Europe Voltage to 240 V Paypal please add 5 % more

A pair of Allnic A5000 NEO is available in excellent condition. Europe Volta...

$9,500.00

24 Days Left

Like new Pair Triode Corporation TRX-M845 6mths old 1 o...

1 Owner Trade in less than 6 months old: PAIR TRIODE CORPORATION TRX-M845 MONO CLASS A MONO AMPLIFIER AMPS. Come with Brand new original tubes. MINT USED CONDITION LESS THEN 100 HOURS. Both amps play perfect and COME WITH ALL ORIGINAL TUBE, BOX, MANUAL, AND ALL ACCESSORIE...

1 Owner Trade in less than 6 months old: PAIR TRIODE CORPORATION TRX-...

$18,000.00

23 Days Left

VTL MB-185 Series II Mono Block Amplifiers 2 each black

Sunny Components Inc,Tue, Wed, Thur, Fri 10.00am-6.00pm.Sat-10am-4...

$6,495.00

22 Days Left

Atma-Sphere S30 Brand New Factory V-Cap & Power Supply ...

Brand New Open Boxed Tested Working. Negotiable to a reasonable limit. This is a fully factory upgraded version, not your standard!! Tubes are Not Included. This is for a Single Unit of Atma-Sphere S30 Amplifier. 220-240Voltage but can be converted to 110-120v fo...

Brand New Open Boxed Tested Working. Negotiable to a reasonable ...

$3,700.00

22 Days Left

NAT Audio SE1, 211 based SET Mono’s!

These are a fantastic pair of 211 based Single Ended Triode monoblocks. They weigh 70lbs each and put out 35wpc of Beautiful SET sound. These are full range and extend all the way out to 50kHz. I am also selling a matching NAT Symmetrical Preamp and NAT Signature Phono with brand new batterie...

These are a fantastic pair of 211 based Single Ended Triode monoblocks. They...

$3,799.00

21 Days Left

BAT VK150se Great Sounding pair of Mono’s!

Here is a pair of BAT VK150se monoblocks. They are in very good condition. The only flaw is that one of the speaker binding posts is broken. The outputs are in parallel so either pair of binding post work. So unless you are going to biwire, it doesn’t matter. It is easily fixed. BAT will se...

Here is a pair of BAT VK150se monoblocks. They are in very good condition. ...

$7,500.00

21 Days Left

Bel Canto Design Single Ended Triode Tube Power Amps

SET40 (stereo) and SET80 (Mono) power amps. These high power single ended triode amps can be built to suit with parts ranging from stock to ultra premium. Output power is 35W/per channel for the SET40 and 70W/per chassis for the SET80 (with the latest bias setting). Inquire about options. Pricing...

SET40 (stereo) and SET80 (Mono) power amps. These high power single ended tri...

$10,000.00