300B

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Psvane 300B-T MKII matched pair premium audiophile grad...

300B-T MKII Psvane matched pair(2) pcs directly heated triode output tubes with special gray coated glass premium audiophile grade. These have a beautiful mid range with excellent extension and a clarity you won't find in the Russian or Slovak tubes. An excellent value below the WE version. Harde...

300B-T MKII Psvane matched pair(2) pcs directly heated triode output tubes wi...

$389.90

Tubes

3 Days Left

Aurorasound PADA-300B Hybrid Mono-blocks with Western E...

Shinobu Karaki-san’s latest masterpiece, the new Aurorasound PADA-300B mono block amps make their US debut. These beautifully handcrafted amplifiers shine with TAKATSUKI or Western Electric tubes with an output of 28 watts per channel, Lundahl transformers and exquisite wood-work. Optional availa...

Shinobu Karaki-san’s latest masterpiece, the new Aurorasound PADA-300B mono b...

$21,390.00

Tube

14 Days Left

Mastersound Compact 300b SET tube integrated amplifier ...

Beautifully crafted Mastersound Compact 300b SET integrated amplifier. This is the same chassis as the Mastersound Evo 300b which has 2 parallel 300bs per channel. Looks brand new; without a mark. Less than 300 hours of use. The stock power tubes were replaced with better sounding and nearly new ...

Beautifully crafted Mastersound Compact 300b SET integrated amplifier. This i...

$4,000.00

Tube

30 Days Left

Takatsuki TA-300B Vacuum Tubes (matched pair)

Takatsuki TA−300B Ultimate Valves for Audio Unprecedented High-Precision Vacuum Tubes reincarnated by Japanese Semiconductor Manufacturer. Takatsuki Electric Co. Ltd., the sole Japanese manufacturer of vacuum tubes for High-End Audio, enjoys a long 60-year history in manufacture of semiconducto...

Takatsuki TA−300B Ultimate Valves for Audio Unprecedented High-Precision Va...

$1,670.00

Tubes

7 Days Left

Takatsuki TA-300B Output Amplifier Tubes (in pair)

Commitment to ultimate made-in-Japan quality, refusal to compromise. The TA-300B debuted as a made-in-Japan audio vacuum tube after the absence of new domestically produced audio vacuum tubes for 35 years. This product was further improved in precision and reintroduced. Each and every TA-300B tub...

Commitment to ultimate made-in-Japan quality, refusal to compromise. The TA-3...

$1,599.95

Tube

5 Days Left

Toolshed Audio Transcendence DHT Amplifier 300B

TRANSCENDENCE STEREO 300B AMPLIFIER If you are looking at this add. You are probably aware of how special this amplifier is in its sonic capabilities and build quality. This amp has about 300 hours on it. Only selling because I have to many amps. 300B Tubes not included in Selling Price. This am...

TRANSCENDENCE STEREO 300B AMPLIFIER If you are looking at this add. You are p...

$4,995.00

Tube

4 Days Left

Finale Audio F-300B M

Finale Audio F-300B classic monoblock Amps. Original owner. Flawless condition. Please note that price includes upgraded Hashimoto output transformers and tubes(including NEW Genalex Gold Lion 300b tubes), PayPal fees and shipping.

Finale Audio F-300B classic monoblock Amps. Original owner. Flawless conditio...

$3,200.00

Tube

20h 17m Left

ModWright HA 300 Headphone Amp HA300 300b

One owner headphone amp. I used it to power some bookshelf speakers 99% of the time. This product sounds great. It has Electro-Harmonix 300B and 6BM8 tubes. Tubes have a couple hundred hours on them and many years of life left. https://www.modwright.com/products/ha-300-headphone-amplifier/

One owner headphone amp. I used it to power some bookshelf speakers 99% of t...

$3,999.99

Tube

28 Days Left

CANARY AUDIO M600 - Reference Class A 50 watts tube mon...

CANARY AUDIO M600: Pure Class A 50 watts per channel, from four 300B vacuum tubes. Tubes: 4 x 300B, 2 x 6SN7, and 2 x 5U4 per monoblock. There is enough power to move any high-end loudspeakers with such a performance that you will feel that you are simply there. Personal set of demos! 100% ...

CANARY AUDIO M600: Pure Class A 50 watts per channel, from four 300B va...

$12,995.00

Tube

25 Days Left

Unison Research Reference Pre 300B tube Line & Phono pr...

For sell : Unison Research Reference Pre 300B tube preamp ( has built in phono stage ) Voltage : 240 volts original (possible to convert voltage to 120 or 240/230 or 100 volts) First hand owner. Condition : 9 of 10 (like new condition) Have original box , remote control & original manual W...

For sell : Unison Research Reference Pre 300B tube preamp ( has built in phon...

$12,500.00

Tube

25 Days Left

Finale Audio Americano 300B SET Mono Blocks

New Pair of Americano 300B Triode Mono-Blocks. New spec 2024: Max power is raised to 8.7W @ 8 Ohms (7.8W before distortion), measured with a pair of old EH 300B (new tubes will increase the figures). Input sensitivity : 1V @ 220K Ohms Hammonds Canada 30W Sized Output Transformers Hamm...

New Pair of Americano 300B Triode Mono-Blocks. New spec 2024: Max power...

$6,999.00

Tube

23 Days Left

CANARY AUDIO M600 - Reference Class A 50 watts tube mon...

CANARY AUDIO M600: Pure Class A 50 watts per channel, from four 300B va...

$12,995.00

Tube

17 Days Left

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300B

12 Listings

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Psvane 300B-T MKII matched pair premium audiophile grad...

Aurorasound PADA-300B Hybrid Mono-blocks with Western E...

Mastersound Compact 300b SET tube integrated amplifier ...

Takatsuki TA-300B Vacuum Tubes (matched pair)

Takatsuki TA-300B Output Amplifier Tubes (in pair)

Toolshed Audio Transcendence DHT Amplifier 300B

Finale Audio F-300B M

ModWright HA 300 Headphone Amp HA300 300b

CANARY AUDIO M600 - Reference Class A 50 watts tube mon...

Unison Research Reference Pre 300B tube Line & Phono pr...

Finale Audio Americano 300B SET Mono Blocks

CANARY AUDIO M600 - Reference Class A 50 watts tube mon...

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12 Listings

Boosted Listings learn more

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Psvane 300B-T MKII matched pair premium audiophile grad...

Aurorasound PADA-300B Hybrid Mono-blocks with Western E...

Mastersound Compact 300b SET tube integrated amplifier ...

Takatsuki TA-300B Vacuum Tubes (matched pair)

Takatsuki TA-300B Output Amplifier Tubes (in pair)

Toolshed Audio Transcendence DHT Amplifier 300B

Finale Audio F-300B M

ModWright HA 300 Headphone Amp HA300 300b

CANARY AUDIO M600 - Reference Class A 50 watts tube mon...

Unison Research Reference Pre 300B tube Line & Phono pr...

Finale Audio Americano 300B SET Mono Blocks

CANARY AUDIO M600 - Reference Class A 50 watts tube mon...

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