Vintage Tube Amp

Vintage Tube Amp » harman https://myvintagetubeamp.com Wed, 15 Apr 2026 13:38:06 +0000 en-US hourly 1 https://wordpress.org/?v=3.9.2 Harman Kardon Trio A224 Vintage Tube Amplifier Classic Audio Model A224 https://myvintagetubeamp.com/2026/03/27/harman-kardon-trio-a224-vintage-tube-amplifier-classic-audio-model-a224/ https://myvintagetubeamp.com/2026/03/27/harman-kardon-trio-a224-vintage-tube-amplifier-classic-audio-model-a224/#comments Fri, 27 Mar 2026 12:30:01 +0000 https://myvintagetubeamp.com/2026/03/27/harman-kardon-trio-a224-vintage-tube-amplifier-classic-audio-model-a224/

Harman Kardon Trio A224 Vintage Tube Amplifier Classic Audio Model A224

Harman Kardon Trio A224 Vintage Tube Amplifier Classic Audio Model A224.

]]> https://myvintagetubeamp.com/2026/03/27/harman-kardon-trio-a224-vintage-tube-amplifier-classic-audio-model-a224/feed/ 0 Harman Kardon Allegro A10 Tube Amp Vintage MONO Audio Amplifier Not Working https://myvintagetubeamp.com/2025/10/07/harman-kardon-allegro-a10-tube-amp-vintage-mono-audio-amplifier-not-working-2/ https://myvintagetubeamp.com/2025/10/07/harman-kardon-allegro-a10-tube-amp-vintage-mono-audio-amplifier-not-working-2/#comments Wed, 08 Oct 2025 01:51:03 +0000 https://myvintagetubeamp.com/2025/10/07/harman-kardon-allegro-a10-tube-amp-vintage-mono-audio-amplifier-not-working-2/

Harman Kardon Allegro A10 Tube Amp Vintage MONO Audio Amplifier Not Working

Harman Kardon Allegro A10 Tube Amp Vintage MONO Audio Amplifier Not Working

Harman Kardon Allegro A10 Tube Amp Audio Amplifier Mono. The Harman Kardon Model A-10 Allegro is an AC operated 5 Tube 3 Channel Audio Amplifier. Untested, assume not working. Need additional tubes to run it. Power type and voltage. Alternating Current supply (AC) / 105 – 125 Volt. This model requires external speaker(s). 10 W 16 W max. 12 x 4 x 6 inch / 305 x 102 x 152 mm. Thanks for considering?? Be sure to check out our other vintage electronics for sale!

]]> https://myvintagetubeamp.com/2025/10/07/harman-kardon-allegro-a10-tube-amp-vintage-mono-audio-amplifier-not-working-2/feed/ 0 Pioneer Kenwood Sansui Nikko Harman Kardon https://myvintagetubeamp.com/2025/08/10/pioneer-kenwood-sansui-nikko-harman-kardon/ https://myvintagetubeamp.com/2025/08/10/pioneer-kenwood-sansui-nikko-harman-kardon/#comments Sun, 10 Aug 2025 06:28:42 +0000 https://myvintagetubeamp.com/2025/08/10/pioneer-kenwood-sansui-nikko-harman-kardon/

]]> https://myvintagetubeamp.com/2025/08/10/pioneer-kenwood-sansui-nikko-harman-kardon/feed/ 0 Harman Kardon Festival II Vintage Tube Amplifier (1957) https://myvintagetubeamp.com/2025/08/07/harman-kardon-festival-ii-vintage-tube-amplifier-1957/ https://myvintagetubeamp.com/2025/08/07/harman-kardon-festival-ii-vintage-tube-amplifier-1957/#comments Thu, 07 Aug 2025 06:19:06 +0000 https://myvintagetubeamp.com/2025/08/07/harman-kardon-festival-ii-vintage-tube-amplifier-1957/

Harman Kardon Festival II Vintage Tube Amplifier (1957)

Actual 1957 Tube amplifier photographed. 1957 top of the line.

]]> https://myvintagetubeamp.com/2025/08/07/harman-kardon-festival-ii-vintage-tube-amplifier-1957/feed/ 0 Harman Kardon Allegro A10 Tube Amp Vintage MONO Audio Amplifier Not Working https://myvintagetubeamp.com/2025/07/23/harman-kardon-allegro-a10-tube-amp-vintage-mono-audio-amplifier-not-working/ https://myvintagetubeamp.com/2025/07/23/harman-kardon-allegro-a10-tube-amp-vintage-mono-audio-amplifier-not-working/#comments Wed, 23 Jul 2025 05:17:54 +0000 https://myvintagetubeamp.com/2025/07/23/harman-kardon-allegro-a10-tube-amp-vintage-mono-audio-amplifier-not-working/

Harman Kardon Allegro A10 Tube Amp Vintage MONO Audio Amplifier Not Working

]]> https://myvintagetubeamp.com/2025/07/23/harman-kardon-allegro-a10-tube-amp-vintage-mono-audio-amplifier-not-working/feed/ 0 Vintage Harman Kardon Festival D-1100 Tube Am/fm Receiver Amplifier https://myvintagetubeamp.com/2025/05/10/vintage-harman-kardon-festival-d-1100-tube-amfm-receiver-amplifier/ https://myvintagetubeamp.com/2025/05/10/vintage-harman-kardon-festival-d-1100-tube-amfm-receiver-amplifier/#comments Sat, 10 May 2025 13:56:00 +0000 https://myvintagetubeamp.com/2025/05/10/vintage-harman-kardon-festival-d-1100-tube-amfm-receiver-amplifier/

Vintage Harman Kardon Festival D-1100 Tube Am/fm Receiver Amplifier

Vintage Harman Kardon Festival D-1100 Tube Am/fm Receiver Amplifier

Turns on and sounds good to me.

]]> https://myvintagetubeamp.com/2025/05/10/vintage-harman-kardon-festival-d-1100-tube-amfm-receiver-amplifier/feed/ 0 Harman Kardon Festival II Vintage Tube Amplifier (1957 $3,000 Retail Equivalent) https://myvintagetubeamp.com/2025/05/01/harman-kardon-festival-ii-vintage-tube-amplifier-1957-3000-retail-equivalent/ https://myvintagetubeamp.com/2025/05/01/harman-kardon-festival-ii-vintage-tube-amplifier-1957-3000-retail-equivalent/#comments Fri, 02 May 2025 01:24:08 +0000 https://myvintagetubeamp.com/2025/05/01/harman-kardon-festival-ii-vintage-tube-amplifier-1957-3000-retail-equivalent/

Harman Kardon Festival II Vintage Tube Amplifier (1957 $3,000 Retail Equivalent)

Harman Kardon Festival II Vintage Tube Amplifier (1957 $3,000 Retail Equivalent)

Actual 1957 Tube amplifier photographed. 1957 top of the line. Open to fair offers.

]]> https://myvintagetubeamp.com/2025/05/01/harman-kardon-festival-ii-vintage-tube-amplifier-1957-3000-retail-equivalent/feed/ 0 Harman Kardon Allegro A10 Tube Amp MONO Audio Amplifier Vintage Not Working https://myvintagetubeamp.com/2025/04/29/harman-kardon-allegro-a10-tube-amp-mono-audio-amplifier-vintage-not-working-2/ https://myvintagetubeamp.com/2025/04/29/harman-kardon-allegro-a10-tube-amp-mono-audio-amplifier-vintage-not-working-2/#comments Wed, 30 Apr 2025 01:16:04 +0000 https://myvintagetubeamp.com/2025/04/29/harman-kardon-allegro-a10-tube-amp-mono-audio-amplifier-vintage-not-working-2/

Harman Kardon Allegro A10 Tube Amp MONO Audio Amplifier Vintage Not Working

Harman Kardon Allegro A10 Tube Amp MONO Audio Amplifier Vintage Not Working

]]> https://myvintagetubeamp.com/2025/04/29/harman-kardon-allegro-a10-tube-amp-mono-audio-amplifier-vintage-not-working-2/feed/ 0 Harman Kardon Allegro A10 Tube Amp Audio Amplifier Mono Vintage Untested https://myvintagetubeamp.com/2025/03/11/harman-kardon-allegro-a10-tube-amp-audio-amplifier-mono-vintage-untested/ https://myvintagetubeamp.com/2025/03/11/harman-kardon-allegro-a10-tube-amp-audio-amplifier-mono-vintage-untested/#comments Tue, 11 Mar 2025 21:58:02 +0000 https://myvintagetubeamp.com/2025/03/11/harman-kardon-allegro-a10-tube-amp-audio-amplifier-mono-vintage-untested/

Harman Kardon Allegro A10 Tube Amp Audio Amplifier Mono Vintage Untested

Harman Kardon Allegro A10 Tube Amp Audio Amplifier Mono Vintage Untested

Untested as found at a local estate, offered as is for parts or restoration. Tubes are visible inside the unit. Unit advises not to open, we are offering it as is.

]]> https://myvintagetubeamp.com/2025/03/11/harman-kardon-allegro-a10-tube-amp-audio-amplifier-mono-vintage-untested/feed/ 0 Harman Kardon Allegro A10 Tube Amp MONO Audio Amplifier Vintage Not Working https://myvintagetubeamp.com/2025/03/10/harman-kardon-allegro-a10-tube-amp-mono-audio-amplifier-vintage-not-working/ https://myvintagetubeamp.com/2025/03/10/harman-kardon-allegro-a10-tube-amp-mono-audio-amplifier-vintage-not-working/#comments Mon, 10 Mar 2025 09:52:03 +0000 https://myvintagetubeamp.com/2025/03/10/harman-kardon-allegro-a10-tube-amp-mono-audio-amplifier-vintage-not-working/

Harman Kardon Allegro A10 Tube Amp MONO Audio Amplifier Vintage Not Working

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