Vintage Tube Amp

This listing is for a beautiful looking shape v intage Heathkit AA-23 Mono 7591 Tube Amplifier. It’s fully tested and everything works as should be.. The in/outputs are in excellent working order. All the tubes are present and vintage. It’s a very clean 25W mono tube amplifier and sound excellent….. Please take a look at the pictures for more details and information, they’re part of the description. Power output: 25 watts into 8? (mono). Frequency response: 30Hz to 15kHz. Input sensitivity: 9mV (mic), 5mV (MM), 200mV (line). Signal to noise ratio: 60dB (mic), 53dB (MM), 60dB (line). Speaker load impedance: 4? To 16? Dimensions: 345 x 125 x 240mm. Please message us if you have any farther questions, thank you.

This amplifier is in working condition. The GZ34, RCA – 6eu7 tubes are new. 7591 tubes are GE coin base and test good. The case cover has new paint. The main filter caps have reformed and other caps checked for leak. This is rare model. Please see pictures for additional condition of the amp. Please ask if you have any questions. I’m thinning down my collection and will list more tube amps in follow weeks. The item “Vintage Heathkit AA-23 25watt tube amplifier 6eu7 driver 7591 push-pull” is in sale since Monday, October 29, 2018. This item is in the category “Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Amplifiers & Tube Amps”. The seller is “bluemoonscooter11″ and is located in Garden Grove, California. This item can be shipped worldwide.

• Brand: American Bosch
• Type: Power Amplifier
• Country/Region of Manufacture: United States
• MPN: Does Not Apply
• Modified Item: Yes
• Modification Description: Added input jack, speaker posts, new capacitors
• Model: 58