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Image: Blackheart Single ended Class AAmp chassis with the GZ34 rectifier valve installed
![Blackheart Single ended Class AAmp chassis with the GZ34 rectifier valve installed](/images/thumb/6/6b/Blackheart_Single_ended_Class_AAmp_chassis_with_the_GZ34_rectifier_valve_installed.jpg/800px-Blackheart_Single_ended_Class_AAmp_chassis_with_the_GZ34_rectifier_valve_installed.jpg)
Size of this preview: 800 × 469 pixels. Other resolutions: 320 × 188 pixels | 1,012 × 593 pixels.
Original image (1,012 × 593 pixels, file size: 487 KB, MIME type: image/jpeg)
Description: Blackheart Single ended Class 'A' Amp chassis with a 12AX7 pre-amp valve, EL84 power/output valve and a GZ34 rectifier valve modification. Note the silicone ring dampeners to control microphonic feedback.
Title: Blackheart Single ended Class AAmp chassis with the GZ34 rectifier valve installed
Credit: Own work by the original uploader
Author: Black Stripe
Usage Terms: Creative Commons Attribution-Share Alike 3.0
License: CC BY-SA 3.0
License Link: http://creativecommons.org/licenses/by-sa/3.0
Attribution Required?: Yes
Image usage
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