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Old 7th July 2010, 06:54 AM   #1
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Default master volume with a extra tube

hi to all
is it posible to add a extra tube with a control pot before the pi
to use as mastervolume
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Old 8th July 2010, 06:48 AM   #2
Arnulf is offline Arnulf  Europe
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Of course.
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mod verb, transitive /mod/ to state that one is utterly clueless about the operation of device to be "modded" and into "fixing" things that are not broken; "My new amplifier sounds great so I want to mod it."
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Old 8th July 2010, 08:08 AM   #3
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Hello,
You dont need to ad another tube. You can use apost phase inverter master volume. This is widely used in guitar amps. It basically consists of a double pot that blends the two 180 degree signals cancelling them out gradually.
Mario.
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