P Pedal_man86 Member Jul 29, 2023 #1 Just built this cleaver boost and the sound is muffled, like a tone knob is rolled all the way down. Not sure what I did wrong... Attachments 20230729_190252.jpg 453.6 KB · Views: 13
Just built this cleaver boost and the sound is muffled, like a tone knob is rolled all the way down. Not sure what I did wrong...
Brett Well-known member Jul 29, 2023 #2 Silly question, but did you bias Q1 and Q2 according to the docs? Upvote 0 Downvote
P Pedal_man86 Member Jul 29, 2023 #3 I don't know what it's supposed to be, no build docs are available yet... Upvote 0 Downvote
swelchy Well-known member Jul 29, 2023 #4 Looks pretty decent... how did you adjust your trimmers? by ear or by meter? Upvote 0 Downvote
Brett Well-known member Jul 29, 2023 #5 I believe it’s half supply on this one. Since you’re boosting voltage to~18v with this one, try biasing to 9v and see if it opens things up. Upvote 0 Downvote
I believe it’s half supply on this one. Since you’re boosting voltage to~18v with this one, try biasing to 9v and see if it opens things up.
P Pedal_man86 Member Jul 29, 2023 #6 Think that's where I'm at right now, checked it just in case Upvote 0 Downvote
Brett Well-known member Jul 29, 2023 #7 Pedal_man86 said: Think that's where I'm at right now, checked it just in case Click to expand... Follow up questions: Where did you get the transistors? Have you verified that all other passives are their correct values? Upvote 0 Downvote
Pedal_man86 said: Think that's where I'm at right now, checked it just in case Click to expand... Follow up questions: Where did you get the transistors? Have you verified that all other passives are their correct values?
P Pedal_man86 Member Jul 29, 2023 #8 I'm looking at a build doc that I googled, think my 100nf might need to be 100pf? Upvote 0 Downvote
Laundryroom David Keyboard Cowboy 🤠 Jul 30, 2023 #9 Pedal_man86 said: I'm looking at a build doc that I googled, think my 100nf might need to be 100pf? Click to expand... C1 should be 100pF Upvote 0 Downvote
Pedal_man86 said: I'm looking at a build doc that I googled, think my 100nf might need to be 100pf? Click to expand... C1 should be 100pF