GuitarPCB | Vincent | Activity https://guitarpcb.com/members/vincent/activity/ Activity feed for Vincent. Sun, 31 May 2026 03:54:31 -0400 https://buddypress.org/?v= en-US 30 hourly 2 744f866f05b5d25933b5084d9d396cf7 Vincent replied to the topic Pump’d Up Fuzz Face v5 Q1 and Q2 in the forum GuitarPCB Build Support https://guitarpcb.com/community/topic/pumpd-up-fuzz-face-v5-q1-and-q2/#post-37483 Mon, 29 Sep 2025 00:19:16 -0400 I bought 50x MP42B Germanium transistors off of Ebay from Ukraine.  I used a DCA55 to sort through them, bagged them, and finally got around to building the PUFF.  Q1 and Q2 were 74 and 94 respectively and the bias was set in the middle.  Sounded great without even metering or adjusting the bias.  Played around with bias and ended up back whe…Read more

]]> 0 82a87a5f1a1a7de1d93c5982d5aafa78 Vincent started the topic Pump’d Up Fuzz Face v5 Q1 and Q2 in the forum GuitarPCB Build Support https://guitarpcb.com/community/topic/pumpd-up-fuzz-face-v5-q1-and-q2/ Tue, 10 Jun 2025 22:43:45 -0400 Are there hfe and leakage recommendations for Q1 & Q2?

]]> 0 7368e07b2520f52633488597247c9e95 Vincent became a registered member https://guitarpcb.com/activity/p/22068/ Tue, 10 Jun 2025 00:12:03 -0400 0