https://tubeampnetwork.com/members/vivpio/activity/ Activity feed for vivpio. Sun, 30 Aug 2026 15:38:18 +0000 https://buddypress.org/?v= en-US 30 hourly 2 428a0f7b3d1eb7e9138277dd3713463c https://tubeampnetwork.com/forums/topic/squeal-and-noise-from-tone-circuit/#post-5739 Sat, 05 Jan 2013 02:06:21 +0000 When I turn the volume knob, the “squeal” (high pitched or fuzzy tones) starts. The sound isn’t like a scratchy, dirty pot. Like I said, the amp worked well for several weeks (quiet) with good tone. The grid wires to the premp are shielded and grounded on one side. I have tried the chopstick method and no bad connections. In fact, I resoldered the…[Read more]

]]> 0 428a0f7b3d1eb7e9138277dd3713463c https://tubeampnetwork.com/forums/topic/squeal-and-noise-from-tone-circuit/#post-5739 Sat, 05 Jan 2013 02:06:21 +0000 When I turn the volume knob, the “squeal” (high pitched or fuzzy tones) starts. The sound isn’t like a scratchy, dirty pot. Like I said, the amp worked well for several weeks (quiet) with good tone. The grid wires to the premp are shielded and grounded on one side. I have tried the chopstick method and no bad connections. In fact, I resoldered the…[Read more]

]]> 0 428a0f7b3d1eb7e9138277dd3713463c https://tubeampnetwork.com/forums/topic/squeal-and-noise-from-tone-circuit/#post-5739 Sat, 05 Jan 2013 02:06:21 +0000 When I turn the volume knob, the “squeal” (high pitched or fuzzy tones) starts. The sound isn’t like a scratchy, dirty pot. Like I said, the amp worked well for several weeks (quiet) with good tone. The grid wires to the premp are shielded and grounded on one side. I have tried the chopstick method and no bad connections. In fact, I resoldered the…[Read more]

]]> 0 428a0f7b3d1eb7e9138277dd3713463c https://tubeampnetwork.com/forums/topic/squeal-and-noise-from-tone-circuit/#post-5739 Sat, 05 Jan 2013 02:06:21 +0000 When I turn the volume knob, the “squeal” (high pitched or fuzzy tones) starts. The sound isn’t like a scratchy, dirty pot. Like I said, the amp worked well for several weeks (quiet) with good tone. The grid wires to the premp are shielded and grounded on one side. I have tried the chopstick method and no bad connections. In fact, I resoldered the…[Read more]

]]> 0 428a0f7b3d1eb7e9138277dd3713463c https://tubeampnetwork.com/forums/topic/squeal-and-noise-from-tone-circuit/#post-5739 Sat, 05 Jan 2013 02:06:21 +0000 When I turn the volume knob, the “squeal” (high pitched or fuzzy tones) starts. The sound isn’t like a scratchy, dirty pot. Like I said, the amp worked well for several weeks (quiet) with good tone. The grid wires to the premp are shielded and grounded on one side. I have tried the chopstick method and no bad connections. In fact, I resoldered the…[Read more]

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