Author Topic: Presence gain on BDI21  (Read 354 times)

artstomp

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Presence gain on BDI21
« on: January 07, 2019, 08:51:25 PM »
Hi you all folks...my bass player friend has Behringer BDI2 and asking me he needed more on the presence knob and more lower end on over all tone...please advice which resistors/capacitors should be replaced...i know Behringer BDI21 is a copy of the SANSAMP Bass Driver..so here is the schematic of the latter...thank upu guys in advance...

http://guitar-gear.ru/wp-content/uploads/2016/06/Sans_amp_scheme.jpg

Ariosto

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Re: Presence gain on BDI21
« Reply #1 on: March 29, 2019, 05:26:20 PM »
Hi you all folks...my bass player friend has Behringer BDI2 and asking me he needed more on the presence knob and more lower end on over all tone...please advice which resistors/capacitors should be replaced...i know Behringer BDI21 is a copy of the SANSAMP Bass Driver..so here is the schematic of the latter...thank upu guys in advance...

http://guitar-gear.ru/wp-content/uploads/2016/06/Sans_amp_scheme.jpg


Maybe it can help. I did it to 2 units of my own and they sound much better now:

https://www.youtube.com/watch?v=l8MbcoSsc14