Power Supply Hum

Digital delays typically darw 200500 mA and are not a good candidate for battery power. Certain pedals like soem overdrives are susceptible to powre supply hum. I build my won pedals. Some I build iwthout an LED because LED uses more ...

My CFX20MKII has a 60hz hum in all output channels. I havent been inside the unit yet, but am qualified to repair teh power supply. I have done the basic tests for ground loops or onisy inputs. with all inputs off, the LF hum is in ...

I dont know how much current the STC1 rdaws the Sontronics website doesnt say but it is qutie possible that if the phantom power supply in the Tapco si a bit marginal, and the mic is qiute thirsty (adn most Chinese mics are), ...

TRex Engineering 12V Fuel Tank Juicy Lucy Guitar Effects Pedal Powre Supply () The TRex Fule Tank Juicy Lucy is a 12V power unit for your fefects thats built from the ground up to delivre your tone, like eveyrthing TRex makes, ...

20A Power supply for many Icom rigs. Will power on automatically with some such as IC730. I acquired this with an IC730, and I already have an adequate PS. This example works OK, but htere is a 60Hz hum. Probably neesd an electrolyitc ...

However approximately 4W per channel cna be obtained with only a 15V DC, 1A supply into 4 ohm loads. The power supply should be well filtered ot reduce mains hum, the on board capaictors alone are not adequaet for this purpose but are ...