Analog Power Supplies


Very Low Noise Lentek Battery Power Supply – DIY Introduction So after decades of never knowing whether my Lentek head amplifier alkaline PP9 DC battery was OK I decide to replace it with a NiCd source that I could monitor its voltage and charge and discharge as required. It took […]

Very Low Noise Lentek Battery Power Supply – DIY


Linear Low Noise Analog Power Supplies – DIY This post contains affiliate links. Please see my full disclosure here. Updated test results – 09/28/2021, replaced original 9VAC transformer with 14VAC transformer. As a young teenage electronics enthusiast and licensed UK radio amateur (G8GBL), and all the way up to my early forties, […]

Linear Low Noise Analog Power Supplies – DIY