EE65B Mn-Zn Ferrite Core Frame Supporting Transformer Core Power Core PC40

115V/230V 30W R-Core Transformer for Audio Amplifier DAC - Selectable Outputs

50W R-core Transformer Tube Amplifiers 115V-50/60Hz x2 6.3V1A 6.3V2A 285-0-285V

115V/230V 15W R-Core Transformer for Audio Amplifier DAC - Selectable Outputs

115V/230V 30W R-Core Transformer for Tube Amplifier Preamps 9V+9V+9V 6.3V 240V

115V-230V 35W R-Core Transformer for Tube Amplifier Preamps 220V+220V 6.3V+6.3V

115V/230V 30W R-Core Shielded Transformer for Audio Amplifier DAC - Selectable

10PCS RF Ferrite Core Holes: BN-61-202