Yaesu Md 100 Schematic Jun 2026

) uses an internal op-amp circuit (typically a PC4572C or similar) to boost higher frequencies for better punch in DX or noisy conditions. Thru/Filter Switch

cardioid element with a frequency response of 100 Hz to 5,000 Hz. Active Filtering (Base Controls): Low Cut Switch: Yaesu Md 100 Schematic