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Mute (squelch) circuit, Tx audio and filter circuits, Analog ground supply – Midland Radio SP-300 User Manual

Page 13: Audio mixer and inverter, Monitor, Rf circuits, Transmitter, Buffer, P.a. module, Low pass filter

Mute (squelch) circuit, Tx audio and filter circuits, Analog ground supply | Audio mixer and inverter, Monitor, Rf circuits, Transmitter, Buffer, P.a. module, Low pass filter | Midland Radio SP-300 User Manual | Page 13 / 52 Mute (squelch) circuit, Tx audio and filter circuits, Analog ground supply | Audio mixer and inverter, Monitor, Rf circuits, Transmitter, Buffer, P.a. module, Low pass filter | Midland Radio SP-300 User Manual | Page 13 / 52