Features:

• High Limiting Sensitivity: 18µV Typ.

• Low Distortion: 0.05 Typ Determined by the Linearity of Phase Characteristics in Phase Shifting Circuit

• High Demodulation Output: 330mVrms Typ

• High S/N Ratio: 78.5dB Typ

• Muting at Detuning with Little Shock Noise

• Single Meter Drive Output Proportional with the Input Signal Level dB

• Detuning Muting Band having Good Symmetrics

• Tuning Meter Driving Output having Wide Swing Width

• Delay AGC Drive Output for Front End

• Constant Voltage Circuit is Built–In: Operating Voltage Range = 9V to 14V

• Muting Characteristics Between Adjacent Stations are Distinguished

Function:

• IF Amplification, Limiter

• Quadrature Detector

• AF Preamplifier

• Muting at Weak Input

• Muting at the Detuning

• Signal Meter Drive Output

• AFC Tuning Meter Drive Output

• Delay AGC Output

• Inverting Circuit for Muting Drive Voltage

• IF Amplifier Stop Circuit