LA1231N FM IF-Amplifier and Discriminator
Similar to NTE1441
IF Amplification, Limiter
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
High Limiting Sensitivity: 18ÁV Typ.
Low Dostortion: 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 Drivce Output for Front End
Constant Voltage Circuit is Built-In: Operating Voltage range = 9V to 14V
Muting Characteristics between Adjacent Stations are Distinguished
AF C/V ref.
Positive Supply Voltage
Mute Level Adjust
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