TDA1072A AM receiver circuit
Features
• Inputs protected against damage by static discharge
• Gain-controlled RF stage
• Double balanced mixer
• Separately buffered, voltage-controlled and temperature-compensated oscillator, designed for simple coils
• Gain-controlled IF stage with wide AGC range
• Full-wave, balanced envelope detector
• Internal generation of AGC voltage with possibility of second-order filtering
• Buffered field strength indicator driver with short-circuit protection
• AF preamplifier with possibilities for simple AF filtering
• Electronic standby switch.
**注意 & Noted:
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