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Stereo_phono_AF_preamplifier_for_magnetic_pickups_using_the_

2017-01-04 14:29  
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Stereo_phono_AF_preamplifier_for_magnetic_pickups_using_the_ECG727
Stereo phono AF preamplifier for magnetic pickups using the ECG727. The schematic shows only one channel. Duplicate components must be used for channel B. Refer to the block diagram for pin identification. Voltage gain at t kHz is 47 dB. The ECG727 has four internal AC amplifiers (courtesy GTE Sylvania Incorporated).