Magnetic pickup phono preamplifier
This preamplifier provides proper loading ratio of better than - 70 dB (referenced to 10 to a reluctance phono cartridge. It provides mV input at 1 kHz) and has a dynamic range of approximately 35 dB of gain at 1 kHz (2 mV 84 dB (referenced to 1 kHz). The feedback input for 100 mV output)
It features (S + N)/N provides for RIAA equalization.