This old Philips amplifier uses an integrated circuit that is not common today. The circuit must be powered with 18 V and has a gain of 30dB. The input resistance is 22k. Note that the font is symmetric.
This old Philips amplifier uses an integrated circuit that is not common today. The circuit must be powered with 18 V and has a gain of 30dB. The input resistance is 22k. Note that the font is symmetric.