FK628

This stereo tone control module uses a +15V- 0 -15V power supply making its +/- output compatible with OCL amplifier projects. The FK628 features twin preamplifiers, volume, treble and base controls. Students will gain practical experience with RC filtering in audio systems and dual rail amplifiers.

Technical Specification

• Power Supply : +15V- 0 -15V @ 6mA
• Maximum Output : 6Vp-p
• Maximum Input : 3Vrms
• Gain (loss) : -2dB
• Input Impedance : 47KOhm
• Frequency Response : 20Hz to 50Khz (+ 0/- 3 dB)
• Total Harmonic Distortion @ 1Khz : 0.1% at 1Vrms output
• S/N Ratio @ 1Vrms : 85dB Tone Control;
• Bass boost/cut : 12dB @ 50Hz
• Treble boost cut : 12dB @ 15Khz
• PCB dimensions : 6.19" x 1.47" x 0.9" (157.22mm x 37.3mm x 22mm)