Parametric or Graphic Equalizer
AssemblyThree-band or parametric frequency-selective equalizer with ±15 dB boost/cut per band, allowing tonal shaping before output. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Parametric or Graphic Equalizer
6 top-level lines as of r27886| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | EQ Summing Amplifier | channel-strip-preamp-eq-opamp | 1× | 1 | · | part |
| 2 | High-Frequency Shelf Filter | channel-strip-preamp-high-shelf-filter | 1× | 1 | · | part |
| 3 | Midrange Peaking Filter | channel-strip-preamp-mid-peak-filter | 1× | 1 | · | part |
| 4 | Low-Frequency Shelf Filter | channel-strip-preamp-low-shelf-filter | 1× | 1 | · | part |
| 5 | EQ Band Potentiometer | channel-strip-preamp-eq-pot | 3× | 3 | · | part |
| 6 | Bare PCB | pcb-bare | 1× | 1 | · | part |