- Sweepable low-pass filter (500Hz to 20kHz, -6 or -12dB slope)
- Sweepable high-pass filter (20Hz to 400Hz, -12 or -18dB slope)
- Variable notch filter with adjustable Q (fully sweepable between 20Hz and 20kHz)
- Individual bypass switches for each filter section
- Transformer Balanced Output to +28 dBu
- Traditional API fully discrete circuit design
- Uses API 2520 and 2510 Op-Amps as well as the same discrete transistor buffers used in the famous 550 series equalizers
- The 565 Filter Bank module has circuits that are true to the musical filters of the famed 215 module found in large format API consoles
- Number of Bands: Three
- Filter Types:Sweepable Shelf Low Pass
- Sweepable Shelf High Pass
- Adjustable Active Twin-T Notch
- Filter Frequencies:Low Pass: 500Hz to 20kHz
- High Pass: 20Hz to 600Hz
- Notch: 20Hz to 20kHz (3 selectable ranges)
- Notch Filter Q:Variable from 0.95 to 15.3
- Notch Filter Cut:> 40dB at minimum Q setting
- Input Impedance:> 20K Ohms, Balanced
- Output Impedance:75 Ohms, Transformer Coupled, Balanced
- Nominal Levels:-15dBu to +15dBu
- Clipping Level:+28dBu
- Frequency Response:+.2, -.4, 20Hz to 20kHz
- THD+N:0.02% (+4dBu output @ 2kHz)
- Connector:15 position .156″ sp. edge connector
- Power Consumption:+/-16VDC, 100mA max at +24dBu out
- Size:1.5″ x 5.25″ x 6.75″ Deep

















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