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Diode-Bridge Voltage-Controlled Attenuator

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by John Lauer

Two-layer through-hole audio attenuator: four 1N4148s as a current-biased shunt bridge, 0 to 2 V control, designed by Saif Abdessayed with Adom Hydrogen

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diode-vca-attenuator / diode-vca-attenuator.kicad_dru
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John Lauer Saif Abdessayed's diode-bridge VCA: KiCad project, Gerbers, BOM, simulations, reports, and the earlier RC filter test 45f3ff6 11d ago
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(version 1)

(rule "Provisional minimum copper clearance"
  (constraint clearance (min 0.20mm)))

(rule "Provisional minimum track width"
  (constraint track_width (min 0.25mm)))

(rule "Provisional via diameter"
  (constraint via_diameter (min 0.60mm)))

(rule "Provisional via drill"
  (constraint hole_size (min 0.30mm)))