Astra Features Dual Mono To Stereo I/O Stereo FX: Tape Delay Ping-Pong Delay Freeverb C Reverb (Lukas) Chorus Flanger Phaser AirWindows Mapping Panel Label Function Description IN Left Channel 1 In IN Right Channel 2 In OUT Left Stereo Output Left OUT Right Stereo Output Right gate_out_1 (B5) Clock x8 gate_out_2 (B6) Clock x16 button (B7) Next Preset Switches depending on switch (B8) position switch (B8) Engine Select FX1 or FX2 gate_in_1 (B10) Clock Input gate_in_2 (B9) Next Variation knob (CV_1) Gain Channel 1 knob (CV_2) Gain Channel 2 knob (CV_3) FX Mix Channel 1 knob (CV_4) FX Mix Channel 2 CV_5 FX Mix Channel 1 CV_6 FX Mix Channel 2 CV_7 Duck Channel 1 CV_8 Duck Channel 2 CV_OUT_1 Envelope_Follower Channel 1 CV_OUT_2