クレイジー・チューブ・サーキットのWhite Whaleは、トレモロと実際にスプリングユニットを搭載したリバーブの2in1ペダルで、どちらのエフェクトもアナログ回路です。
リバーブはスプリングユニットが筐体内で稼働しているため、筐体を叩くことでガッシャーン！という「あの音」も鳴らすことができます。
また、エクスプレッションペダルを接続することでリバーブはmixを、トレモロはspeedを足元で設定可能です。

■Dwell: Controls the Strength of the Signal That is Going into the Spring tank. Affects Tonaly Quality and Decay of Reverb
■Tone: Controls Presence / Brightness of Reverb
■Mix: Blends the Amount of Wet (Reverb) Signal into Dry
■Speed: Set the Rate of Tremolo Effect
■Depth: Set the Intensity of Tremolo Effect
■Volume: Set the Master Volume of the Pedal. Set to Match Bypassed Level or Max it Up for a Nice Clean Boost
■Black / Brown Toggle Switch: Select the Type of Tremolo. Brown Mode Resembles Power Tube Bias Shifting Type of Tremolo Normally Found in Brownface Amps While Black Mode Resembles the Signal Shunting Tremolo Found in Blackface Amps
■II/III Toggle Switch: Select Between Different Reverb Voicings. II Mode is Brighter with Less Mids and Slightly Less Decay. Mode III is Full Tilt Reverb
■Reverb Footswitch: Engage Reverb Effect or True Bypass When Tremolo is not Engaged
■Tremolo Footswitch: Engage Tremolo Effect or True Bypass When Reverb is not Engaged