Alternatives to the Caroline Guitar Company Icarus V2.1 Preamp/Drive

Benson Amps Germanium Preamp (Boost)

Shared character: sensitivity, boost, transparent

Benson Amps Germanium Boost

Shared character: sensitivity, boost, warm

Spaceman Mercury IV Germanium Harmonic Boost

Shared character: boost, warm, vintage charm

Dallas Rangemaster Treble Booster

Shared character: sensitivity, boost, warm

Hudson Electronics Dual Broadcast

Shared character: boost, warm, transparent

EarthQuaker Devices Dirt Transmitter V2

Shared character: original, warm, high gain settings

TC Electronic Zeus Drive Overdrive

Shared character: boost, warm, alternative

Hudson Electronics Broadcast Discrete Class-A Germanium Preamplifier

Shared character: boost, transparent, vintage charm

ThorpyFX Redacted

Shared character: sensitivity, boost

Walrus Audio Voyager Mk II

Shared character: original, boost, transparent

Greer Moonshot Germanium preamp

Shared character: boost, warm, alternative

Death By Audio Germanium Filter

Shared character: sensitivity, warm

Tru-Fi The Newton

Shared character: boost, transparent, high gain settings

Hudson Electronics Sidecar

Shared character: alternative, warm

JHS Overdrive/Preamp

Shared character: higher gain, boost, warm

Empress Germ Drive

Shared character: sensitivity, warm, alternative

Source Audio Artifakt

Shared character: vintage charm, high gain settings

Díaz Texas Ranger

Shared character: original, boost, vintage charm

Greer Relic

Shared character: sensitivity, warm, vintage charm

Strymon Sunset Dual Overdrive

Shared character: boost, warm, transparent

Dallas Tuxedo Treble Booster

Shared character: boost, warm, vintage charm

Klon KTR

Shared character: boost, warm, transparent

EarthQuaker Devices Special Cranker

Shared character: transparent

Dophix Michelangelo Overdrive Plus

Shared character: higher gain, boost, warm