Eden WTDI Direct Box/Preamp (LEFT)– The WTDI features a 3-band EQ with Bass Boost and Mid Shift switches, Gain, Enhance (boosts low bass, upper middle, and high frequencies), Compressor, and Volume knobs, and 1/4" and XLR outs with a ground lift.eden-electronics.com
T.C. Electronic Blacksmith (RIGHT)– The Blacksmith pumps out 1600 watts, and its TubeTone control offers vintage sounds while the SpectraComp knob offers 3-band compression.tcelectronic.com

Aguilar Tone Hammer 500– This tiny, 500-watt head weighs 4 pounds and its Drive control features Aguilar’s popular AGS (Adaptive Gain Switching) circuitry.aguilaramp.com

Epifani Piccolo Head and Prototype Cab– The Piccolo can be picked up with a pinky finger and pumps out 600 watts of class AB power at 4 ohms. Front-panel controls include Active/Passive, Mid-Cut, Mute, and Vintage voice buttons, and Gain, Mid Cut, Bas, Mid, and Treble knobs. The incredibly light prototype cab will be available later this year.epifani.com

Ampeg Portaflex PF-500 (shown) and PF-350– Compact and potent, the MOSFETdriven PF-500 and PF-350 weigh 11 and eight pounds, respectively, and, at $399 and $299 (street), drop a lot of thump for the buck. Controls include Ultra Hi/Lo boosts, Bass, Mid, and Treble controls and a -40 dB pad.

Gallien-Krueger MB800– Driving 800 watts at 4 ohms, the MB800 weighs 4.9 pounds and features a discreet FET preamp, effects loop, pre/post XLR out, defeatable limiter, dual Speakon outs, Headphone/ Line out, and backlit front-panel controls.gallien-krueger.com

MXR M87 Bass Compressor (LEFT)
– With Release, Attack, Ratio, Input, and Output controls, and an LED readout for gain-reduction status, the M87 offers bassists and guitarists formidable tone-sculpting capabilities.jimdunlop.com
Ibanez TS9B Bass Tube Screamer (RIGHT)– The venerated guitar overdrive has been customized for low-end lovers. It features Drive, Level, Mix, Bass, and Treble knobs, and can add up to 30 dB of gain for everything from warm, vintage growl to all-out fuzz mayhem.ibanez.com