Ampeg’s Portaflex PF-500 bass head delivers a staggering 500W of power in an ultra-compact design providing pure Ampeg tone in an extremely portable package. Precise tone controls and gig-friendly input/output options provide ultimate flexibility. Pair it with our PF Series flip-top cabinets for the vintage styling and portability of Ampeg’s iconic Portaflex originals.\n

Technical Specifications

\nRMS power output\n500W @ 4 ohms\nPreamp\nMOSFET\nPower amp\nClass D\nTone controls\nBass, mid, treble\nMid-tone control\n5-position\nUltra Hi/Lo boosts\nOnboard compressor\nBalanced direct out\nPre/post EQ option\n-40 dB pad\nGround lift\nFX loop with dedicated mix control (footswitchable)\nPower amp in/ preamp out\n1/8” headphone out / line in\n-15 dB input pad\nMute (footswitchable)\nPower supply\nswitching\nDimensions (H x W x D inches)\n3 x 14 x 11 in\n80 x 355 x 272 mm\nHandling weight\n11 lbs / 5 kg