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.
- 500W RMS output @ 4 ohms
- MOSFET preamp
- Class D power amp
- Bass, mid, treble tone controls with 5-position mid frequency control
- Ultra Hi/Lo boosts
- Onboard compressor
- Balanced direct out with pre/post-EQ option, -40dB pad, and ground lift
- FX loop with dedicated mix control (footswitchable with optional AFP2 switch)
- Power amp in/ preamp out
- 1/8″ headphone out/line in
- -15 dB input pad
- Mute (footswitchable with optional AFP2 switch)
- Power supply: switching