Power to Burn

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.

Specs: 

• RMS power output: 500 Watts @ 4 Ohms
• Preamp: MOSFET
• Power amp: Class D
• Tone controls: Bass, Mid, Treble
• Mid-tone control: 5-Position
• Ultra Hi/Lo boosts
• Onboard compressor
• Balanced direct out
• Pre/Post EQ option
• -40 dB pad
• Ground lift
• FX loop with dedicated mix control (footswitchable)
• Power amp in/Preamp out
• 1/8" headphone out/line in
• -15 dB input pad
• Mute (footswitchable)
• Power supply: switching
• Dimensions (H x W x D)
• 3 x 14 x 11 inches
• 80 x 355 x 272 mm
• Handling weight: 11 lbs/5 kg