Ampeg Portaflex PF-500 Bass Amp Head weighs in at 11 pounds, and delivers a staggering 500W of power in an ultra-compact design giving you pure Ampeg tone in an extremely portable package. Precise tone controls and gig-friendly input/output options offer ultimate flexibility. Pair it with Ampeg’s 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)
RMS power output: 500W @ 4 ohms
Preamp: MOSFET
Power amp: Class D
Tone controls: Bass, mid, treble
Mid-tone control: 5-position
Power supply: switching
Dimensions (WxHxD): 14 x 3 x 11″
Handling weight: 11 lbs / 5 kg
