Ampeg PF-50T 50W All-Tube Bass Head



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The legendary tone and portability of the all-tube Ampeg Portaflex amplifiers is faithfully reproduced in the PF-50T. This all-tube Portaflex head provides a harmonically rich and studio-worthy 50 watts of pure Ampeg tone to satisfy the most discerning bass player. Featuring simple user-adjustable bias adjustment for easy tube replacement and pre-amp and transformer balanced direct outs for maximum versatility. Plus, no speaker load is required for silent recording or even use as a dedicated tube DI. Pair it with the PF-112HLF for the ultimate compact all-tube bass rig.


  •  First Ampeg all-tube amplifier in this price range 
  •  Dual DI outs for extreme flexibility in recording/performance
  •  Head affixes to current flip-top cabs


  •  RMS power output: 50W @ 4 or 8 ohms
  •  Preamp: All-tube 2 x 12AX7
  •  Power amp: All-tube 1 x 12AU7, 2 x 6L6
  •  0db and -15db inputs
  •  Tone controls: Bass, Mid, Treble
  •  Mid-tone control: 5-position
  •  Ultra Hi/Lo boosts
  •  Input gain control
  •  Preamp balanced line out 
  •  Pre/Post EQ 
  •  Ground lift
  •  Transformer balanced line out
  •  Ground lift
  •  No speaker load required
  •  User-adjustable bias control
  •  Dimensions: 7.3 x 13.9 x 10.4 in / 185 x 353 x 264 mm 
  •  Weight: 19.4 lb / 8.8 kg

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