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Ampeg Portaflex PF20T All Tube Head


The legendary tone and portability of the all-tube Ampeg Portaflex amplifiers is faithfully reproduced in the PF-20T. This all-tube Portaflex head provides a harmonically rich and studio-worthy 20 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.


  • RMS power output: 20W @ 4 or 8 ohms 
  • Preamp: All-tube [2] x 12AX7
  • Power amp: All-tube [2] x 6V6
  • Tone controls: Bass, Mid, Treble 
  • Input gain control
  • Preamp balanced line out
  • Transformer balanced line out
  • User adjustable bias control
  • Dimensions (H x W x D inches):
  • Weight: 15.2 lb / 6.9 kg 
    • We currently offer

      Free Shipping on Basses, amps and large accesories (cases, gigbags) over $500*

      Free Delivery Austraia Wide on String Orders over $50 

      Free Delivery Austraia Wide on Pedals, Leads, straps and small accessory orders over $50 

      Basses and large items under $500 will have a Freight Charge. 

      Feel Free to contact us with questions regarding freight. 

      * Exceptions are large items to remote areas where the freight costs are excessive. Its a vast country and unfortunately some areas are extremely expensive to send to.  If we see an issue we will contact you to discuss and we will always offer a full refund. 

      Feel free to contact us if you have an inquiry regarding freight *Free Freight does not apply to Studio 19 Rental Agreements

      We offer a few Finance/Payment options. Layby, Zip Money or Studio 19 Rentals

      ZIP MONEY, Buy Now, Pay Later.  0% INTEREST FREE OFFER

      We offer 3 Months INTEREST FREE on purchases under $1000

      We offer 6 Months INTEREST FREE on purchases over $1000

      You get the gear now and pay later

      CLICK HERE for T&C's and Application form, it only takes a minute


      Studio 19 Rental

      The rental payments are listed on each product, you can choose either a 6 month or 12 month minimum rental period. You can choose to purchase your gear at any stage after 4 weeks and end the contract. Rental Payments and buy out figures are listed on all applicable products. Click HERE for more details


      We Offer 6 weeks on Used gear and 12 Weeks on New Gear. Payments must be made within each month and the balance paid upon completion of the time period. Payments can be made online HERE

      Paying by Bank Transfer

      Our details are as follows:
      National Australia Bank
      The Bass Centre
      BSB: 083419
      Acc: 518378534








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