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Ampeg PF-50T Portaflex - 50-watt All-tube Bass Head , $1,299.99 - Add to Cart Skip to Product Information

Ampeg PF-50T Portaflex - 50-watt All-tube Bass Head

50-watt Tube Bass Amp Head with Normal and Padded Inputs, 3-band EQ, Selectable Mid Control, Ultra Hi/Lo Boosts, Line-out, and User Adjustable Bias
Item ID: PF-50T
Ampeg PF-50T Portaflex - 50-watt All-tube Bass Head
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Ampeg PF-50T Portaflex - 50-watt All-tube Bass Head
In Stock!

This item is not available for local pick-up. Place your order now and your gear will be on its way to you!

Only 2 left in stock! More on the way.

Classic Ampeg Tube Tone

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The PF-50T Portaflex 50-watt bass amplifier head puts the iconic tones of all-tube Ampeg amplifiers in a compact package, ideal for rehearsal, small gigs, and recording. You'll find 12AU7 and 6L6 tubes powering the amplifier, which conjures the warm tube sound associated with vintage Ampeg along with a pair of 12AX7 tubes in the preamp section. Weighing in at 19.4 lbs., the small size and light weight make transporting the PF-50T a piece of cake. And since it doesn't require a speaker load to run, this amp easily gets those tube tones on your recorded tracks without having a cab connected. Get vintage Ampeg tube tone in a lightweight package with the PF-50T.

Ampeg PF-50T Portaflex 50-watt Tube Bass Amplifier Head at a Glance:
  • All-tube Ampeg tone
  • Huge sound, convenient size
  • A great recording tool for players of all styles
All-tube Ampeg tone

Inside the power section of the PF-50T Portaflex bass head, you'll find a set of glowing 6L6 and 12AU7 tubes. Add to that dual 12AX7s in the preamp section and the all-tube design of this amplifier allows you to get that warm, harmonically rich tone Ampeg is known for, or push it hard to get an overdriven tube growl. So whether your ideal Ampeg tone is bringing Motown thump, or grabbing a pick and punching the front end of your amplifier as hard as you can, you'll fall in love with the tones in the Ampeg PF-50T Portaflex.

Huge sound, convenient size

Even with the diminutive size of the PF-50T Portaflex amp, you have all you need for getting huge tones through your cabinet, on your tracks, or both at the same time. The straightforward front panel makes dialing in your tones a snap, while the back panel offers XLR outputs for preamp out (with pre/post EQ switch) and transformer-balanced line-out. Its smaller footprint is easy to transport, and it sits beautifully on a recording desk or affixes to current Ampeg Flip-top cabinets. And the whole tube package is less than 20 lbs.

A great recording tool for players of all styles

One of the most useful features about the PF-50T Portaflex bass amp is its ability to run without a speaker load. Combining this with the preamp out (with pre/post EQ switch) and transformer-balanced line-out, you can optimize the PF-50T as a desktop unit for running direct and send your tube tone straight to your recording rig. The versatile EQ offers Bass, Mid, Treble with five different frequencies for the mid boost/cut: 200, 400, 800, 1.6 kHz, 3 kHz. The smaller size allows it to sit right on your studio desk within easy reach, and the black metal casing and glowing tubes look cool and classy.

Ampeg PF-50T Portaflex 50-watt Tube Bass Amplifier Head Features:
  • 50-watt tube bass amplifier head for small performance or recording
  • 6L6 and 12AU7 tubes offer classic Ampeg tone
  • Affixes to current Ampeg Flip-top cabinets
  • Compact footprint makes transportation easy
  • Features for direct recording
  • User adjustable bias control
  • Classic Ampeg front-panel controls
Get Ampeg's tube tone the easy way with the PF-50T Portaflex amplifier.

Warranty Info

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Offer applies only to single-receipt qualifying purchases. Select manufacturers may require that only the manufacturer’s products qualify towards the minimum purchase amount needed to be eligible for promotional financing. Otherwise, an invoice that meets the minimum purchase amount and contains at least one qualifying manufacturer product is eligible for promotional financing. No interest will be charged on promo purchase balance, and equal monthly payments are required on promo purchase until it is paid in full. The payments equal the amount financed divided by the number of months in the promo period, rounded up to the next whole dollar. These payments may be higher than the payments that would be required if this purchase was a non-promo purchase. During the last month(s) of the promo period the required monthly payment may be reduced due to the prior months’ rounding. Regular account terms apply to non-promo purchases. New Accounts as of 07/31/2025: Purchase APR is 34.99%. Penalty APR is 39.99%. Min Interest Charge is $2. Existing cardholders: See your credit card agreement terms. Subject to credit approval.

Offer applies only to single-receipt qualifying purchases. No interest will be charged on the promo balance if you pay it off, in full, within the promo period. If you do not, interest will be charged on the promo balance from the purchase date. The required minimum monthly payments may or may not pay off the promo balance before the end of the promo period, depending on purchase amount, promo length and payment allocation. Regular account terms apply to non-promo purchases and, after promo period ends, to the promo balance. New Accounts as of 07/31/2025: Purchase APR is 34.99%. Penalty APR is 39.99%. Min Interest Charge is $2. Existing cardholders: See your credit card agreement terms. Subject to credit approval.

The estimated required monthly payment shown which excludes taxes and delivery equals the amount financed divided by the number of months in the promo period, rounded up to the next cent. During the last month(s) of the promo period the required monthly payment may be reduced due to this rounding. These payments apply only with the financing offer shown. If you make these payments by the due date each month, you should pay off this amount financed within the promo period, if it is the only balance you are paying off. If you have other balances on your account, this payment will be added to any other minimum monthly payments.

Applies only to select items from this manufacturer. Ask your Sweetwater Sales Engineer for more details.