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Gibson Les Paul Junior Amplifier

Classic Reproduction Five-Watt Tube Amp with Hand-Wired Circuitry and 8" Speaker
Item ID: GA5
Sorry, the Gibson Les Paul Junior Amplifier is no longer available. We've left this page up for reference only.
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Gibson Les Paul Junior Amplifier
Gibson Les Paul Junior Amplifier

A Classic Gibson Amp From The 1950s Returns!

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Our Product Research Team

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What's all this excitement over a five-watt guitar amplifier? When it's the Gibson Les Paul Junior Amplifier, a return to the classic sound of the 1950s is cause enough for celebration - it's back and better than ever!

Gibson Les Paul Junior Amplifier at a Glance:
  • Reproduction of 1950s classic amplifier
  • Five-watt amp with tube circuitry and dual inputs
  • Quality construction with authentic Gibson components

Relive the electric guitar craze of the 1950s
The Gibson Les Paul Junior Amplifier (officially Model GA-5), was Gibson's most popular guitar amp of the 1950s. Thousands of aspiring young electric guitarists got their first taste of pure guitar tone from the Les Paul Junior's classic all-tube design with point-to-point wiring.

True tube sound from a true tube amp
The new Les Paul Junior features the original Gibson style, with single-ended Class A tube circuitry. The dual input jacks feed a single-channel ECC83/12AX7A tube preamp. One 6BQ5/EL84 tube for power amplification is enhanced by a solid-state rectifier and a universal power transformer.

Custom Gibson components and quality construction
The Les Paul Junior Amplifier includes a custom-designed 8" Gibson Goldtone speaker for authentic guitar grit. The classic beige cabinet houses components that make the Les Paul Junior more powerful than any other five-watt amp. No other amp can give you this authentic sound. So grab a piece of guitar history!

Gibson Les Paul Junior Amplifier Features:
  • 5 Watts RMS
  • Dual inputs (Input #2 has 3dB pad)
  • Gibson Goldtone 8" with ceramic magnet, 4 ohm speaker rated at 15 Watts RMS
  • Dual jack input - Hi and Lo sensitivity
  • Volume knob
  • Hand-wired point-to-point vintage style circuit board
  • Single-ended, Class A, cathode bias tube circuitry
  • Single channel ECC83/12AX7A tube preamp
  • One 6BQ5/EL84 tube for power amp
  • Solid State rectifier, universal power transformer
The Gibson Les Paul Junior Amplifier: a piece of guitar history!

Warranty Info

Sweetwater's FREE 2-Year Total Confidence Coverage Warranty

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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.