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Average Price: $315

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$300

$701+

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Description

Unleash the vintage vibes with the Harmony H303a Tube Amp, a compact powerhouse that captures the essence of classic sound. Perfect for musicians who appreciate both form and function, this amp is a tribute to the golden era of tube amplification. With its warm, rich tones, the H303a is a delight for guitarists seeking authentic sonic character without the need for a bulky setup. Whether you're practicing at home or performing at an intimate venue, this amp's simplicity and elegance make it an ideal companion.

The H303a's construction features an 8-inch speaker that delivers a balanced and articulate output, bringing your music to life with clarity and depth. This amp’s 8-watt tube-powered design ensures that your notes sing with a smooth, natural sustain that only a true tube amp can provide. Its retro-styled casing not only looks great but also complements its timeless sound, making it a centerpiece for any music room or stage.

Easy to use with a straightforward control panel, the Harmony H303a Tube Amp is perfect for both beginners and seasoned players who crave that classic tube warmth. Its portable size offers convenience while still packing a punch, making it a versatile choice for various musical styles and settings.

Key Features:

  • 8-watt tube-powered combo amplifier
  • Single 8-inch speaker for balanced sound
  • Vintage-inspired design
  • Compact and portable for easy transport
  • Simple control interface for ease of use

Product specs

Brand Harmony
Model H303A
Finish Blue
Year 1960s
Made In United States
Categories Guitar Combo Amps
Direct Output No Direct Output
Electronics Tube
Number of Channels 1 Channel
Number of Inputs 3 Inputs
Output Power (Watts) 3
Power Tube Type 50C5
Reverb None
Speaker Configuration 1x8"

FAQs

What kind of tone can I expect from the Harmony H303a Tube Amp?

The Harmony H303a Tube Amp delivers a warm, vintage tone typical of 1960s tube amplifiers. Its single channel and 3-watt output provide a smooth, overdriven sound ideal for blues and classic rock.

Is the Harmony H303a Tube Amp suitable for gigging with a band?

With an output power of 3 watts, the Harmony H303a is best suited for practice and small, intimate settings rather than full band performances.

Does the Harmony H303a Tube Amp work well with pedals?

The Harmony H303a can handle pedals, but given its vintage design and 3-watt output, it pairs best with boost or overdrive pedals to enhance its natural tube distortion.

How many inputs does the Harmony H303a Tube Amp have?

The Harmony H303a Tube Amp features three inputs, allowing for multiple instruments or configurations to be connected simultaneously.

What is the speaker configuration of the Harmony H303a Tube Amp?

The Harmony H303a Tube Amp is equipped with a single 8-inch speaker, contributing to its classic, compact tone.

soundcheckvideos

soundcheckvideos

Harmony H303A guitar amp test.

Video thumbnail for Harmony H303A guitar amp  test. by soundcheckvideos

Harmony H303A guitar amp test.

soundcheckvideos

soundcheckvideos

Video thumbnail for Harmony H303A amp - Tested by guitarist Juan Pablo Ordoñez at One Flight Up studios by Juan Ordonez

Harmony H303A amp - Tested by guitarist Juan Pablo Ordoñez at One Flight Up studios

Juan Ordonez

Juan Ordonez

Video thumbnail for Harmony H303A by Emerald City Guitars

Harmony H303A

Emerald City Guitars

Emerald City Guitars

Video thumbnail for Harmony h303a demo by Dustin Altick

Harmony h303a demo

Dustin Altick

Dustin Altick

Video thumbnail for Smitty Destroys the Harmony H303A by Music 6000

Smitty Destroys the Harmony H303A

Music 6000

Music 6000

Reviews

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Harmony H303a Tube Amp.

Build quality

  • Some versions of the Harmony H303A have smaller, Canadian-specific designs, potentially affecting portability and sound projection.

    Source

Use cases and applications

  • Running steel slide guitars through the Harmony H303A delivers a unique sound, especially with the classic 6-inch speaker setup.

    Source

Features and functionality

  • The Harmony H303A includes models that are considered "widow makers," highlighting potential safety considerations for users familiar with vintage amps.

    Source
  • The H303A uses a 35w4 half-wave rectifier, resulting in a spongy power supply, particularly noticeable on low notes or high current draw.

    Source

Setup and maintenance

  • Ground loops and hum issues can be mitigated by star grounding the supply and preamp separately, crucial for reducing noise in the H303A.

    Source

Mods and upgrades

  • Replacing the stock power cord with a three-prong cord and properly grounding it can enhance safety and reduce hum.

    Source

User experience

  • The amp's cathode grounding and grid leak resistor biasing can cause sputtering distortion and a gradual cut-out on heavy strumming, reverting after a brief rest.

    Source

2.0 out of 5

Based on 1 Review and 1 Rating

5 star
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1 star
jimmarchi1

buyer beware

these amps sound really neat but can be a shock hazard due to their AC power supply

Artist usage

Add artist
See how Jon Foreman uses Harmony H303a Tube Amp

Jon Foreman

Singer, Guitarist

Switchfoot

...
Verified via Photo

As can be seen at his official Instagram account (about making some music) you can see him using this item in the picture / video.

See how Feist uses Harmony H303a Tube Amp

Feist

Singer, Guitarist

Broken Social Scene

...
Verified via VEVO

minute 0:51

Feist Undiscovered First (From The Basement)

Genre Usage

Based on how artists on Equipboard use this gear, it is most commonly found in the following genres.

Used With

Based on how musicians on Equipboard use Harmony H303a Tube Amp, it is most commonly used with the following gear.

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