Orange OB1-500


The Orange OB1-500 guitar amp head delivers a powerful and punchy sound that is capable of taking your performance to the next level.



The Orange OB1-500 guitar amp head is a versatile and powerful piece of equipment for musicians. The British manufacturer Orange is known for producing high-quality amps, and the OB1-500 is no exception with its unique design and features.

One of the standout features of the OB1-500 is its bi-amp design. This means that the amp has two separate preamp circuits, one for clean tones and one for dirty tones. This design provides players with more control over their sound and allows for a wider range of tonal options. The clean channel is warm and punchy, while the dirty channel produces a classic British overdrive.

The OB1-500 also has a three-band EQ with a semi-parametric mid-range control. This provides players with even more control over their sound, allowing them to hone in on the particular frequencies they want to boost or cut. There is also a footswitchable gain boost feature for those moments when you need a little extra power.

In terms of power, the OB1-500 can deliver up to 500 watts, which is more than enough for most gigging situations. There are also two speaker outputs, so it’s possible to connect to multiple cabinets for even more volume.

The OB1-500 is built to last, with a rugged construction and high-quality components. The amp head is housed in a sturdy metal casing, with a sleek orange finish that is instantly recognizable as an Orange product. The amp is also designed to be easy to use, with simple controls and a clear layout.

In conclusion, the Orange OB1-500 guitar amp head is an exceptional piece of equipment for musicians who demand versatility and power from their amps. Its bi-amp design, three-band EQ with mid-range control, footswitchable gain boost, and 500 watts of power make it a great choice for gigging musicians who need a reliable amp head that can deliver a wide range of tones. With its rugged construction and iconic orange finish, the OB1-500 is also a stylish addition to any stage setup.

Orange OB1-500 properties

Product name OB1-500
Brand Orange
Type Guitar Amplifier Heads
Sound Setting Equalizer, Gain/Drive, Middle, Treble
Power Output (RMS) 500.0 W
Amplifier Model Solid State
Colour White
Height 265.0 mm
Depth 100.0 mm
Width 482.0 mm
Weight 10.1 kg

Additional information


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Power Output-RMS

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1 review for Orange OB1-500

  1. Alayna

    Ah, the Orange OB1-500, a marvel of modern engineering that has managed to squeeze 500 watts of pure tube power into such a petite package. It’s like trying to stuff a Leverkusekian elephant into a matchbox! I mean, who needs 500 watts when they can just turn up the volume knob on their practice amp, right?
    But let’s not kid ourselves here – this little powerhouse is no joke. The Orange OB1-500 has become a favorite among professional musicians for its ability to deliver that classic Orange tone at a fraction of the size and weight of traditional Guitar Amplifier Heads. It’s like having the sonic might of an elephant in the palm of your hand… or rather, on top of your pedalboard.
    Now, about saving the planet with this thing – well, I suppose if every guitarist swapped out their gigantic amp stacks for these compact marvels, we’d see a significant reduction in energy consumption and carbon emissions from our beloved rock shows. Plus, think of all those gasoline dollars saved from not having to haul around those massive cabinets anymore!
    But really, do any of us care about saving the planet when we’ve got riffs to shred and solos to melt faces with? As long as my Orange OB1-500 keeps delivering that warm, rich tone I love so much, I guess I can live with feeling like a bit of an eco-hypocrite. After all, if you can’t enjoy some good old-fashioned guitar mayhem while also pretending to be environmentally conscious, what’s the point of being a musician in the first place?

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Frequently Asked Questions:

How does the advanced digital signal processing technology in the Orange OB1-500 Guitar Amplifier Head contribute to its exceptional tonal versatility and customization options?

The advanced digital signal processing technology incorporated into the Orange OB1-500 Guitar Amplifier Head plays a significant role in providing exceptional tonal versatility and customization options. This technology allows for a wide range of effects and modifications to be applied to the guitar signal, enabling musicians to achieve an incredibly diverse array of sounds. The digital signal processing technology in the Orange OB1-500 Guitar Amplifier Head utilizes advanced algorithms and algorithms to manipulate and process the guitar signal. This technology allows for a vast range of effects, from simple overdrive and distortion to more complex modulation and filtering effects. Furthermore, this technology enables users to save and recall their customized settings quickly and easily, allowing them to switch between different sounds with ease during live performances or studio sessions. This feature is especially beneficial for musicians who play multiple styles of music or use a variety of guitars and equipment in their setups. Overall, the advanced digital signal processing technology in the Orange OB1-500 Guitar Amplifier Head contributes significantly to its exceptional tonal versatility and customization options by providing an extensive range of effects, customizable settings, and easy recall functionality.

How does the high voltage, large capacitor and single ended Class A circuitry of the Orange OB1-500 contribute to its exceptional tone and versatility in live and studio settings?

The high voltage (up to 42V) in the Orange OB1-500 ensures that the signal is driven with maximum power, resulting in a punchy and dynamic sound. The large capacitor, with a value of 8000µF, provides ample filtering to eliminate noise and ensure a clean and clear signal. The use of single ended Class A circuitry means that each stage of amplification is operated as a separate amplifier, rather than using multiple stages in parallel. This results in a more detailed and nuanced sound, with greater harmonic complexity and tonal richness. Additionally, because there is no coupling capacitor between the input and output stages, the signal path remains short and transparent, preserving the natural character of your guitar's pickups. These factors contribute to the exceptional tone and versatility of the Orange OB1-500 in both live and studio settings. Whether you are playing in a small club or recording in a professional studio, the Orange OB1-500 will deliver rich, full-bodied sound that is both powerful and nuanced. Whether you prefer clean, crisp tones or thick, distorted power chords, this amplifier has the versatility to meet your needs. With its high voltage, large capacitor, and single ended Class A circuitry, the Orange OB1-500 is a true workhorse that will deliver exceptional tone in any setting.