Engl E 635 Fireball 100 100W Amp Head
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Information
Information
Manufacturer Information
Engl
https://www.engl-amps.com
info@engl-amps.com
------------------------
Safety manager:
Mogar Music France
Email: info@mogarmusic.fr
Address:
Historical Context and Positioning in the Range
With the Fireball series, ENGL targeted guitarists seeking modern, precise, and highly controlled distortion without sacrificing the dynamics of a true all-tube architecture. The E635 Fireball 100W positions itself as a high-efficiency head, tailored for cabinets and large stages, with a "plug and play" approach: two effective channels, targeted voicing options, and essentials for gain control (noise gate, loop, switchable masters).
Who This Amp Is For
The ENGL Fireball 100W is aimed at the intermediate to pro guitarist who plays in rehearsals and especially on stage, or in studio when capturing dense and tight distortion is desired. It is particularly comfortable in metal, hard rock, hardcore punk, and all styles requiring a clean high-gain with tight palm mutes. The Clean channel also provides solid clear foundations (modulation pedals, delays, reverbs), while the Lead channel covers everything from crunchy overdrive to heavy modern distortion.
Technical specifications
| Category | Guitar amp head | Number of channels | 2 |
| Technology | Tubes | EQ | 3 channels |
| Effects loop | Yes | Color | Black |
| Amp tubes | 4 x 6L6 | Finishing | Black tolex |
| Pre-amp tubes | 2 x 12AX7, 2 x ECC83 | Power output | 100 W |
| Category | Amplifier | ||
Questions frequently asked
Is the ENGL E635 Fireball 100W suitable for metal and drop tunings?
With its 100W tube power and four 6L6 power tubes, this head is geared towards modern distortion and tight palm mutes. The Bottom option helps to reinforce the low-end foundation for lower tunings.
What channels and tone controls are available?
Two channels are offered: Clean and Lead, each with its dedicated gain control. The 3-band EQ is complemented by Bright, Bottom, and Mid Boost switches.
Can a pedal be used for switching sounds?
The Z4 footswitch allows selection of channels, Master A/B, Mid Boost, and the effects loop.
Is the effects loop suitable for delay or reverb units?
The tube effects loop is designed for use with effects placed after the preamp, such as delay, reverb, or chorus. Its blend control helps adjust the integration of pedals or rack gear.
What are the dimensions and weight of this ENGL head?
The unit measures 71 x 27 x 27 cm and weighs 21 kg. The finish is black tolex.



