'59 Bassman Custom
The 1959 Fender Bassman is a legendary tube amplifier originally designed for bass but renowned for its rich, dynamic tone that became a staple for guitarists. Featuring four 10-inch speakers and 45 watts of power from a 5AR4 rectifier and 6L6 power tubes, it delivers a punchy, harmonically complex sound with excellent touch sensitivity. Its simple control layout, volume, treble, mid, and bass, offers versatile tonal shaping, making it highly responsive to player dynamics and pedals. The 1959 Bassman’s circuit inspired many later amplifiers, notably the Marshall JTM45, cementing its status as a cornerstone in amplifier history.
Fender Model Guide
Just like the classic ’59 Bassman above, but featuring a modified power amp that reduces bass and makes the amp’s overdrive tighter for a more rock ‘n’ roll tone, plus four 10” Celestion® Greenback speakers. This version too features the “jumpered” Normal and Bright inputs that let both volume controls be used like a mixer to blend both channels together.
- VOL NORMAL Adjusts Normal input channel volume.
- VOL BRIGHT Adjusts Bright input channel volume.
- TREBLE Adjusts high frequencies.
- MIDDLE Adjusts midrange frequencies.
- BASS Adjusts low frequencies.
- PRESENCE Adjusts ultra-high frequencies.
Also included as an amp head only.
From the Fender Tone Master Pro Model Guide
- Based on
- Fender 1959 Bassman (Custom)
- Real gear released
- 1959
- Amp type
- Tube
- Power (watts)
- 45
- Speakers
- 4x10
Unofficial fan reference by Worship Calling. Not affiliated with or endorsed by Fender. Tone Master Pro is a trademark of Fender Musical Instruments Corporation. Other product names belong to their owners and are used only to identify the gear each model is based on. Details are a guide, so check the Fender manual for exact controls.