Ruokangas Unveils the Valvebucker Mk2

An upgrade to its 2019 model, the Mk2 is now available for 4 and 5 string basses and includes a redesigned floor unit.

The 1st gen Valvebucker was launched in 2019. It gained publicity at the time, being the first and only vacuum tube-powered active pickup system ever for electric guitars. The key Mk2 upgrades are:

  • Available now for 4- and 5-stringed Ruokangas basses
  • Available now for 7-stringed Ruokangas guitars
  • Completely new visual design
  • The redesigned floor unit features now a balanced output (works as a DI box) as well
  • The floor unit is now always matched in color with the instrument


  • A sensitive magnetic pickup capsule, capturing the instrument sound in high fidelity
  • Tube-powered proprietary preamp circuit
  • One pickup - but a wide variety of sounds
  • Military-grade triode and pentode NOS tubes with a lifetime warranty
  • A floor unit included, to connect the Valvebucker® -equipped included to the rest of your signal chain
  • A 12VAC power supply included
  • A 10-foot XLR cable included

Markus Setzer - Improvisation / Valvebucker demo

The Valvebucker Mk2 is available as a custom option for Ruokangas guitars and basses, adding 2000€ / US $2,200.00 to the basic cost of an ordered instrument. The Valvebucker is not available as an aftermarket/retrofit product.

For more information, please visit

Stompboxtober Is here!
Stompboxtober Is here!

Check back each day at 11:00 am Central Starting Oct. 1 for your daily chance to win! Scroll down for today's giveaway.

The KOA Acoustic Preamp offers classic, natural acoustic tone with unprecedented tonal control and extended headroom.

Read MoreShow less

Fitted and non-fitted risers and frames designed to work with popular effects pedals and pedalboards.

Read MoreShow less