Hermida Audio Technology Pedal Quick-Start Guide
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Pedals with Tubes: Zendrive 2 and Nu-Valve
Zendr ive 2
The Zendrive 2 (Diagram B) is a var i at i on of t he or i gi nal
Zendr i ve w i t h t he addit i on of a dual t r i ode pr e-amp t ube. The
tube is installed in a socket and can be replaced with other pre-
amp t ubes. Di ffer ent t ubes can change t he voi ci ng and gai n of
the pedal. The Zendrive 2 comes with a 12AX7 tube, but can
al so use a 12AT7, 7025, 5751 or si mil ar pr e-amp t ubes. Pl ease
cont act suppor t @her midaaudio if you ar e unsur e of t he
compati bi l i t y of a tube. The Zendr i ve 2 i ncludes a 9V DC
200mA adapter. It does not operate with a battery.
Nu-Valve
The Nu-Val ve (Diagram C) i ncludes tw o small Nuvi stor t ubes. The pedal
operates with a 9V DC 200mA adapter. The tubes are installed below the
footswitch in sockets and can be easily replaced without the need to
sol der . The t ubes suppl i ed w i t h t he Nu-Val ve ar e NOS (New Ol d Stock)
6CW 4 N u v i st o r t u b es. T h i s i s t h e o n l y t y p e t h at sh o u l d b e i n st al l e d i n t h e
pedal.
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