Engl E670 - Page 7

2 T.D.EQ.(TUBEDRIVEREQUALIZER)
3CLEANGAIN
4GAINBOOST
This function activates the onboard , a circuit similar to a very simple
preamp channel. It could also be described as an active, tube-driven preamp defeat
circuit, in this case with passive tone controls. Pressing the button (2) activates the
with EQ. Note that this circuit can be selected in reciprocation with the
fourchannels,wherebyreciprocationmeansthatyoucanactivateitirrespectiveofthe
currentlyactive channel and viceversa.TheLEDabovethe button lights uptoindicate
the Tube Driver plus EQ is active. The Tube Driver with EQ can also be activated via
MIDI program change or Custom Z-9 Footswitch. Its voicing knobs are on the back of
theamp.
Thisnewfeatureoffersacoupleofcoolapplicationoptions:
1. Use it as a pre effect device tube preamp stage (two triode stages) to enhance the
dynamicrange of yourinstrument's signal. Theinternal preampand itsClean, Crunch,
LeadIandLeadIIchannelsarebypassed.
This lets you employ the with EQ as a preamp defeat or bypass, for
example, if you want to use an effect device's preamp stage to drive the power amp,
andtoshapetheTubeDriversignaltotasteusingthepassivethree-wayvoicingsection
ontherearpanel.
2. Use it as an independent sixth preamp channel with dedicated tone controls.
Becausethis circuit featuresa differentdesign as well asindependent voicing options,
it gives you yet another tonal alternative to the Clean and Crunch channels. Use the
rear panel Sensitivity (85), Treble (84), Mid (83) and Bass (82) knobs as well as the
Contourbutton(81)toshapeitssignal.
that because this circuit takes a direct path from input to the effect loop,
you cannot use the amp's preamp control features to shape its signal. The list of
disabled features includes (22), (21), the (45)
and (42). Power amp functions such as , ,
(20), (43) and (44) remain enabled and have
thesameeffectonthe astheywouldonanyotherpreampchannel.
Clean channel Gain control. This knob determines the preamp's input sensitivity in
Cleanmode;useittosetthedesiredinputlevel.
The amount of distortion depends on your guitar's pickups and the Gain Boost (4)
setting.InClean mode, single-coil pickups maybegin saturating the preamp whenthe
knob is set to about the two o'clock position; pickups with very high output levels
(humbuckersor active pickups) will evoke mild overdrive at even lower settings. If you
wantsqueakycleantone,simplybackofftheGainknobaccordingly.
Boosts the input sensitivity of Main Channel 1, and . The red LED above
this button lights up to indicate is on. can also be switched via
MIDIprogramchangecommandortheCustomZ-9Footswitch.
Tube Driver
Tube Driver
Tube Driver
Reverb Mega Depth Punch Noise Gate
Modern/Classic Master A/B Presence A/B
Depth Boost Power Lo/Hi Speaker A/B
TubeDriver
Clean Crunch
Gain Boost Gain Boost
Atipfromthedesigner:
Please note
Atipfromthedesigner:
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