
Your purchase of a new Gallien-Krueger amplifi er is
part. For our part, we at Gallien-Krueger are pleased
that you chose us, and are determined that you will
be a satisfi ed customer. In choosing GK, you now
will allow you to create your own distinct sound.
the Quick Start section before setting up your new
rig. This will help get you started and give you a
Your amplifi er should have come with the following
that you have everything.
new equipment, please contact your local dealer or
heavy, bulky, and hard to handle.
As I am the principal innovator at GK, our products
refl ect my attitudes and life experiences. I don’t
mod el my desig ns after other ma nufacturers’
products. Instead, I believe new and old problems
Having supported my products for over thirty years, I
have learned from the story they tell. Gallien-Krueger
to support that legacy. Just as the products I created
the products we create today will be talking to us
Introduction

Table of Contents
CA
UTION:
T
O REDUCE
THE RISK OF ELECTRIC SHOCK, DO NO
T REMO
VE
CO
VER (OR BA
CK).
NO USER-SER
VICEABLE P
AR
TS INSIDE.
REFER SER
VICING
T
O Q
U
ALIFIED SER
VICE PERSONNEL.
CA
UTION:
T
O PREVE NT ELECTRIC SHOCK, MA
TCH
WIDE
BLADE O F PLUG
T
O
WIDE SL O
T
, FULL
Y INSER
T
.
A
TTENTION:
POUR E VITER LES C HOCS ELECTR IQ
UES
, INR
ODUIRE
L A LAME LA P LUS LARGE D E LA FICHE D
ANS LA BORNE
CORRESPO ND
ANTE DE LA PRISE E T POUSSER J USQ
U'A
U FOND
.
W
ARNING:
T
O REDUCE
THE RISK OF FIRE OR ELECTRIC SHOCK,
DO NO
T EXPOSE
THIS APPLIANCE
T
O RAIN OR MOISTURE.
The lig htning flas h w ith arro
whe ad
sym bol, within an equ ilat er
al tr
ian gle
, i s
int ende d to al er
t t he u ser to the
pre senc e of un insu lat ed " dangero us v
olt age"
wit hin the pro duct 's encl osure t hat ma
y b e of
suf fici ent mag nitu de to c onstitu te a r
isk of
ele ctr
ic shoc
k t o pe rsons
.
The e
xcl amat ion poi nt w ith in a n
equ ilat er
al tr
ian gle is inte nded to
ale r
t t he u ser to the pre senc e of
imp or
tan t op er
ati ng a nd
mai nten ance (s er
vic ing) instr
uct ions
in the liter
atu re a ccompan
yin g th e
app lian ce
.
this amplifi er is capable of producing high sound
pressure levels. Continued exposure to high SPL’s
the volume at a safe listening level or use hearing
protection if the unit is operated at higher levels.

Verify Line Voltage and Amperage:
230 Volt/50Hz 10 A circuit for UK/Australia.
240 Volt/50Hz 10 A circuit for Europe.
220 Volt/50Hz 10 A circuit for Korea.
Verify AC Circuit Capacity Before Use:
power output of your amplifi er may require heavy
the amplifi er to a line with specifi cations other than
may damage the amplifi er. Connecting to the same
trip. It is always a good idea to avoid using any audio
motors, such as air conditioners or refrigerators. This
will lessen the possibility of power variation and elec-
trical start-up noise affecting your sound.
the power cord supplied with your unit. If a replacement
replaced immediately. When setting up, make certain
that the AC plug is easily accessible. If you do not intend
to use the amplifi er for a considerable length of time,
vided. Make certain that the AC outlet is prop-
Do Not Open the Amplifi er Enclosure:
hazard. Modifi cation to the product will void your
warranty. If liquid enters the unit, or any metal
the enclosure, disconnect the unit from the AC power
To insure proper operation and to avoid
potential safety hazards, place the unit on a fi rm, level
For proper ventilation, make sure
there is at least 8 inches of clearance on top, sides, front
moist or high humidity areas.
volatile cleaning agents. Do not use abrasive cleaners,
maintenance should be necessary.
If Traveling with the unit frequently, we
recommend a road case or cover to protect it from
to cushion it from the shocks and vibration that occur
you move, or the amplifi er needs repair.
Safety Information

Lock N’ Roll Transport System:
Roll transport system is designed for quick and
the lock and roll handle, slide the locking latch
up until it stops. Let go of the locking latch and
the handle will lock into place. Tilt the combo
back and you’re ready to go. The 3” wheels on the
bottom of the cabinet will automatically engage
Note: Never lift the amplifi er by the Lock N’ Roll
nect the supplied power cord to the amplifi er’s AC
receptacle and an AC power outlet of proper voltage
If using an external speaker
with a combo amplifi er, disconnect the internal speaker.
Be sure not to exceed the recommended speaker load
Maximum Recommended Speaker Loads:
Note: If you are using a GK Horn Bi-Amp compatible
speaker cabinet, set it to Bi-Amp using the switch on
Initial Front Panel Control Settings:
Voicing Filters should be turned all the way down to
Using an instrument (shielded)
Input and Master Volume Settings:
master to 12 o’clock then gradually increase the
preamp volume control to a comfortable listening
playing, engage the -14dB Pad button.
Quick Start

Front Panel Features
An electronically balanced
Used to eliminate hum when
Controls the output level of
A standard ¼” input jack to plug
Sets the pre-amp gain after the input
When engaged, this extends the
Adds edge and defi nition to higher
Active shelving type control which
boosts and cuts the high frequencies.
Active bandpass type control which
boosts and cuts at about 1kHz.
Active bandpass type control which
boosts and cuts at about 250Hz.
Active shelving type control which boosts
A post EQ gain stage using GK’s exclusive
Valve Effect technology, which adds ‘growl’ as it is
Master volume control for the 50 watt
horn amp. Output signal is 5kHz and above.
171110987654321 12 13 14 15 16 18 19 20 21 22 232524

Rear Panel Features
When used, the signal path is
Returns the Effects Loop signal
to the signal path. May also be used as a secondary
Parallel output comes directly off
this does, you should probably not be operating
Standard IEC Receptacle. The
power cord plugs in here.
jacks. Impedances Lower than 4 Ohms should not be
used. Higher impedances such as 8 Ohms, 16 Ohms,
result from operating the amplifi er with the speakers
High current twist-lock Speakon
2- send a signal 5kHz and above from the Tweeter
when connected to a non-GK cabinet or if you’re using
Do not connect a Speakon cable labeled “Bridge
Mode” to the Speakon Outputs. This may

Horn Bi-Amp System
Horn Bi-Amp compatible bass cabinet. Use a
pr operly wired four-conductor Speakon cable to
bypassed. Use the Woofer/Main knob to control the
will not provide a useable signal to drive a seperate
with virtually any standard bass cabinet. Use a
two-conductor Speakon cable or a
HBA compatible enclosure, set the switch on
to Fullrange. In this mode,
the cabinet’s internal passive crossover is used to
the Woofer/Main knob on the front of the amplifi er
to control your output level. The Tweeter knob is
do not use a four-conductor Speakon cable with non
Your amplifi er incorporates GK’s unique Horn Bi-Amp System. This feature is automatically engaged
when you connect to a GK HBA compatible enclosure, giving you completely independent control of
the tweeter and woofer signals. Now you can push the woofers to the max while the tweeter remains

Sample Settings
Your GK amplifi er is versatile in its sound and tone. Below are a few suggested amp settings that can
be used as starting points to defi ne your own sound.
Note: At higher playing levels the contour
should be set lower for mid-range clarity. To
get 800RB voicing, the contour should be set to
Front pickup recommended.
Both pickups recommended.
Both pickups recommended.
Both pickups recommended.

Your GK amplifier is designed to be flexible and
user-friendly for maximum performance. This is
high-power transient like a string slap, the amp must
be able to deliver a high current pulse to maintain
pulses requires extra power devices (four times the
that goes to the trouble and expense, and it is a big
reason why GK amplifi ers sound louder and cleaner
than other brands at the same power rating.
provide plenty of variation, but are much better for room
to sound unnatural or synthetic. Parametric and semi-
parametric equalizers can sound natural and offer a great
rotary, four-band, active equalizer optimized for bass
that boosts the high frequencies evenly. Respectively,
the bass is a shelving control that evenly boosts the
patterns which are much more ‘musical’ sounding. Each
fl exible, yet easy to use and sounds natural even at
tone, enabling the amplifi er to accommodate a wide
variety of playing styles with minimal fuss.
the extra low range of the B string on 5 and 6 string
bass guitars. 4 string players may also fi nd desirable
results with this fi lter as well.
precise tone shaping. With the control at zero, the
response is essentially ‘fl at’, as in no shaping. As
the contour is increased, it scoops out the midrange
while subtly emphasizing the lows and highs.
Additionally, it compensates to keep the overall
volume level constant. With it’s variable control, the
fi nger-style player to the aggressive slap player.
your tone. This is particularly useful when soloing
We use fi eld effect devices with the gate biased in
Boost knob. Raising the Boost while lowering the
Master will add more growl while keeping the sound
For most playing situations, start with the Boost at
Tech Talk

poweramp. The problem is that growl sounds great
through woofers but will destroy the horn (tweeter).
the horn provides. In GK’s Horn Bi-Amp system,
while only the high frequency portion of the signal
Horn amplifier. There are three primary benefits
to this system over a traditional fullrange system.
More accurate and natural sounding signal
Allows you to add as much growl to the woofer
Your GK amplifier uses a high
pad. The benefit to you is a cleaner signal with
The power supply of your amplifi er
uses a unique design which switches between a
high voltage rail to accomodate peak levels. This
much more efficient approach allows us to build
variable speed fan. Under normal conditions, the
maintaining a safe temperature level.
Intelligent Protection Circuitry:
Krueger amplifiers use intelligent protection
properly wired speaker cables. If an unsafe condition
removed. If the protection cicuit activates while
playing, turn the amplifier off and check that you
have not exceeded the maximum recommended
Your GK amplifier includes an
the Level control to match the input sensetivity of
the mixing console. A Ground (Gnd) Lift switch is
to equipment powered by a different ground system.
With the Post EQ button out (Pre),
th e Direct Out signal is fed str aight from the
Adjustments to the voicing filters or EQ section
will have no effect on the Direct Out signal.
With the Post EQ button out (Post),
You should now have a thorough
understanding of how your new GK amplifier
works and the advantages it offers in helping to
krueger.com or send us an email to info@gallien.
journey wherever it may lead you.
Tech Talk

Neo Series Bass Combo Amplifi er
Neo 1001/212 460W @ 8 Ohms
Neo 700/112 320W @ 8 Ohms
Lo-Mid +6dB/-10dB @ 250Hz
4/5 String Bass +11dB@20Hz
voltage crossover at 5kHz
Neo 1001/212 29.9H x 20.7W x 16D
Neo 700/112 19.7H x 20.7W x 16D
Neo 1001/212: 1476W(full),
UK/Australia 230 Volt/50Hz
Full short circuit, thermal & RF
protection. Stable into reactive