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5

1001RB Series

Quick Start

The 1001RB Series is designed to be simple to operate.
All controls have a well defined purpose and are well
behaved.  These directions will take you through the
basics and give you a good start for setting up your
sound.

First:

Set the power switch to Off and connect the supplied
power cable, from the amplifier AC receptacle, to an AC
power outlet of proper voltage and power rating (see
safety information on page 7 for details).

Next:

Connect your speaker cabinets to the amplifier outputs
marked 540W AMP ONLY or “SPEAKON” OUTPUTS.  Be
sure not to exceed the recommended speaker load below.

Maximum Recommended Speaker Load:

One 4 Ohm, or two 8 Ohm cabinets on the 540W Amp.
One or two 8 Ohm horns on the 50W Amp.

If you are using an RBH Series cabinet,  use the supplied
4 conductor Speakon cable to connect to the “Speakon”
outputs on the rear panel of the amplifier.  Set the Woofer
X-Over and Tweeter Hi Cut switches on the front panel to
the IN position.  You may want to adjust these later as you
optimize your sound.  In addition, set the switch on the
RBH cabinet to Bi-Amp.

For connection to all other cabinets,  connect to the 1/4”
outputs labeled 540W amp only.  Set the Woofer X-Over
switch on the front panel to the Out position.

For more information on Bi-Amp and Normal Operation,
see page 7.

Remember:

Playing loud with the master below 12 O’ clock

will cause distortion.  In some cases this is

desireable.

Caution:

Do not connect the Speakon cable labeled “Bridge Mode”
to the 1001RB.  This may result in damage to the ampli-
fier.

Then:

Set all the voicing filters’ EQ controls and the Boost control
to 12 o’clock.   Set the Woofer/Master to 3 O’ Clock, the
tweeter to 12 O’clock and the volume to 0.  If you have a
five string bass, push the button marked String Bass in.

Next:

Using an instrument cable, connect your bass to the Input
jack and turn the power switch on and play.  If the input
clipping LED flashes, push the button marked 

-10db

 in.

This will prevent you from overdriving the preamp.    If
you have a bass with passive electronics make sure the
controls are all the way up.  If you have a bass with active
electronics, turn all of the EQ controls on the bass to the
middle or flat position.

Now:

Slowly bring the Volume up.

You should be hearing your bass quite well. Your amplifier
and instrument are currently set in their nominal position.
From this point further adjustment may be required to
accomodate your particular instrument, cabinet and
playing styles.  If you are using and RBH Bi-Amp cabinet
you may want to adjust the tweeter control for balance
first.

Quick 

Start

Содержание 1001RB

Страница 1: ...1001RB Series Owner s Manual 1001RB 1001RB 115 1001RB 210 ...

Страница 2: ...G TO QUALIFIED SERVICE PERSONNEL CAUTION TO PREVENT ELECTRIC SHOCK MATCH WIDE BLADE OF PLUG TO WIDE SLOT FULLY INSERT ATTENTION POUR EVITER LES CHOCS ELECTRIQUES INRODUIRE LA LAME LA PLUS LARGE DE LA FICHE DANS LA BORNE CORRESPONDANTE DE LA PRISE ET POUSSER JUSQU AU FOND WARNING TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE The lightning flash with a...

Страница 3: ...ot a substitute for reading the rest of the manual Your amplifier should have come with the following items please check the contents of the box to ensure that you have everything Included with your 1001RB Head 1001RB 1 Rack mount Ears with Hardware 2 Power Cord 1 4 Conductor Speakon Cable 1 Owner s Manual 1 Warranty Card 1 Safety Instructions Sheet 1 Included with your 1001RB Combo 1001RB 115 or ...

Страница 4: ...es I don t model my designs after other manufacturer s products as some of our competitors are proud of reciting Instead I believe new and old problems are best solved with new solutions Having taken our own path GK products enjoy a unique unmatched sound allowing the artist using them every opportunity to make an original statement Having supported my products for over thirty years I have learned...

Страница 5: ...oofer X Over switch on the front panel to the Out position For more information on Bi Amp and Normal Operation see page 7 Remember Playing loud with the master below 12 O clock will cause distortion In some cases this is desireable Caution Do not connect the Speakon cable labeled Bridge Mode to the 1001RB This may result in damage to the ampli fier Then Set all the voicing filters EQ controls and ...

Страница 6: ...able GK trade mark sound that you will grow to appreciate Raising the Boost while lowering the Master will add more growl while keeping the sound level the same Growl is actually a small amount of even order harmonic distor tion that sounds great through a woofer but horrible through a horn see Bi Amp solution below For most playing situations the Master is set between 12 3 o clock The cleanest so...

Страница 7: ... in by adjusting the Tweeter and Woofer Master controls on the 1001RB front panel Note In the Bi Amp configuration we recommend starting with the Woofer X Over and Tweeter Hi Cut controls in 1001RB setup up for Normal Operation The 1001RB series amplifier is configured for normal operation when you are connecting to any cabinet with a 2 conductor Speakon cable 1 4 to 1 4 speaker cable or 1 4 to ba...

Страница 8: ...possibility of power variation and electrical start up noise affecting your sound Do Not Use Extension Cords To avoid safety hazards use only the power cord supplied with your unit If a replacement cord is used make certain that it is of consistent quality and gauge as the original We do not recommend using extension cords with this product As with all electrical devices do not run power cords und...

Страница 9: ...orm part of the enclosure are specially designed to remove this heat Placing other electronic equipment near these heat dissipation systems may possibly affect the long term reliability of both your amplifier and the other equipment Moving the Unit Before moving the unit be certain to disconnect any interconnection cords with other components and make sure that you disconnect the unit from the AC ...

Страница 10: ...Add or remove edge and definition 9 HighMid Boost and cut at 1 kHz 10dB Q Optimized band pass type Works on lower string harmonics and effects the punch of your sound 1 0 L o w M i d Boost and cut at 250Hz 10dB Q Optimized band pass type Works on the main body of your sound 11 Bass Boost and cut at 60Hz 10dB shelving type Controls low end push 12 Boost A post EQ gain stage using GIVE technology wh...

Страница 11: ...MP operation by connecting a GK RBH Series cabinet with the provided 4 conductor Speakon cable This connects the 50W amplifier allowing the Tweeter control on the front panel to control the signal going to the horn See Bi Amp and Normal Operation on page 7 for more information Caution Do not connect a Speakon cable labeled Bridge Mode to the 1001RB This may result in damage to the amplifier Maximu...

Страница 12: ...al speaker disconnected One 4 Ohm or Two 8 Ohm cabinets on the 540W Amp One or Two 8 Ohm horns on the 50W Amp Lock N Roll Transport System The Lock N Roll transport system is designed for quick and easy rolling of the combo on flat surfaces such as carpet flooring pavement etc To engage the Lock N Roll handle first move the combo into the upright position front perpendicular to the ground Next sta...

Страница 13: ...tect against self destruction High power tran sients trigger these circuits which rob the amplifier of it s ability to control speaker cones This creates a mushy unresponsive feel to your sound The 1001RB Series has extremely high current capacity so it doesn t need current limiting circuits for over load protection There is nothing in the 1001RB Series power amp to come between you and your sound...

Страница 14: ...s not just a normal four band equalizer each section is a special circuit optimized to perform a Bass specific job in its range of operation These sections are wired in Series so they add to one another creating a tremendously flexible equalizer that doesn t sound weird at any setting You actually might even get to hear that sound in your head Tech Talk Voicing Filters Voicing filters are used to ...

Страница 15: ...speakers as described in Bi Amp and Normal Operation on page 7 If the problem persists contact GK directly for advice Low Noise Operation The 1001RB Series uses a high gain high headroom low noise input stage It has such a large dynamic range 60v p p that very few instruments can overdrive it Even most basses with active electronics do not need the input attenuator to be set The benefit to you is ...

Страница 16: ...50Hz Hi Mid 6db 10db 1kHz Treble 14db 7kHz Voicing Filters String Bass Button 11db 20Hz Contour 2db 50Hz 10db 500Hz 3db 7kHz Presence 9db 10kHz Crossover Triple pole constant voltage crossover at 5kHz Noise 90db referenced to 540W A weighted Cooling Continuously Variable Speed Fan Amplifier Protection Full short circuit thermal RF protection Stable into reactive and mismatched loads Five second mu...

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