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GL3000 U

SER

 G

UIDE

  

ISS

.1

9

SPECIFICATION

INTERNAL OPERATING LEVEL: -2 dBu
INTERNAL HEADROOM: .............. +21dB channels, +23dB mix to output.
MAX OUTPUTS: ............... ba27dBu   600 ohm max load

                 unba21dBu  2kohm max load

METERS: ......... L, R ..................... peak reading 12 segment LED

Groups  1-8 ......... peak reading 4 segment LED
Channels ............ peak reading 3 segment LED

PEAK LEDs: ................................. Turn on 5dB before clipping

0 dBu = 0.775 Volts RMS
0 dBV = 1 Volt RMS

OPTIONAL METERPOD: ............... Illuminated VU meters

Groups 1-8, L, R, PFL/AFL
PFL/AFL active indicator

FREQUENCY RESPONSE:    20Hz to 30kHz +0/-1dB

DISTORTION: ... THD + Noise at +14dBu 1kHz
Mic in to LR out at +40dB gain ........................... 0.006%
Line in to LR out at 0dB gain ............................. 0.006%

CROSSTALK: . Referred to driven channel at 1kHz
Adjacent channel .............................................. <-100dB
Fader shutoff

................................................. <-90dB

Mute shutoff

................................................. <-80dB

Panpot shutoff ................................................. <-72dB

NOISE: ............. Measured RMS 22Hz to 22kHz bandwidth
Mic input EIN referred to 150 ohm source ........ <-128dB
Line input pre-amp at 0dB gain ......................... <-93dBu
LR output residual noise ................................... <-98dBu  102dB S/N
LR faders '0' no channels routed ..................... <-90dBu  94dB S/N
LR mix noise with 16 channels routed ............. <-86dBu  90dB S/N
Group mix noise with 16 channels routed ....... <-87dBu  91dB S/N

OUTPUTS:

L, R, MONO OUT ............ XLR ............................ pin  2 hot, 3 cold, balanced ....... <75 ohms ........ +4 dBu +27 dBu max
GROUP OUT 5-8 ............ XLR ............................ pin 2 hot, 3 cold, balanced ....... <75 ohms ........ +4 dBu +27 dBu max
AUX OUT 1-4 ................. XLR ............................ pin 2 hot, 3 cold, balanced ....... <75 ohms ........ +4 dBu +27 dBu max
AUX OUT 5-8 ................. 1/4" JACK .................. tip hot, ring cold, ground comp <75 ohms ........ va21 dBu max
MATRIX OUT A-B .......... 1/4" JACK .................. tip hot, ring cold, ground comp <75 ohms ........ -2 dBu . +21 dBu max
         (balance option) ... 1/4" JACK .................. tip hot, ring cold, balanced ....... <75 ohms ........ +4 dBu +27 dBu max
2-TRACK SEND ............. 1/4" JACK .................. tip hot, ring cold, ground comp <75 ohms ........ va21 dBu max
INSERT SEND ................. 1/4" JACK .................. tip send, ring ret, unbalanced .. <75 ohms ........ 0dBu (chan), -2dBu (out)
PHONES OUT ................. 1/4" JACK .................. tip left, ring right .......... for stereo headphones 150 to 600 ohms

INPUTS:

MIC IN ............................. XLR ............................ pin 2 hot, 3 cold, balanced ....... 2 kohms ........... variable -60 to -10dBu
LINE IN ............................ XLR ............................ pin 2 hot, 3 cold, balanced ....... 10 kohms ......... variable -40 to +10 dBu
                                or    1/4" JACK .................. tip hot, ring cold, balanced ....... 10 kohms ......... variable -40 to +10 dBu
STEREO  RETURN .......... 1/4" JACK .................. tip sig, ring gnd, unbalanced .... >6 kohms ......... -10dBV min
2-TRACK  RETURN ........ 1/4" JACK .................. tip sig, ring gnd, unbalanced .... >16 kohms ...... variable -10 dBV min
INSERT   RETURN .......... 1/4" JACK .................. tip send, ring ret, unbalanced .. >6 kohms ......... 0dBu (chan), -2dBu (out)

CONNECTIONS

POWER SUPPLY: ......................... RPS9 2U x 19" rack mount
AC Mains input: ........................... range 100V to 240V.AC 50/60Hz

Set with 4 position fuse insert

Power consumption .................... 200W max
Mains Fuse rating: ....................... 100-120V.AC use  T3.15A 20mm

220-240V.AC use  T1.0A 20mm

DC output: .................................... +/-16V  2.5A max, +48V 100mA max

1/4" JACK

OUTPUT

XLR

INPUT

XLR

console

Inside cable plug
wiring view

Summary of Contents for GL3000

Page 1: ...PUBLICATION AP2366 AUDIO MIXING CONSOLE USER GUIDE ...

Page 2: ...The equipment has not been subject to misuse either intended or accidental neglect or alteration other than as described in the User Guide or Service Manual or approved by ALLEN HEATH 3 Anynecessaryadjustment alteration orrepairhasbeenmadebyALLEN HEATHoritsauthorised agent 4 ThedefectiveunitistobereturnedcarriageprepaidtoALLEN HEATHoritsauthorisedagentwith proof of purchase 5 Units to be returned ...

Page 3: ...n application and installation of the GL3000 For further information on the basic principles of audio system engineering please refer to one of the specialist publications available from bookshops and audio equipment dealers Whilst we believe the information in this guide to be reliable we do not assume responsibility for inaccuracies We also reserve the right to make changes in the interest of fu...

Page 4: ... 15A 20mm fuse AC mains supply 110 to 125 V AC 120 T 3 15A 20mm fuse AC mains supply 210 to 230 V AC 230 T 1A 20mm fuse AC mains supply 235 to 260 V AC 240 T 1A 20mm fuse Check that the voltage indicated in the fuseholder window is the same as the mains supply in your area To avoid the risk of fire replace the fuse only with the correct type and value as specified on the unit It is normal for the ...

Page 5: ...nal ring cold 0V right return pin 3 cold out of phase signal sleeve 0V earth shield To connect an unbalanced source to a balanced console input link the cold input XLR pin 3 or jack ring to 0V earth pin 1 or jack sleeve at the console To connect a balanced console output to an unbalanced destination link the cold output to 0V earth at the console Switch off channel 48V when the inputs are connecte...

Page 6: ...ncluding 48V phase switch lo cut filter meter and insert 9 4 band 2 sweep EQ with wide ranging frequency sweep and 15dB boost cut 9 Pre post aux switching with additional internal link options 9 Pan and LR on switch on each subgroup 9 High performance circuitry used for low noise and sonic purity 9 High quality proven reliable parts used throughout 9 Rear mounted connectors comfortable soft armres...

Page 7: ...GL3000USER GUIDE ISS 1 7 FRONT PANEL LAYOUT ...

Page 8: ...stereo 8 groups 8 aux 2 stereo returns 2 matrix L R Mono sum GL3000 840S 36 mono 4 stereo 8 groups 8 aux 2 stereo returns 2 matrix L R Mono sum With separate RPS9 rack mount power supply unit Can work with RPSD dual supply combiner monitor 8 channel bolt on expander to extend any size console to a maximum 40 channels GL3000 8M 8monoinputs GL3000 4SM 4 mono 4 stereo mic line inputs Optional VU mete...

Page 9: ...R pin 2 hot 3 cold balanced 75 ohms 4 dBu 27 dBu max AUX OUT 1 4 XLR pin 2 hot 3 cold balanced 75 ohms 4 dBu 27 dBu max AUX OUT 5 8 1 4 JACK tip hot ring cold ground comp 75 ohms variable 21 dBu max MATRIX OUT A B 1 4 JACK tip hot ring cold ground comp 75 ohms 2 dBu 21 dBu max balance option 1 4 JACK tip hot ring cold balanced 75 ohms 4 dBu 27 dBu max 2 TRACKSEND 1 4 JACK tip hot ring cold ground ...

Page 10: ...f the input source to thenormaloperatingleveloftheconsole Adjust this to read an average 0dB on the channel meter yellow LED Use the PFL system to listen to the signal and fine tune the gain 100Hzlo cutfilterremoveslowfrequencynoise such as microphone pops stage noise and transportrumblebeforethepre ampstage The lo cut filter is independent of the equaliser The 4 band EQ lets you adjust the tonal ...

Page 11: ...eset to be pre EQ pre mute or post EQ pre mute Eachauxmaybeinternally set to pre or post fade permanently rather than follow the panel switch 8AUXSENDS provideample feeds for foldback monitors and effects These are in two groups of four each with a POST PRE switch to source the sends either pre fader or post fader 8 AUX SENDS Pressing PFL automatically interrupts the headphone monitor signal to le...

Page 12: ...andthefrontrowsofthe audience may be confused by a full stereo image The subgrouping is always fed from the group mix regardlessofGRP AUXREVERSE AUX 5 8 jack outputs to send to selected signals to external effects devices A nominal control setting of 7 allows 10dB boost above normal line level MODE SWITCHES AUX 1 4 balanced outputs to feed foldback monitors INSERTgraphicEQtotune out acoustic reson...

Page 13: ...ntrol for comfortable listening level The phones and12segmentbargraphmetersnormallymonitorthe post fadeL Rmix Press2 TRKtomonitorthereturn from a stereo recorder if connected Pressing AFLanywhere on the console automatically overrides the monitor with the selected AFL signal Pressing PFL overrides both the monitor source and any selected AFL This feature lets you listen to an AFL source group for ...

Page 14: ...witches The ability to talk to individual auxes is important when using the console for stage monitoring and cueing the performers Two matrix outputs A and B are provided These are additional outputs on jack balance option available controlled through60mmsmoothtravelFADERS andwithAFLmonitoringtocheckthepostfadersignal Thematrixmixiscreated from the groups 1 to 8 L and R by adjusting the MTXlevel c...

Page 15: ... standard post EQ post mute 3 Disable 48V phantom power regardless of panel switch position remove link STEREO INPUT 1 Reconfigure each aux as required to be permanently pre fade or post fade rather than switched by the front panel PRE POST switch 2 Reconfigure the pre fade sends to be post EQ pre mute or pre EQ post mute instead of the standard post EQ post mute 3 Disable 48V phantom power regard...

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