GLT AUDIO Column 9 User manual

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OPERATIONS MANUAL
GLT Audio Column 9
Code 102905
Introduction:
Congratulations on your purchase of the GLT AUDIO Column 9 multi-function, engineered and manufactured
by us. The GLT AUDIO Column 9 includes a high-output compression driver, and 10” x 2 woofer that produces
an even and smooth studio quality sound in a sound reinforcement speaker. Our design goal was to build
a speaker with accurate playback, smooth dispersion of mid and high frequencies, and an ergonomic
design for easy transport and setup. The result is a sound reinforcement system dynamic enough to use at
home, in the studio, parties or in a home theater.
Features:
•2-way-Active
Speaker
•Steel basket woofer
•High wattage powered amplifier
•Auxiliary line input
•High Temperature Voice Coil
• Bluetooth Stereo Pairing
•Built-in DSP Processer
•USB Charging

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Important Safety Instructions:
•Read these instructions.
•Keep these instructions.
•Heed all warnings.
•Follow all instructions.
•Do not use this apparatus near water.
•Clean only with dry cloth.
•Do not block any ventilation openings. Install in accordance with the
manufacturer's instructions.
•Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus
(including amplifiers) that produce heat.
•Do not defeat the safety purpose of the polarized or grounding-type plug. A polarized plug has
two blades with one wider than the other. A grounding type plug has two blades and a third
grounding prong. The wide blade or the third prong are provided for your safety. If the provided
plug does not fit into your outlet, consult an electrician for replacement of the obsolete outlet.
•Protect the power cord from being walked on or pinched particularly at plugs, convenience
receptacles, and the point where they exit from the apparatus.
•Only use attachments/accessories specified by the
manufacturer.
•Use only with the tripod sold with the
apparatus.
•Unplug this apparatus during lightning storms or when unused for long periods of time.
•Refer all servicing to qualified service personnel. Servicing is required when the apparatus has
been damaged in any way, such as power-supply cord or plug is damaged, liquid has been
spilled or objects have fallen into the apparatus, the apparatus has been exposed to rain or
moisture, does not operate normally, or has been dropped.
Failing to adhere to the cautions above will void the
manufacturer warranty!

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Functions:
1. USB Port
2. Bluetooth Stereo Function
3. Power Indicator
4. Limiter: Lights up if the loudspeaker system is operating in the clipping range.
A short flash of the LED is not critical. To protect the system, an excessive signal
level is gently turned down by the built-in limiter. If the limiter LED lights up
permanently or for longer periods, reduce the volume level. Failure to do so
many result in a distorted sound and damage to the speaker system.
5. TREBLE for CH1: Rise or attenuate 12dB at 12kHz frequency.
6. TREBLE for CH2: Rise or attenuate 12dB at 12kHz frequency.
7. BASS for CH1: Rise or attenuate 12dB at 80Hz frequency.
8. BASS for CH2: Rise or attenuate 12dB at 80Hz frequency.
9. REVERB for CH1: Effect control adjusts the amount of effect on the particular
channel CH1.
10. REVERB for CH2: Effect control adjusts the amount of effect on the
particular channel
CH2
.
11. VOLUME for CH1: Channel Volume control adjusts the gain on the
particular channel CH1.
12. VOLUME for CH2: Channel Volume control adjusts the gain on the
particular channel CH2
13. MIC/LINE Switch for CH1: Use the MIC position when a microphone is
connected. Use the LINE position when a line level source such as an audio
mixing console, audio playback device, or electronic musical instrument is
connected.
14. MIC/LINE Switch for CH2: Use the MIC position when a microphone is
connected. Use the LINE position when a line level source such as an audio
mixing console, audio playback device, or electronic musical instrument is
connected.
15. Main Volume: Overall Volume adjustment. The sub volume is also adjusted
in accordance with the preset volume on the sub volume controller.
16. Sub Volume: Adjust the overall volume available from subwoofer.
17. VOLUME for CH3/4: Channel Volume control adjusts the gain on the
particular channel CH3/4.
18. Link Out Selection: Use the MIX position and RIGHT position for Link out.
19. LINE IN for CH1/2: Use 1/4”jack or XLR connector input balance or
unbalance.
20. LINE IN for CH3/4: Use RCA and 1/4”jack connector input balance or unbalance.
21. line Input for CH5/6: Use 3.5mm Jack connector input balance or
unbalance.
22. Link Output: Used for signal connection among other amplified speakers, the signal comes from Line In.
23. Link IN: Use 1/4”jack connector input balance or unbalance.
24. Power supply Switch.
25. Power Supply Input Connector: Use with power
cord.
Warning: Make sure speaker is off and all LEVEL controls are down (counterclockwise) before every
use.

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Connections:
1. Connect the output from your signal source (mixing console, microphone, preamp, or other mic- or line-level source) directly
to the INPUT connector on the back of the speaker. It accepts balanced line-level signals from mixers, preamplifiers, CD
players, tape decks, etc., and accepts direct connections from dynamic microphones through the MIC input.
2. There is also an 1/4”jack Output connector labeled LINK OUT. This allows you to connect more than one
GLT AUDIO Column 9 to the output of your sound source. Simply plug an 1/4”jack cable from the Line Out connector of one
speaker to the input connector of another speaker, and so on, daisy-chaining multiple speakers.
3. Turn on your signal source. (Make sure volume is turned down) Turn on GLT AUDIO Column 9. Start signal source and adjust
volume controls on the signal source and GLT AUDIO Column 9 speaker.
Bluetooth Pairing instructions:
1. Press and hold Pair button for 3 seconds until speaker beeps and blue pairing indicator
flash’s.
2. While pairing light is flashing push quickly once the pairing button again and the TUBE 9 name should appear on
your pairing device.
3. Click on TUBE 9 name on your pairing device to complete pairing to the TUBE9.
Bluetooth Stereo Function Usage:
1. The PAIR button has the function of Pairing and On-Off. Press and hold it for 3 seconds to turn on the
Bluetooth.
2. Press and release PAIR button on one speaker only, this TUBE 9 will be left
channel.
3. Select TUBE 9 on your device.
4. Press and release STEREO LINK button on each speaker, both speakers should be TUBE 9 and the other TUBE 9 will
be right channel.
5. Press and hold STEREO LINK button for 3 seconds to exit the connection.
NOTE: Only exit after connected successfully.
6. LEDs flash while pairing or linking. LEDs light solid when paired or linked.
7. To reset pairing and linking, press and hold either button for 2 seconds.
NOTE: Initial pairing or linking may require 1 minute.
Gemar Lumitec SASU
13 Rue Alfred Kastler –ZI
67850 HERRLISHEIM
FRANCE
Tel: [phone]
[e-mail]