GEMAR Lumitec GLT Audio Column 7, 102903 Operation Manual

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OPERATIONS MANUAL

GLT Audio Column 7

Code 102903

Introduction:

Congratulations on your purchase of the GLT Audio Column 7 multi-function, engineered and

manufactured by us. The Column 7 includes a high-output compression driver, and 12” 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. Limit: 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 CH 1.

10. REVERB for CH2: Effect control adjusts the amount of effect on the

particular channel CH 2

11. VOLUME for CH1: Channel Volume control adjusts the gain on the

particular channel CH 1

12. VOLUME for CH2: Channel Volume control adjusts the gain on the

particular channel CH 2

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 6.3mm 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.

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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.

Connection

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 Column

7 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 Column / Start signal source and adjust

volume controls on the signal source and Column 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 7 name should

appear on your pairing device.

3. Click on TUBE 7 name on your pairing device to complete pairing to

the TUBE 7.

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 7 will be

left channel.

3. Select TUBE 7 on your device.

4. Press and release STEREO LINK button on each speaker, both speakers should be TUBE 7 and the other

TUBE 7 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]