TKOKO CH-902H Operation Manual Download | Manualshive

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Public address systems
& Commercial sound systems

CH-902H

Ceiling Speaker

www.t-koko.com

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Summary of Contents for CH-902H

Page 1: ...Public address systems Commercial sound systems CH 902H Ceiling Speaker www t koko com ...

Page 2: ...CH 902H PREMIUM CEILING SPEAKER INSTALLATION AND OPERATION MANUAL IMPORTANT SAFETY INFORMATION 1 Save the carton packing material even if the equipment has ...

Page 3: ...st them paying particular attention to cords and plugs convenience receptacles and the point where they exit from the appliance 7 Always operate the unit with the AC ground were connected to the electrical system ground Precautions should be taken so that the means of grounding of a piece of equipment is not defeated 8 Mains voltage must be correct and the same as that printed on the rear of the u...

Page 4: ... battery mains source or power supply regardless of whether the amplifier or console is turned on or off 17 Do not run the output of any amplifier channel back into another channel s input Do not parallel or series connect an amplifier output with any other amplifier output Australian Monitor Inc is not responsible for damage to loudspeakers for any reason 18 Do not ground any red hot terminal Nev...

Page 5: ...ls to meet the demanding constraints of high quality foreground background sound reproduction from a ceiling mouted speaker Featuring a sealed metal back box the 6 5 woofer gives superior bass response to a conventional ceiling speaker The 3 4 titanium tweeter is horn loaded to maximize high frequency coverage Rated at 60 watts with 70 100V tappings at 7 5 15 30 and 60 watts the CH 902H also featu...

Page 6: ...EQUIPMENT TO RAIN OR MOISTURE This symbol is intend to ablert the user to the presence of uninsulated dangerous voltage within the product s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons This symbol is intended to alert the user to the presence of important operation and maintenance servicing instructions in the literature accompanying the applianc...

Page 7: ...ss the blades can be fully inserted to prevent blade exposure To prevent electric shock match wide blade of plug to wide slot fully insert FEATURES Steel Backcan Tap Selector Attachment Screws Loudspeaker Driver Seconday Support Tab Rotating Mounting Tabs ...

Page 8: ...etermine the correct mounting hardware for your paticular ceiling construction see diagram 2 The C Bracket spreads the clamping force of the mounting tabs and strenghens the edge of the hole The C Bracket may be used without the title rails The Tile Rails spread the weight of the speaker across the ceiling If the ceilling tile should fall out or breal the Tile Rails will catch onto the ceiling gir...

Page 9: ...tout diameter is 223mm The C Bracket can be used as a template SPECIFICATIONS Model CH 902H Low frequency driver 160mm diameter woofer High frequency driver 19mm diameter horn loaded tweeter Power tappings Impedance W 100V W 70V 60 60 30 30 15 15 7 5 Frequency response 65 20kHz Driver power 30Wrms 60Wpeak Sensitivity 92dB 1W 1m Weight 3 7kg Cutout hole diameter 223mm ...

Page 10: ...e desirable to leavethe grilles off until commissioning is completed if adjustments are likely to be needed CAUTION To avoid distoration or equipment damage carefully consider the power ratings of both amplifiers and speakers Only 2 speakers at 60W will fully load a 120W amplifier but note that each will be producing more than 106dB direct Sound Pressure Level at the listener when installed in a 3...

Page 11: ...s connected the speaker will draw up to 120W and damage is likely INSTALLATION 7 Fit grille Carefully insert the perforated grille into the speaker body and press in firmly To prevent the grille from vibrating loose ensure that it is fully pressed in ...

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