TeachLogic Spectrum II, User Manual

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Page 2: ...hope you will take some time to review this manual to familiarize yourself with the product features and help you understand its performance We are confident that the manual will help you gain the maximum use and benefit of the Spectrum II sound field system The manual provides some basic explanation on the principle of Infrared transmission and its benefits First there will be operation instructi...

Page 3: ...e amplifier The amplifier strengthens amplifies the electronic signal and makes it strong enough to cause the speaker to move back and forth at the same variation as your breath varied into the microphone Now the replicate of your voice is produced by the speaker at a strong level so all can hear with ease Due to the number and strength of the diodes in the transmitter and sensitivity of the dome ...

Page 4: ...um amplifier can be rack mounted or under shelf mounted with appropriate mounting kit or free stance on a shelf 1 Power Switch 2 Infrared wireless volume controls channel A B 3 Infrared wireless transmission LED 4 Page over ride indicator LED 5 Line input volume controls 6 Signal presence indicator LED 7 Line output 3 5mm 8 Line output gain control 9 Speaker output volume control 10 Speaker output...

Page 5: ...e transmission distance for more reliable performance It collects the infrared transmission signal via 6 large detecting diodes The sensor is connected to the mixer amplifier via a plenum rated cable terminated with RCA connectors The mixer amplifier supplies the power to the sensor Drop in Battery Chargers The battery chargers were specifically designed to recharge NiMH batteries at an optimum ra...

Page 6: ...by the unidirectional Cardioid microphone and a unique free air suspension system With a built in breath filter the Sapphire can function as a pass around hand mic The strategic alignment of the emitting diodes assures reliable connectivity throughout the room without static or drop out With a tap on the power button the microphone is muted for private conversation tap again to restore to normal o...

Page 7: ...nt use of a drop in charger Pendant Transmitter IRT 89 with built in microphone The pendant transmitter is the smallest transmitter and is usually worn around the neck Two lanyards are provided one with a safety breakaway clasp and a longer adjustable over the head style The transmitting diodes are in the top portion and the rechargeable NiMH batteries are housed below The power switch is accompan...

Page 8: ...g diodes Plug in Microphone PM 505 is a small capsule size microphone that plugs directly into the top of the IRB 30 body pack A lanyard cord is provided to accommodate wearing the body pack transmitter around the neck and utilizing it as a pendant microphone A windscreen is included to prevent breath pops when used in close proximity to the mouth Ultra Lite Microphone ULM 835 is a miniature boom ...

Page 9: ...sight application However as a result of the microphone being farther away from the mouth more gain is required for adequate volume An omni directional microphone element is used to pick up from all directions These two factors make the lapel microphone most prone to feedback when used near or under a speaker Handheld Microphone Transmitter IRH 30 is most applicable for student use or direct prese...

Page 10: ...g the speakers to the amplifier Specification SP 628 speaker is ETL plenum rated and meets the UL 2043 plenum code 1 x 2 Lay in ceiling speaker SP 628L The lay in speaker utilizes the same exact SP 628 coaxial speaker The speaker is installed in a 1 x 2 support with perforated grill The T bar support is attached for convenient labor saving installation Wallmount Speaker SP 2000 is a two way speake...

Page 11: ...th Use Teachlogic accessories only Protect all cables from abrasion sharp edges and install in a tidy manner The following Basic Tools and Supplies will be Required to Install the System Safety Goggles Power Drill Motor Drills Phillip 2 Screw Driver Level Tape Measure Side Cutter Scissor Hammer Staple Gun Staples Plastic Cable zip Ties Plastic or Metal Raceway Screws If external wiring is required...

Page 12: ...ifier is usually dictated by the other electronic equipment associated with the sound system in a rack and or the location of the auxiliary audio video equipment to be integrated with the amplifier Also the routing of the speaker and sensor cables will be factor to consider Installing the Spectrum II in a standard electronic equipment rack Use the RM 700 rack mount kit Mount the tabs on the side o...

Page 13: ...er Wire inscribed TeachLogic is designated as the Positive lead It is important to observe speaker polarity to maintain proper phasing between speakers and amplifier Reinstall ceiling tile and speaker grille Remove any soil and fingerprints Repeat the process for each speaker while routing the individual speaker cables toward location of the Spectrum amplifier Installing the SP 2000 Wall Mount Spe...

Page 14: ...would be in the center of the ceiling This will provide a clear signal path for the IR transmission from the transmitter to the dome sensor without obstruction In addition you will have 360º coverage and will minimize the transmission distance for more reliable performance ...

Page 15: ... insert the positive wire one with TeachLogic imprinted into either outside screw terminal Insert other wire into the next slot Tighten the set screw Do same for all speakers o If you are using more than four speakers connect the additional speaker into the other two slots of the phoenix connector Be sure to observe the polarity insert the labeled lead configuration will parallel the two speakers ...

Page 16: ...e analyzer you can adjust the sound spectrum to your desired listening criterion Without instruments you will have to rely on your listening ability and experience Adjust the equalizer to compensate for the room acoustics to achieve maximum clarity and intelligibility ...

Page 17: ...en LED on top of transmitter Good charge on battery Also observe the LED next to Ch A volume control indicating IR signal being received when the body pack is turned on If the Ch B LED turns on remove the battery cover and slide the channel selector switch to Ch A Speak into the microphone and adjust the volume using the gain control on top of the body pack and Ch A volume control on the Spectrum ...

Page 18: ...appropriate slot When a microphone is being charged a Red LED will light indicating unit is being charged When the batteries are fully charged the LED will change to Green There is an audible buzzer which will buzz an alert when the batteries are fully charged The buzzer can be turned on or off with the slide switch located on the bottom of the charger The charger is normally shipped with the swit...

Page 19: ...the Red LED adjacent to the Ch B control will light indicating signal presence from the handheld microphone Slowly turn the Ch B volume control CW until the desired listening is achieved Now venture around the room while alternately talking into each microphone Observe no interruption or drop outs while moving about Connect the auxiliary audio sources computer projector DVD player VCR using a shie...

Page 20: ... Check the charge on your batteries Recycle the batteries by placing the transmitter in the charger and press the grey button and hold for 3 5 seconds The yellow LED will light and the charger will automatically discharge the batteries and then recharge to full charge Time required 4 6 hours Recheck the system after cycling the batteries If the problem persists replace the batteries When using the...

Page 21: ...Ride Equalization Output Power Output Impedance Output Connection Power Supply Dimensions Weight Infrared FM FM Wide band Ch A 2 08 MHz Ch B 2 54 MHz 850 nm Ch A 32 768 KHz 50 µs 40 Hz 18KHz 3dB 65 dB 1 1KHz 10 KHz 25 KHz Three RCA 2 500 Sq Ft Four Aux Line Level Dual RCA One Aux Line Level Dual RCA 3 5mm with Gain Control Front Panel Input 8Ω 25V 70V 100V Nine Band 12dB Four Amplifiers 18 Watts e...

Page 22: ...9 PENDANT TRANSMITTER Adjustable Lanyard Safety Breakaway Clasp Transmission Angle 180 Input Top Center Microphone Input 3 5mm Jack Lo z Waist Band Clip Tension Wire Dimensions 5 25 H x 1 5 W x 1 D Weight 4 8 oz w Batteries PM 505 Plug In Microphone Mic Type Electret Condenser Pick Up Pattern Unidirectional Connector Male 3 5 mm Frequency Response 100 Hz 16 kHz Windscreen Pop Filter IRB 30 BODY PA...

Page 23: ...ting Diodes 6 Operating Range 1 500 Ft 60 Ft Line of Sight Battery Discharge Indicator Blue Full Purple Medium Red Low Flashing Red Very Low Battery Battery Used Lithium ion 3 7V 620mAh Battery Life Approx 8 9 Hrs Charge External Power Charger DC 5V Micro USB Connector Transmission Angle 180 Conical User Controls Power Switch push On Off Mute Switch push On Off Mic Switch 3 position 6db Normal 3db...

Page 24: ...ndheld Slots A C One Crescent Slot B One Body Pack Slot D Charging Mode Switching Charging Current 1700ma 10 Discharge Rate 350ma Red LED Indicator Batteries being Charged Green LED Indicator Batteries Fully Charged Yellow LED Indicator Batteries being Discharged Audible Alert Intermittent Buzz Batteries Fully Charged Recycle Button Grey Press for Full Discharge and Auto Recharge Auto Switching Sw...

Page 25: ...D Reception Angle 360º Semi Spherical Coverage Dimensions 5 D x 1 H Weight with 50 cable 1 2 lbs SP 2000 2 WAY MALL MOUNT SPEAKER Frequency Range Power Sensitivity Impedance Crossover Frequency Nominal Coverage LF Driver HF Driver Enclosure Material Termination Dimensions H x W x D Net Weight ea Shipping Weight pr Included Accessories 80 Hz to 16 kHz 6dB 30 watts Continuous 88 dB SPL 8 Ω 6 kHz 90 ...

Page 26: ...uick Mount Clamps 5 5 x 7 25 x 4 25 in 5 lbs 2 oz 10 lbs 9 oz Powder Coated Steel Tile Bridge SP 628L 2 WAY LAY IN CEILING SPEAKER Frequency Range Power Sensitivity Impedance Crossover Frequency Nominal Coverage LF Driver Magnet HF Driver Enclosure Material Termination Mounting Dimensions H x W x D Net Weight ea Shipping Weight box of 4 80 Hz to 15 kHz 6dB 30 Watts Continuous 89dB SPL 1W 1M 8Ω 6 k...

Page 27: ...to finish or appearance past ninety 90 days 6 All warranty service will be provided by TeachLogic or authorized service center 7 Warranty is made to the original purchaser and may not be transferred another user 8 Warranty service rendered will be on a repair basis or replacement which ever TeachLogic deems to be most prudent for customer satisfaction and economic feasibility TeachLogic will only ...

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