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User Manual for TeachLogic IRF-2650 Forum 232 Wireless Microphone System with Four Lay-in Panel Speakers Click to enlarge the picture
Contents of the user manual for the TeachLogic IRF-2650 Forum 232 Wireless Microphone
- Product category: Assistive Listening Systems TeachLogic
- Brand: TeachLogic
- Description and content of package
- Technical information and basic settings
- Frequently asked questions – FAQ
- Troubleshooting (does not switch on, does not respond, error message, what do I do if...)
- Authorized service for TeachLogic Assistive Listening Systems
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User manual for the TeachLogic IRF-2650 Forum 232 Wireless Microphone contain basic instructions
that need to be followed during installation and operation.
Before starting your appliance, the user manual should be read through carefully.
Follow all the safety instructions and warnings, and be guided by the given recommendations.
User manual is an integral part of any TeachLogic product,
and if it is sold or transferred, they should be handed over jointly with the product.
Following the instructions for use is an essential prerequisite for protecting
health and property during use, as well as recognition of liability on the part of the manufacturer
for possible defects should you make a warranty claim. Download an official TeachLogic user manual in which you will find instructions on how to install, use, maintain and service your product.
And do not forget – unsuitable use of a TeachLogic product will considerably shorten its lifespan!
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Product description The IRF-2650 Forum 232 Wireless Microphone System with Four Lay-in Panel Speakers from TeachLogic is a sound-field system designed for teachers in a classroom environment. The IRF-2650 features a Digital Feedback Guard (DFG) to eliminate acoustical feedback. The wireless Sapphire microphone has a capsule which allows maximum gain before feedback. It has a 50W Digital Hybrid Class D amplifier. The Forum 232 allows for remote adjustment of inputs via the RS-232 wall panel controller. The unit has two infrared wireless microphone receivers which can be used simultaneously. The IRF-2650 provides two auxiliary line inputs for multi-media integration with even distribution of sound for the audio in the classroom. The Forum 232 has a Line level output for lesson capture and another output for Assistive Listening System (ALS).
The Forum 232 comes with the Sapphire microphone transmitter and a rechargeable lithium-ion battery. The Sapphire transmitter can be worn with a lanyard or clipped directly to your neckline collar. It has high level output, reliable connectivity and great definition. With a tap on the power button, the microphone mutes for private conversation-tap again to restore to normal operation. The auxiliary input allows wireless playback of your iPod. A three-position slide switch provides selection of low, medium, or high microphone volume levels.
The Forum 232 IRF-2650 also includes four full range lay-in panel speakers, a handheld transmitter/microphone with Duracell NiMH batteries, a ceiling sensor for IR connectivity and a drop-in battery charger. - Two infrared wireless Microphone receivers
- Two Power Amplifiers for a total 50 watts RMS class D amplifier
- RS232 wall panel control of line input levels
- Switchable computer anti hum circuit with ON/OFF switch
- Teacher priority instantly attenuates all line inputs
- Three-band digital equalizer ± 12dB
- Two stereo auxiliary inputs for DVD & Computer/Aux
- Additional DVD input gain, adjustable +10 dB boost
- Front-panel auxiliary input 3.5mm jack
- Front Panel ALS 3.5mm jack output for Assistive Listening system with gain control
- Front Panel REC 3.5mm jack output for lesson capture with gain control
- Power sleep mode to conserve energy
In the Box TeachLogic IRF-2650 Forum 232 Wireless Microphone System with Four Lay-in Panel Speakers Infrared Dome Sensor IRT-60 Sapphire Infrared Transmitter/Microphone w/ Security Alert & Rechargeable Battery Handheld Infrared Transmitter/Microphone with NiMH Batteries (Channel A and B) BRC-55 Drop-In Charger for Sapphire and IRH-35/40 Microphones/Transmitters 4 x Lay-In Ceiling Speaker Limited 5-Year Warranty Table of Contents
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Technical parametersTeachLogic IRF-2650 Specs | | | Receiver Input | Infrared FM | | Modulation | FM Wide-band | | Reception Frequencies | Ch. A: 2.08 MHz Ch. B: 2.54 MHz | | Infra-red Wavelength | 850 nm | | Tone Signal | Channel A: 32.768 kHz | | De-Emphasis | 50 μs | | Frequency Response | 40 Hz - 18 kHz, ± 3 dB | | S/N Ratio | > 65 dB | | Total Harmonic Distortion (THD) | < 1% @1 kHz | | Nominal Deviation | ± 10 kHz | | Maximum Deviation | ± 25 kHz | | External Sensor | 2 x RCA inputs | | Coverage Area | 1,600 ft² | | AUX Inputs | 1 x DVD, Line Level, Dual RCA with +10 dB gain control 1 x Aux input with front and rear panel 3.5 mm | | Line Outputs | 2 x 3.5 mm jack with gain control, front panel | | Equalization | Three-band digital ±12 dB | | Output Power | 2 x digital amplifiers, 50 W total (RMS), 25 W each | | Output Impedance | 4 Ω min. per channel | | Output Connection | 1 x Phoenix connector | | Power Supply | 19 VDC / 3.4 A, CE, CSA and UL Listed | | Dimensions (W x H x D) | 8.5 x 1.75 x 7.5" (21.6 x 4.4 x 19.1 cm) | | Weight | 1.08 lb (0.49 kg) | | | | Transmitter | Carrier: Infrared | | Transmission Frequency | 2.08 MHz and 2.54 MHz | | Battery | 3.7 VDC, 620 mAh Lithium-Ion | | | | Frequency Response | 80 Hz to 15 kHz, ± 6 dB | | Power | 30 W continuous | | Impedance | 8 Ω |
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