TeachLogic IRF-2620 Infrared Wireless Classroom Mic System, Includes Forum 232 Amplifier/Receiver, 2x IRH-35 Handheld Microphone/Transmitter, 4x Ceiling-Mount Speakers and 2x BRC-101 Charger

SKU: TLIRF2620CS4

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TeachLogic IRF-2620 Specifications

Forum 232 Amplifier/Receiver

Forum 232 Amplifier/Receiver

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  • Receiver Input

    Infrared FM

  • Modulation

    FM Wide-band

  • Reception Frequencies

    Channel A: 2.08 MHz
    Channel B: 2.54 MHz

  • IR Wavelength

    850 nm

  • Tone Signal

    Channel A: 32.768 kHz

  • De-Emphasis

    50 micros

  • Frequency Response

    40 Hz, -18 kHz, +/- 3 dB

  • S/N Ratio

    > 65 dB

  • THD

    < 1% @ 1 kHz

  • Nominal Deviation

    +/- 10 kHz

  • Maximum Deviation

    +/- 25 kHz

  • Sensor Input

    External: 2 x RCA

  • Connectivity

    Coverage: 1600 sq. ft, 50' line of sight

  • AUX Inputs

    1x DVD, line level, dual RCA with +10dB gain control
    1x Aux input with front and rear panel 3.5mm

  • Line Output

    2x 3.5mm with gain control, Front panel

  • Equalization

    3-Band digital +/-12 dB

  • Output Power

    Total (RMS), 25 watts ea.Two digital Amplifiers, 50 Watts

  • Output Impedance

    4 Ohm minimum per channel

  • Output Connection

    1x 4-pin Phoenix Connector

  • Power Supply

    19 VDC / 3.4 A CE,CSA and UL Listed

IRH-35 Transmitter

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  • Transmission Carrier

    Infrared

  • Transmission Frequencies

    2.08 MHz & 2.54 MHz

  • 2 Channel Switchable

    Field Switchable

  • Transmitting Diodes

    Ten

  • Modulation

    FM Wide-Band

  • Pilotone Frequency

    32.768 KHz

  • Peak Deviation

    +/-25KHz

  • Operating Range

    2500 Square Feet
    60' (18.28m)

  • Power Switch (Slide)

    On/Off

  • Battery Charge Level (LED)

    Green (Useable Charge)
    Red (Needs Charging)

  • Battery Life

    Approx. 7 Hr./Charge

SP-628 Speaker

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  • Frequency Range

    120 Hz to 23 kHz, +/- 10 dB

  • Power

    30 Watts Continuous

  • Sensitivity

    87dB SPL (1W/1M)

  • Impedance

    8 Ohms

  • Crossover Frequency

    6 kHz

  • Nominal Coverage

    90 deg. x 90 deg.

  • LF Driver

    6.5" Cone Driver

  • Magnet

    10 oz (283.49g)

  • HF Driver

    High efficient 1" (2.54cm) domed tweeter, neodymium

  • Enclosure Material

    Air Sealed Metal Backcan Infinite Baffle

  • Termination

    Screw terminals for secure speaker wire connection

  • Mounting

    Three Quick-Mount Clamps

ICS-55 Sensor

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  • Operating Frequencies

    2.3 mHz to 2.8 mHz

  • IR Receiver

    6 large lens diodes

  • Coverage

    360 Degree

  • Range

    40-50' (12.19-15.24m) line of sight, 2500 sq. ft (232.25 sq. m)

  • Mounting

    Clip-on "T" bar bracket

  • Connector

    Female RCA

  • Indicator Lights

    Green LED for Power On

  • Cable

    75 ohm
    Dual-shielded
    Plenum-rated

  • Cable Length

    50' (15.24m)

BRC-101 Charger

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  • Charging Port (Single)

    Handheld

  • Flashing Red LED

    Batteries being charged

  • Solid Green LED

    Batteries fully charged

  • Power Supply

    12VDC/.5A

  • Compatibility

    IRH-35/40 Microphone/Transmitter

  • Power

    110V

  • Charging Time

    10-12 Hours

General

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  • Dimensions

    Amplifier: 8.5 x 1.7 x 7.5" (21.59 x 4.45 x 19.05cm)

    IRH-35 Transmitter: Head (Dia): 2.13" (5.41cm)
    Body (Dia): 1.44" (3.66cm)
    Height: 9.63" (24.46cm)


    Speaker: 5.5 x 8" (13.97 x 20.32cm)
    Sensor: 4.62 x 1.37" (11.73 x 3.47cm)
    Charger: 3.75 x 5 x 1.5" (9.52 x 12.7 x 3.81)

  • Weight

    Amplifier: 1.5 lbs (0.68kg)

    IRH-35 Transmitter: 10.3 oz (292g) (including battery)
    Speaker: 3.12 lbs (1.41kg) (Each)
    Sensor: 0.46 lbs (0.21kg)
    Charger: 0.46 lbs (208.6g)

About TeachLogic IRF-2620

- Forum 232 Amplifier/Receiver -
The Forum 232 is the perfect entry level Sound Field System for use in the classroom. The amplifier/receiver supports up to 2 infrared wireless microphones and multiple classroom audio sources all at once.

In addition to these must-have features, the Forum 232 includes a Digital Feedback Guard (DFG), computer anti-hum circuit, RS-232 input for a wall panel controller, lesson capture recording, and security alert compatibility.


- IRH-35 Handheld Microphone Transmitter -
For All Infrared Sound Systems

The handheld microphone/transmitter is primarily used by students for interactive class participation. The ergonomic design renders user comfort and very low handling noise. The unidirectional condenser microphone reproduces excellent vocal quality and the windscreen prevents breath pops. The emitting diodes are located around the top and bottom end of the handle for 360 Degree transmission and assured connectivity throughout the classroom.


- ICS-55 Infrared Dome Sensor -
The ceiling sensor is the preferred infrared sensor for optimum performance. It comes standard with Forum, Maxim III, Spectrum II, VoiceLink I, VoiceLink Plus, VoiceLink III and VoiceLink IV packages. This unit needs to be installed on the ceiling at least 3'-0" from the video projector. It comes with a mounting/support bracket and 50 feet of plenum rated cable with RCA connector on each end.

The ideal location for the dome sensor 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 360 Degree coverage and will minimize the 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.


- SP-628 Ceiling Speaker -
SP-628 is a 6.5" two-way full range compact coaxial ceiling speaker, providing low distortion and a smooth natural frequency response ideal for articulate vocal clarity. The SP-628 has integrated steel backcan along with 24" tile bridge which allows for quick and easy installation.ETL PLENUM RATED CONFORMS TO UL2043 STANDARD

Intended use
Indoor environment, mounted parallel to floor plane in a 24" wide suspended ceiling tile.

The TeachLogic CS-4 Ceiling Speaker Package consists of four SP-628 ceiling speakers.


- BRC-101 Handheld Microphone Charger -
Drop-in Charger for Handheld (IRH-35 or IRH-40) transmitter

• Convenient drop-in insertion
• Optimum charging rate for NiMH battery

TeachLogic IRF-2620 Features

  • Forum 232 Amplifier/Receiver Features
  • Two infrared wireless microphone receivers
  • Two Power Amplifiers: 25 watts ea. channel, total 50 watts RMS class D amplifier
  • Security Alert Output
  • RS-232 wall panel control of line input levels
  • Switchable computer anti-hum circuit with ON/OFF switch
  • Three-band digital equalizer +/- 12dB
  • Digital Limiting
  • Two auxiliary inputs RCA DVD with input gain, adjustable +10 dB boost Front-panel auxiliary input (3.5mm)
  • Front Panel ALS Output for Assistive Listening system with gain control (3.5mm)
  • Front Panel REC output for Lesson Capture with gain control. (3.5mm)
  • Power sleep mode to conserve energy
  • Light Weight Aluminum cover
  • Teacher Priority instantly attenuates all line inputs
  • IRH-35 Handheld Microphone Features
  • Condenser microphone element
  • Power "on/off" switch
  • Battery level indicator-LED
  • Channel "A" or "B" selectable
  • 10 high-power emitting diodes
  • Diodes at top and bottom of handle for increased Coverage (2 Top aimed out, 6 Bottom 360 deg. , 2 Bottom aimed down)
  • 360 deg. IR radiation for assured connectivity
  • Two "AA", Duracell, rechargeable NiMH batteries
  • SP-628 Ceiling Speaker Features
  • Air Sealed Metal Back Can for an infinite baffle
  • 6" Cone Driver with a 1" Mylar Dome Tweeter
  • BRC-101 Handheld Microphone Charger Features
  • Convenient drop-in insertion
  • Optimum charging rate for NiMH battery
  • Auto charge/maintenance
  • Charging mode indicator-Red LED
  • Full charge indicator-Green LED
  • Recycle function: periodic battery rejuvenation to maintain and extend battery service life
  • Non-rechargeable battery prevention

Key Features

  • Forum 232 Amplifier/Receiver Highlights
  • Two infrared wireless microphone receivers
  • IRH-35 Handheld Microphone Highlights
  • Condenser microphone element
  • SP-628 Ceiling Speaker Highlights
  • Air Sealed Metal Back Can for an infinite baffle

What's in the box:

  • Forum 232 Amplifier/Receiver
  • 2x IRH-35 Handheld Transmitter with 4x Duracell NiMH Batteries
  • ICS-55 Infrared Dome Sensor
  • Mounting/Support Bracket for Sensor
  • 4x SP-628 Ceiling-Mount Speaker with Tile Bridges
  • 2x BRC-101 Handheld Microphone Charger
  • 50' 75Ohm Dual-Shielded Plenum-Rated Cable
  • 100' Plenum Rated Speaker Cable
  • TeachLogic 5 Year Limited Warranty