TeachLogic IMA-820 Spectrum III 4-Channel Receiver / Amplifier Base Station with Switching Power Supply

TeachLogic IMA-820 Spectrum III 4-Channel Receiver / Amplifier Base Station with Switching Power Supply

TeachLogic IMA-820 Spectrum III 4-Channel Receiver / Amplifier Base Station with Switching Power Supply

B&H # TEIMA820 MFR # IMA-820

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TeachLogic IMA-820 overview

  • 1Description

The IMA-820 Spectrum III 4-Channel Receiver / Amplifier Base Station with Switching Power Supply from TeachLogic features four auxiliary inputs, dual IR receivers, page pass-through, and a 100W amplifier. This receiver has 100W of power for large rooms or rooms with high ambient sound levels. It helps create a good intelligible learning environment over a large area with up to 8 ceiling or wall speakers (available separately).

The four auxiliary inputs provide multimedia integration with even distribution of sound for all audio in the classroom. The unit also features RS-232 wall panel control of the line inputs, fire alarm connection (AC or DC), remote teacher security alert, teacher priority with instant attenuation of the line levels via Sapphire IRT-60 pendant mic (available separately), DFG (Digital Feedback Guard), and switchable anti-hum circuit on the computer input.

Sound-field system for large rooms
Dual infrared wireless microphone receivers
Power Amplifiers: 100W total RMS power; four 25W digital hybrid Class D amplifiers
Security alert contact connection
Fire alarm input AC or DC from 5 to 24V
Page over-ride (muting) with page pass-through to classroom speakers; 100V, 70V, 25V input level
Four line inputs for DVD, computer, MP3, and Aux
Auxiliary input features mic or line level switch
Anti-hum computer balun (On/Off switch)
Front panel auxiliary input for MP3 (3.5mm)
DVD input via dual RCA on rear panel
3.5mm Aux and computer input on rear panel
3.5mm lesson capture output with level control on rear panel
3.5mm ALS output with level control on rear panel
Five-band equalizer
DFG (Digital Feedback Guard)
Remote teacher priority over line inputs
Power sleep mode to conserve energy
Drop-in charger connection (5VDC, USB)
Powers up to 8 speakers (not included)
Rack or shelf mountable using optional kits (not included)
In the Box
TeachLogic IMA-820 Spectrum III 4-Channel Receiver / Amplifier Base Station with Switching Power Supply
  • Limited 5-Year Warranty
  • Table of Contents
    • 1Description

    TeachLogic IMA-820 specs

    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 µs
    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: 1,600 sq. ft
    AUX Inputs 4 x Aux
    Line Level
    1 x Dual RCA
    3 x 3.5mm
    1 x Anti-hum
    Line Output Lesson capture, 3.5mm with gain control, front panel ALS, 3.5mm with gain control, rear panel
    Page Over-Ride Input:100V, 70V, 25V, 3-pin Phoenix
    Sensitivity Level control
    Security Alert Contact closure N/O, N/C
    Fire Alarm 5 to 24 VAC/VDC
    Equalization 5-Band ±12 dB
    Output Power 4 x Amplifiers, 25 W each (RMS) 100 W total (RMS)
    Output Impedance 4 Ω
    Output Connection 2 x Phoenix connectors
    Charger Output 5 VDC, USB
    Power Supply 19 VDC / 6.3 A
    Certifications CE, CSA, and UL listed
    Dimensions (W x H x D) 8.5 x 1.7 x 7.5" (215.9 x 43.1 x 190.5 mm)
    Weight 2.20 lb (0.99 kg)

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