Technical Specifications for TeachEasy IR-2500
     
Wireless System

Operating range:
• 1,600 s q.ft./150M² with built-in sensor
• 2,200 sq.ft./210M² with two external sensors

Type :
• Super heterodyne-crystal controlled

Modulation :
• FM

Sub-carrier frequency :
• 2.0 6 M H z

Signal-to-noise Ratio:
• > 90 dB

Image rejection :
• > 40 dB

Reception sensitivity:
• > 25 dBmV
 

Amplifier/Mixer

Rated Power Output:
• 50 watts dynamic power per output

Max. SPL @ Rated Power:
• 101 dB @ 1 metre

Inputs :
• Mic 2: XLR, balanced, panel mounted
• Line 1: 1/4" phone jack, panel mounted
• Line 2: Dual RCA , panel mounted

Line output:
• Dual RCA jack, rear panel mounted


Power Requirements :
• 230 VAC / 50Hz, 50 watts maximum.

Speakers (4)

Frequency Response:
• 80 - 20,000 H z
• 2 way
• 30 Watts RMS
• 4 ohm impedance
• SPL (1W/1M) 87db

C o m p o n e n t s :
• 5 inch PP coated cone, shielded
• High efficiency mylar dome

  Headband Microphone (HS-11)

Type :
• Electret Condenser
• Uni-directional pick-up pattern

Sensitivity :
• -48dB at 1 kHz

Deluxe Headband-type Microphone
(HS-12)


Type :
• Electret Condenser
• Uni-directional pick-up pattern

Sensitivity :
• -66dB at 1KHz

Frequency Response:
• 100 Hz to 12,000Hz

 

Collar and Lapel Microphone
(CM-20, EX505U)


Type :
• Electret Condenser
• Uni-directional pick-up pattern

Sensitivity :
• -46dB at 1 kHz

 

Due to ongoing product improvement, specifications and models are subject to change without notice.