Telex SR-400 17-Channel Personal Receiver - 17 Band 72

Home /
Telex SR-400 17-Channel Personal Receiver - 17 Band, 72 - 76 MHz (Discontinued)

Description

Details

Telex SR-400 Multiple Channel Personal Receiver

The perfect solution to multiple transmitter hearing assistance systems. The SR-400 features an advanced digital PLL synthesizer to tune all 17 narrow-band frequencies offered in the 72 - 76 MHz band and a backlit LCD display. The receiver also includes a special high frequency contour filter and boost switch to increase the intelligibility of the audio signal, and E.D.R. for increased dynamic range. Additional features include a battery saving automatic power shutoff when the earphone is unplugged.

Features

Features

The perfect solution to multiple transmitter hearing assistance systems
The SR-400 features an advanced digital PLL synthesizer to tune all 17 narrow-band frequencies offered in the 72 - 76 MHz band and a backlit LCD display
The receiver also includes a special high frequency contour filter and boost switch to increase the intelligibility of the audio signal, and E.D.R. for increased dynamic range
Additional features include a battery saving automatic power shutoff when the earphone is unplugged

Specification

RF Frequency Range	72.1 - 75.9 MHz
Audio Response	100 - 10,000 Hz +/- 3 dB
Modulation	FM, +/- 25 KHz deviation
Harmonic & Spurious Emissions	Meets FCC part 15
Sensitivity	0.5 µv typical, 1.0 µv maximum, 12 dB SINAD @ 25 KHz deviation
Image Rejection	>65 dB
Signal-to-Noise Ratio	>65 dB, >77 dB with E.D.R.
Distortion	<2% T.H.D.
Audio Output	@10% distortion ----- Into 8 Ohms--48 mW Into 32 Ohms--30 mW
Antenna Type	1/4 wave omni-directional, in earphone cord
Batteries	2 AA-size alkaline (20 hrs. continuous use), or 2 Ni-MH (14 hrs. continuous use)
Audio Controls	Volume, On/Off, High Frequency Boost (push-on type)
Earphone Connector Type	3.5 mm (0.138 inch) mini stereo or mono
Dimensions (H x W x D)	3.9" (99.06 mm) x 2.7" (68.58 mm) x 1.0" (25.4 mm) excluding belt clip
Weight	4.8 oz. (136 grams) including batteries

Documents