Auditory Trainers

Supply Voltage6V; 1.5x4 R20(large size) cells if on battery. 230V; 50Hz. A.C. mains with built in power supply.
Freq. Range150 Hertz to 8 Khz.
Current Drain20 mA, Quiescent.
HeadphonesDynamic, low impedance, Adjustable head-band and circumaural ear cushion.
Supply TypeSupplier
Preferred Buyer Location All over the world

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Supply Voltage6V; 1.5x4 R20(large size) cells if on battery. 230V; 50Hz. A.C. mains with built in power supply.
Gain ControlContinuously variable dB Attenuator Max. Volume 130 dB SPL.
IndicatorsSeparate indicators(VU Meters)
SwitchesFor 'Mike' and phono(induction loop system). For battery check.
Current Drain20 mA, Quiescent.
Max. Power700 mW, per channel
MicrophonesElectret-built in and external
Tone Control2 Tone per channel: Hi-Low (Fixed)
AmplifierIC-based output stage coupled with 2 transistor low-noise pre-amp-stage.
Freq. Range150 Hertz to 8 Khz.
HeadphonesDynamic, low impedance, Adjustable head-band and circumaural ear cushion.