HS-229  (430-0182)           Specifications           Faxback Doc. # 6475

RECEIVER:

Output Level at 1 kHz:

   Minimum Volume:....................................-24.5 dBv (+/-3 dB)
   Maximum Volume:.....................................-8.5 dBv (+/-3 db)

TRANSMITTER:

Output Level at 1 kHz:................................-36.5 dBV (+/-3 dB)

MICROPHONE:

Data obtained under the following conditions
System Voltage = 2 V; Impedance = 2.2 kOhm; Ambient Temperature = 20
Degrees C; Relative Humidity = 65%

Sensitivity................-47 dB (Min.); -44 dB (Typical); -41 dB  (Max.)
Output Impedance...........................................2.2 kOhm (Max.)
S/N Ratio.....................................................58 dB (Min.)


GENERAL:

Distortion:.........................Less than 5% THD from 300 Hz to 3 kHz

CURRENT DRAIN:

    Operating Mode:...................................1.6 mA (+/- 0.4 mA)
    Standby Mode:....................................Less than 500 microA

Weight:...................................................5.29 oz (150 g)

Power Requirements:......................9 Volts DC (Rectangular Battery)

Measurements (Headset Amplifier):...4 23/32 x 2 23/32 x 1 1/32 Inches HWD
                                                     (120 x 70 x 26.5 mm)

Specifications are typical; individual units may vary.  Specifications
are subject to change without notice.

(CJD/ir-02/15/96)