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The SHS1890 Push-to-Talk 6 Wire from Plantronics comes compatible with the H-Series headsets and features a carbon type microphone amplifier, PJ-7 connector, and selectable switch operation (momentary or locking modes).
Allows the use of any H-series headset top in 6-wire controller and dispatch operations
Push-to-talk switch with selectable locking or momentary operation
PJ-7 (equivalent to WE-425) connector
10 ft / 3 m cord length
Table of Contents
10 to 120 mA dc
Output Level: -23.5 ± 5 dbV (37.6 to 119 mV RMS)
Frequency Range: 300 to 3300 Hz
Distortion: < 5%, 300 to 3300 Hz
DC Resistance: > 35 ohms
Impedance: 50 ohms
Terminal Voltage: 2.3 Vdc @ 10 mA; 5.0 Vdc @ 100 mA
Downward Expander Depth: 12 dB
10' / 3.0 m
32 to 122°F / 0 to 50°C
-40 to 151°F / -40 to 66°C
Solid-state limiting device across the receiver transducer