Plantronics SHS1890-10 Push-to-Talk Amplifier

Amplifier, push-to-talk switch, PJ7 connector, 10-foot coil cord option

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Product ID: 14928
List Price: $170.00
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Description

Plantronics SHS1890 PTT with carbon type microphone amplifier, PJ-7 connector, and selectable switch operation (momentary or locking modes). Compatible with H-Series headsets.

Receiver - Plantronics SHS1890 allows the use of a wide variety of receiver styles. In addition to the characteristics listed in the table on the reverse side, each receiver has the following features:

  • Acoustic limiter - Solid-state limiting device across the receiver transducer

  • Frequency range - 300 to 3300 Hz

  • Distortion - <5%

Features

  • Allows the use of any H-series headset tops in 6-wire controller and dispatch operations

  • Push-to-talk switch with selectable locking or momentary operation

  • PJ-7 (equivalent to WE-425) connector

  • Choice of 3 different coil cord lengths - 10 foot, 15 foot and 25 foot

  • CE compliant

Receiver Characteristics of Tops Used with SHS 1890 Push-to-Talk Amplifier

Plantronics Top StarSet III H31CD StarSet III H31/H31N TriStar H81/H81N Supra IV Monaural H51/H51N Supra IV Binaural H61/H61N Encore Monaural H91/H91N Encore Binaural H101/H101N
1kHz Sensitivity (dBPa/V, ±4 dB) 20.5 19.5 22.0 30.0 24.5 Wide band: 26.0

Narrow band: 37.0

Wide band: 19.5

Narrow band: 31.5

Receiver Impedance (ohms, at 1 kHz) 600 ± 150 480 ± 50 450 ± 112.5 192.5 ± 57.5 385 ± 115 Wide band: 205
± 30.8

Narrow band: 250
± 37.5

Wide band: 395
± 59.3

Narrow band: 440
± 66

Source Drive Impedance (ohms) 600 10 10 10 10 10 10
Measuring Device Bruel & Kjaer 4157 Ear Simulator Bruel & Kjaer 4157 Ear Simulator Bruel & Kjaer 4157 Ear Simulator Bruel & Kjaer 4153 Artificial Ear Bruel & Kjaer 4153 Artificial Ear Bruel & Kjaer 4157 Ear Simulator Bruel & Kjaer 4157 Ear Simulator

Note 1: A proprietary Plantronics adapter is used with the specified Bruel & Kjaer measuring device

Model SHS1890-10
Manufacturer Plantronics
Part Number SHS1890-10
Cord Length 10 foot
Frequency 300 to 3300 Hz

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Plantronics SHS1890-10 Push-to-Talk Amplifier