Plantronics SHS1890 Data Sheet

SHS1890

™

PTT AMPLIFIER

© 2008 Plantronics, Inc. All rights reserved. Plantronics, the logo design, Encore, SHS1980, Sound Innovation, Starset, SupraPlus and Tristar are trademarks or registered trademarks of Plantronics, Inc. Plantronics

does not endorse or sponsor any promotional offers made in this advertisement. Please contact the reseller directly with any questions related to promotional offers. Printed 05.08 SP54

Complete Headset

(including H31CD capsule, 15-foot cord,

push-to-talk switch)

Net weight:

230 grams (8.1 oz.)

H31CD capsule only:

10 grams (.35 oz.)

Shipping weight:

490 grams (17.3 oz.)

Operating and Storage Ranges

Operating current range:

10 to 120 mA dc

Operating temperature:

0°C to 50°C (32°F to 122°F)

Storage temperature:

-40°C to 66°C (-40° F to 151° F)

Microphone/Amplifier

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

Polarity:

Nonpolar

Terminal voltage:

2.3 Vdc @ 10 mA; 5.0 Vdc @ 100mA

Downward Expander Depth:

20 dB

Receiver

The SHS1890 allows the use of a wide variety of

receiver styles. In addition to the characteristics

listed in the table below, each receiver has the

following features:

Acoustic limiter:

Solid-state limiting device across the

receiver transducer

Frequency range:

300 to 3300 Hz

Distortion:

< 5%

Unless otherwise specified, all specifications are nominal, and

assume a 50 ohm resistive load with a bias of 4.8 V dc through

226.5 ohms, and an input of 94 db SPL at 1000 Hz into an

attached headset top. Specifications are subject to change.

SHS1890 Push-to-talk Amplifier

Features:

•

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

• Choice of 3 different coil cord lengths

• CE compliant

Cable options available:

• SHS1890-10 10-foot coil cord

• SHS1890-15 15-foot coil cord

• SHS1890-25 25-foot coil cord

Plantronics also offers the SHS2310, which features 10 dB of receiver amplification.

PLANTRONICS

Receiver Characteristics of Tops Used with SHS1890 Push-to-talk Amplifier

Plantronics Top

StarSet

®

III

StarSet

®

III

TriStar

®

SupraPlus

®

SupraPlus

®

Encore

®

Encore

®

H31CD

H31/H31N

H81/H81N

Monaural

Binaural

Monaural

Binaural

H251/H251N

H261/H261N

H91/H91N

H101/H101N

1kHz sensitivity

20.5

19.5

22.0

14.0

9.0

wide band: 26.0

wide band: 19.5

(dBPa/V, ±4 dB)

narrow band: 37.0

narrow band: 31.5

Receiver Impedance

600 ± 150

480 ± 50

450 ± 112.5

150 ± 37.5

300 ± 75

wide band: 205 ± 30.8

wide band: 395 ± 59.3

(ohms, at 1 kHz)

narrow band: 250 ± 37.5

narrow band: 440 ± 66

Source Drive

600

10

10

10

10

10

10

Impedance (ohms)

Measuring

Brüel & Kjaer

Brüel & Kjaer

Brüel & Kjaer

Brüel & Kjaer

Brüel & Kjaer

Brüel & Kjaer

Brüel & Kjaer

Device

4157 Ear

4157 Ear

4157 Ear

4157 Ear

4157 Ear

4157 Ear

4157 Ear

Simulator

1

Simulator

1

Simulator

1

Simulator

1

Simulator

1

Simulator

1

Simulator

1

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

For more information about the SHS1890

or other Plantronics products, please visit

our Web site at

www.plantronics.com.

TEL:

800-544-4660 (USA AND CANADA)

831-458-7700 (OUTSIDE USA)

Product Specifications

SHS1890_PS_110810_B.indd

1

11/8/10

2:49:31 PM