Sennheiser RI 150 User Manual download pdf

RI 150

IR Audio Transmission Technology | Receivers

Features

Wideband stethoset receiver

Extremely reliable transmission due to carrier frequency 2.3 MHz

Extremely lightweight – only 45 g

Excellent speech intelligibility and good music reproduction

Very easy to use

Operates on environmentally friendly rechargeable NiMH accupack

Delivery includes:

RI 150: 1 x RI 150 mono stethoset receiver, 1 x BA 151 accupack

RI 250 and RI 250 J: 1 x RI 250 or RI 250 J mono stethoset receiver,

1 x BA 151 accupack, 1 set of adhesive tape for altering the frequency response

General Description

The RI 150 is an extremely lightweight wideband stethoset receiver which uses the

carrier frequency 2.3 MHz, thus offering excellent transmission reliability. It features

an easy-to-operate on/off/volume control and is powered by the environmentally

friendly BA 151 rechargeable NiMH accupack delivered with the receiver. The audio-

logy variant RI 250 is fitted with an additional, recessed balance control. The RI 250 J

is fitted with a 3.5 mm jack output socket.

Technical Data

Modulation ......................................... wideband-FM, mono

Carrier frequency ......................................................2.3 MHz

AF frequency response ...............................18 – 18,000 Hz

THD................................................................................... < 1 %

Signal-to-noise ratio............................................typ. 70 dB

Max. SPL .........................................................approx. 110 dB

(RI 250 and RI 250 J: approx. 130 dB)

Audio output

(RI 250 J only) ............................ 3.5 mm jack (0.7 V/30 Ω)

Operating time ................................................ approx. 6 hrs

Weight ............................. approx. 45 g including accupack

Recommended Accessories

BA 151 accupack Cat. No. 004146

Charger for two BA 151

L 151-2 European version Cat. No. 004457

L 151-2-120 USA version Cat. No. 004459

L 151-2-UK UK version Cat. No. 004458

L 151-10 charging unit for 10 receivers Cat. No. 004494

Plug-in mains unit for one L 151-10

NT 92 European version Cat. No. 003357

NT 92-120 USA version Cat. No. 003358

NT 92-UK UK version Cat. No. 003359

Plug-in mains unit for two to five L 151-10

NT 2013 European version Cat. No. 003433

NT 2013-120USA version Cat. No. 003434

NG 2013-UK UK version Cat. No. 054332

Replacement earpads, black, firmer version Spare Part No. 037080

Replacement earpads, transparent, softer version Spare Part No. 040949

Product Variants

RI 150: mono stethoset receiver Cat. No. 004383

RI 250: mono stethoset receiver, audiology variant

with balance control and higher SPL Cat. No. 004373

RI 250 J: Mono stethoset receiver with audio output socket Cat. No. 004391

Dimensions of the RI 150/RI 250/RI 250 J

137 mm

20 mm

188 mm

1 2

Summary of Contents

Page 1

RI 150IR Audio Transmission Technology | ReceiversFeatures Wideband stethoset receiver Extremely reliable transmission due to carrier frequency 2.3 M

Page 2

RI 150IR Audio Transmission Technology | ReceiversThe RI 150 mono receiver works on the extremely reliable carrier frequency 2.3 MHz, offering excelle

Comments to this Manuals

No comments

Sennheiser RI 150 User Manual

Browse online or download User Manual for Receivers and Amplifiers Sennheiser RI 150. Sennheiser RI 150 User Manual

Summary of Contents

Comments to this Manuals

Related products and manuals for Receivers and Amplifiers Sennheiser RI 150