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HDI 302
IR Audio Transmission Technology | Receivers
Features
Wideband stethoset receiver for stereo and two-channel applications
(HDI 302 only)
Excellent transmission reliability due to carrier frequencies 2.3 and 2.8 MHz
High speech intelligibility and very good stereo music reproduction
Very easy to use
Powered by environmentally friendly NiMH accupack
Delivery includes:
HDI 302: 1 x HDI 302 two-channel stethoset receiver, 1 x BA 151 accupack
RI 300: 1 x RI 300 stereo stethoset receiver, 1 x BA 151 accupack
General Description
The HDI 302 is a professional two-channel stethoset receiver for the carrier frequen-
cies 2.3 and 2.8 MHz. It can be switched between operation on channel 1, 2 or stereo
and features outstanding speech intelligibility and very good music reproduction.
It is powered by the environmentally friendly BA 151 accupack. Also available is the
RI 300, a pure stereo receiver.
Technical Data
Modulation.........................................wideband FM, stereo
Carrier frequencies....................................2.3 and 2.8 MHz
AF frequency response...............................18 – 18,000 Hz
THD.....................................................................................< 1%
Signal-to-noise ratio............................................typ. 64 dB
Max. SPL.........................................................approx. 110 dB
Operating time ................................................approx. 5 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 2013-120 USA 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
HDI 302: 2-channel stethoset receiver Cat. No. 004392
RI 300: Stereo stethoset receiver Cat. No. 004378
Dimensions of the HDI 302
137 mm
20 mm
188 mm