Set 820 RF
Audiology | Wireless Radio Frequency Stethoset System
for TV Sound Transmission
Cat. No. 004982
Description
The Set 820 system consists of the TR 820 RF stereo transmitter and the
RR 820 RF stereo stethoset receiver. The TR 820 transmitter is simply connec-
ted to the headphone socket of a television set or hi-fi system. The stetho-
set receiver has a large, easy-to-use volume control.
Technical Data – System
Colour......................................................................... blue/anthracite
Modulation.......................................................................... FM, stereo
Carrier frequencies .................................863.25 MHz, 863.75 MHz
AF frequency response............................................ 40 Hz – 15 kHz
THD.............................................................................< 2 % at 120 dB
Signal-to-noise ratio............................................................60 dBArms
Range.......................................................................................... 100 m
Technical Data – Transmitter
Frequency selection .....................................2 switchable channels
Audio input............................................3.5 mm jack, stereo/mono
Microphone socket ............................................ 2.5 mm jack, mono
Charging time (receiver accupack) .............................. approx. 4 h
Charging time (spare accupack).................................approx. 14 h
Power supply................................................12 V DC via mains unit
Weight (w/o accupack)................................................approx. 94 g
Dimensions ........................................................................ Ø 150 mm,
....................................................................................... height: 47 mm
Technical Data – Receiver
Frequency selection .................................frequency search tuning
Max. SPL ................................................................................ > 125 dB
Operating time.............................................................................> 4 h
Power supply................................... 2.4 V DC via BA 151 accupack
Weight (w/o accupack)................................................approx. 51 g
Dimensions ........................................................ 230 x 125 x 25 mm
Features
Stereo/mono selector switch
Easy, intuitive handling due to special ergonomic design
Switchable compression ensures excellent speech intelligibility
Individually adjustable to the listener’s hearing
Very comfortable to wear due to individually adjustable earbow pressure
Automatic on/off function
Receiver with automatic frequency search tuning
Receiver quick charging on the transmitter, transmitter with integrated
charging compartment for spare accupack
Delivery includes: 1 RR 820 stethoset receiver, 1 TR 820 transmitter,
1 BA 151 accupack, 1 plug-in mains unit, 1 spare set of
ear-cushions, 1 audio connection cable with 3.5 mm/
1/4” jack plug, 1 SCART adaptor
Recommended Accessories
BA 151 Spare accupack
RR 820 Additional stethoset receiver
Transmitter (optional)
Cat. No. 004146
Cat. No. 004986
TR 820 (European version)
TR 820-UK (UK version)
MKE 800 TV, TV microphone
L 151-2 Charger
Cat. No. 004984
Cat. No. 004992
Cat. No. 004995
Cat. No. 004457
Replacement Parts
Replacement ear-cushions
(black, firmer version)
Replacement ear-cushions
(transp., softer version)
Cat. No. 037080
Cat. No. 040949
Product Variants
Set 820-UK as Set 820, but with UK plug-in
mains unit and MKE 800 TV microphone
Cat. No. 004990
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