Specifications

Specifications

RS 175 headphone system

Carrier frequency

Modulation

SNR

RF output power Transmission range

Max. number of simultaneously connected headphones

Temperature range

Relative humidity

HDR 175 headphones

Transducer principle Transducer system Frequency response Max. SPL

THD Operating time

Charging time of rechargeable batteries

Power supply

Weight (incl. batteries) Dimensions (W x H x D)

TR 175 transmitter

Connections

Power supply

Power consumption

Dimensions (W x H x D)

2.40to 2.48 GHz

8-FSK Digital

analog input: typ. 85 dBA at 1 Vrms

digital input: > 90 dBA max. 10 dBm Class 1

up to 100 m/328 ft line of sight

2

Operation: 0°C to +40°C/32°F to 104°F

Storage: -25°C to +70°C/-13°F to 158°F

Operation: 10 to 80%, non condensing

Storage: 10 to 90%

circumaural, closed

dynamic, neodymium magnets 17 Hz to 22 kHz

max. 114 dB at 1 kHz, 3% THD

<0.5% at 1 kHz, 100 dB SPL up to 18 hours

up to 8 hours 30 min

2AAA size low self-discharge NiMH rechargeable batteries, 1.2 V, 820 mAh approx. 310 g

approx. 17 cm x 20 cm x 9.5 cm

Digital: optical

Analog: 3.5 mm stereo jack socket 9 V , 300 mA

Operation: typ. 4 W

Standby mode: ≤ 0.3 W (without charging)

approx. 12.7 cm x 23.4 cm x 10 cm

Sennheiser NT 9-3AW power supply unit

Rated input

100 – 240 V~, 50 – 60 Hz, 80 mA

 

 

 

 

Rated output

9 V

 

, 300 mA

 

 

 

 

 

Temperature range

Operation: 0°C to +40°C/32°F to 104°F

Storage: -25°C to +70°C/-13°F to 158°F

 

 

 

 

 

Relative humidity

Operation: 10 to 80%, non condensing

Storage: 10 to 90%

 

 

 

 

 

30 RS 175