Ten Orpheus też ma niezłe parametry
Specifications for the Sennheiser Orpheus HE-90 Headphones
Frequency response 7-100,000 Hz (-10 dB)
14-85,000 Hz (- 6 dB)
25-75,000 Hz (- 3 dB)
Frequency range diffuse field equalised
Transducer principle electrostatic
Ear coupling circumaural
Contact pressure 4.6 N
THD at SPL of 110 dB (94 dB) < 0.1 % (< 0.01 %)
Nominal sensitivity (V = 100 V) ≥ 98 dB/1 kHz
Polarisation voltage 500 V
Weight (without cable) 365 g
Connector 5-pin HV plug
Connection cable 3 m, 6-core
OFC copper cable,
gold-plated contacts
Dimensions 19 x 10 x 21.5 cm
Specifications for the Sennheiser Orpheus HEV-90 Amplifier
Frequency response 10 - 20,000 Hz (- 0.25 dB)
THD (1 kHz) < 0.01 %
Unweighted S/N ratio ≥ 80 dB
Sensitivity/impedance 10 kΩ
Technical Data Amplifier
Talk-over muting (1 kHz) ≥ 80 dB
Output voltage 400 Veff
Line inputs (switchable) optical, digital (Toslink)
co-axial, digital
(RCA phono)
(automatic recognition
of incoming sampling
frequency)
co-axial, analogue
(RCA phono)
Outputs for 2 HE 90 headphones
Weight approx. 13 kg
Dimensions 53 x 34 x 15.5 cm