- Main Features:
- Stereophonic Headphone Amplifier
- Provision for External Stereo Level Control
- Balanced or Unbalanced Input
- Bridge a Line and Feed Headsets
- Amplifier To Drive High or Low Impedance Headsets
- Specifications:
- Input: 10 kΩ balanced or unbalanced bridging vInput Signal: -20 dBu (-22 dBV) to +6 dBu (for normal output level: +4 dBu, 100 Ω) -10 dBu to +16 dBu (for 250 mW, 8 Ω output)
- Output Load Impedance: 8 Ω to 5 kΩ (Drives low or high impedance headphones)
- Output Signal (normal rated): +4 dBu into 100 Ω
- Output Signal (maximum): 250 mW into 8 Ω, 20 Vp-p into 2 kΩ
- THD+N: < 0.005% (0.0015% typical @ 1 kHz)
- Frequency Response: 20 Hz to 40 kHz (+/- 0.25 dB)
- Noise: < -100 dB below normal operating level
- Total Dynamic Range: > 115 dB
- Gain: Adjustable from -2 to 24 dB
- CMRR: > 50 dB at 100 Hz
- Crosstalk: < -65 dB (10 Hz – 20 kHz); < -80 dB @ 1 kHz
- Power Requirement: 24 to 33 Vdc @ 175 mA, Ground referenced