HA-618 Headphone Amplifier
- Headphone Amplifier
Mountable in a 19" Rack Unit
6 individual headphone channels
Input gain control, and individual output gain control
Up to 3 headphone outputs per channel for a total of 18 headphones
"Direct In" and "Headphone Output" on the front panel for easy operation when mounted in a rack
Input and Output Level LED Meter
Balanced Control to mix up the Main In and the AUX In signal
Main outputs for connecting with additional unit headphone amplifiers
High-end quality even at high volume levels
Exceptionally rugged construction ensures long life and durability
Universal and professional headphone amplification system for studio and stage application
Product Detail
MAIN INPUT • Connector: XLR and 1/4" jack • Type: HF filter, servo-balanced input • Impedance: 50 kOhms balanced, 25 kOhms unbalanced • Max. Input Level: +21 dBu balanced and unbalanced • CMRR: typ. 40 dB, >55 dB＠1KHz AUX IN & DIRECT IN INPUT • Connectors: 1/4" TRS (tip=left, ring=right, sleeve=ground) • Type: Unbalanced • Impedance: 25 kOhms unbalanced • Max. Input Level: +21 dBu unbalanced • CMRR: typ, 40 dB: >55 dB＠1 KHz OUTPUT • Connectors: XLR and 1/4" jack • Type: Balanced and Unbalanced • Impedance: Depending on the input impedance • Max. Output Level: +21 dBu Balanced and Unbalanced SYSTEM SPECIFICATIONS • Frequency Response: 10 Hz to 50 Khz, +/-3 dB • Noise: >90dB, Unweighted, 22 Hz to 22 KHz (>95dB＠+4 dBu) • THD: 0.005% typ.＠+4 dBu, 1KHz, Gain 1 POWER AMPLIFIER • Max. Output Power: +21 dBm • Min. Output Impedance: 8 Ohms • Max. Gain: +20dB FUNCTION CONTROLS • Input Level: Variable • Balanced Per Channel: Mix between aux and main signal • Output Level Per Channel: Variable
Recording, broadcasting, live performance
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