headway EDB-2 - Power, Output, and Performance Specifications; Phantom Power Specifications; Output Specifications; Noise Performance and THD

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11.2.7 PHANTOM POWER
XLR Mic Input on Ch. 2: 18v with 6K8 Current Limit Resistors
(Pins 2 & 3)
Jack Socket Input on Ch.1: 9v with 10 mA Current Limit.
11.2.8 OUTPUTS
Line Output via Jack: Nominal -10 dBu RMS @ 100 Ohms
Mix of Ch.1 & Ch. 2 + Aux IN via Line Out (Mono Jack Socket : ¼”
Diam.)
DI Balanced Output via XLR: Nominal -20 dBu RMS @ 150 Ohms
Electronically Balanced. Mix of Ch.1 & Ch. 2 + Aux. IN via XLR Out
(Mono).
XLR Wiring: Pin 1 = Earth/Ground Pin 2 = +Signal (Plus)
Pin 3 = - Signal (Minus).
TYPICAL NOISE PERFORMANCE & THD (Total Harmonic Distortion).
Master set to 2 O’Clock (1400 Hrs).
CH.1 Instrument Gain set for 20 dB Gain: -90 dBu
(True RMS 20Hz – 20 kHz)
CH.1 setting as above: THD <0.05% Throughout Audio Range
CH. 2 Mic/ XLR Gain set for 30dB Gain: -84 dB
(True RMS 20Hz – 20 kHz)
CH. 2 setting as above: THD <0.05% Throughout Audio Range
SYSTEM FREQUENCY RESPONSE TO LINE OUT
HF Response: +0-0.25dB @ 20 kHz
LF Response: Relates to “Range” and Bass Control.