Technical Data - Zahl HM1 Manual

Reference headphones mixing amplifier
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TECHNICAL DATA

Headphones Output
Class A
Class A & Servo
unbalanced / dual mono design
Output Power per Side
RMS
Peak
Headphones Output THD (Total Harmonic Distortion)
Class A
Class A & Servo
(typ. @ +20dBu/7,75Veff / 30Ω load / 2W RMS)
Frequency Response
10Hz ... 30kHz
1Hz ... 500kHz
Line I/Os
Inputs
Outputs
balanced I/Os: transformer-like behaviour: hot or cold may be connected to ground without loss
Gain
Line/Line 0dB, additional 15dB switchable on rear panel
Line/Headphones 6dB, additional 15dB switchable on rear panel
Noise
XLR/RCA Output
Headphones Output
20Hz ... 20kHz flat RMS / A or B active
Power Supply
Mains Voltage
Power Consumption
Mains Fuses
Measures & Weights
HM1
HMP1 (Mains Adapter)
Impedance 0,8Ω
max. level +23dBu
Impedance 0,045Ω
max. level +23dBu
4W@30Ω / 7W@15Ω
7,6W@30Ω / 11W@15Ω / 12W@10Ω (18W for 1,5ms)
0,07%
0,0005%
-/+0,05dB
better than -3dB @ +6dBu output level
Impedance 20KΩ
max. level +23dBu
Impedance 47Ω
max. level +23dBu
-102dBu
-97dBu
AC 50-60Hz, 100V,110V,120V,220V,230V,240V
typ. 40W
5x20 mm, rating 0,63A time-lag (2x)
WxHxD approx. 225 x 90 x 300mm, approx. 5kg
WxHxD approx. 170 x 60 x 185mm, approx. 1,5kg
TECHNICAL DATA | P.17

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