Installation Guide

Specications
Rev L/01/2022
Blaze Audio, Pascal A/S, Ellekaer 6, DK-2730 Herlev, Denmark. [e-mail]. www.blaze-audio.com
Model PowerZone 252 PowerZone 504 PowerZone 1004
Total System Power 250 W 500 W 1000 W
Output Power @ 4/8Ω 2 x 125 W 4 x 125 W 4 x 250 W
Output Power @ 70/100V* 2 x 125 W 4 x 125 W 4 x 250 W
Powershare (up to)
Across all channels**
1 x 250 W 2 x 250 W N/A
Power Consumption 75W 150W 300W
Dimensions
44.5 x 220 x 262 mm
(1.75 x 8.66 x 10.31 in)
44.5 x 220 x 337 mm
(1.75 x 8.66 x 13.27 in)
44.5 x 440 x 292 mm
(1.75 x 17.32 x 11.50 in)
Weight 1.9 kg (4.2 lbs) 2.4 kg (5.3 lbs) 3.6 kg (7.9 lbs)
Output Circuitry UMAC™ Class D - full bandwidth PWM modulator with ultra-low distortion
Output Voltage 70 Vp / 140 Vpp (unloaded) / Bridged 140 Vp / 280 Vpp (unloaded)
Signal To Noise-Ratio > 100 dB (A-weighted, 20 Hz - 20 kHz, 8 Ω load)
THD+N (typical) < 0.05 % (20 Hz - 20 kHz, 8 Ω load, 3 dB below rated power)
Frequency Response 20 Hz - 20 kHz (+0/-0.25 dB (8 Ω load, 3 dB below rated power)
Protection Circuits Short circuit protection, DC protection, under voltage protection, temperature protection, overload protection
Power Supply
UREC™ universal mains switch mode power supply with Power Factor Correction (PFC)
and integral standby converter
Operating Voltage/
Frequency.
Universal Mains, 100-240V, 50-60Hz
Standby Consumption < 0.5 W (Energy Star & ErP 1275/2008/EC compliant)
Accessories
2x Rack ears (supplied with PowerZone 1004)
1x 1/2 rack plate extension
2x 1/2 rack mounting
2x Rear supports
Power Ratings 1% THD @ 120VAC and 230VAC
*100V line mode is @ -1dB (≈ 90 V)
**504 may only Powershare across Ch1/2 and Ch3/4