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Classe Delta Mono Power Amplifier (Each)

by Classe
UPC: 883795004794
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Classe Delta Mono Power Amplifier (Each)

Delta MONO embodies exquisite, controlled, unending power.

A perfectly detailed enclosure cradles a highly innovative blend of technologies and hand-selected components which deliver effortless, refined sound.


Delta MONO is crafted for exceptional performance and durability every detail superbly refined. The first 35W of power are pure Class A, and with over 300W per unit total (1,000W @ 2 ) at its command, Delta MONO will confidently control any loudspeaker.

Up to 35W delivered in pure Class A operation
300W per unit total
Massive, high-quality power supply
Custom toroidal transformer


Delta MONO delivers the utmost clarity in everything you hear. Every detail communicates natural, authoritative sound. An expansive dynamic range with infinitesimal noise delivers unsurpassed fidelity to the musical source. Start listening.

Hand-laid circuit boards
6-layer circuit boards provide for shortened signal and power pathways with lowest noise
Fully balanced output stage and balanced circuitry
22 4-pole Mundorf capacitors
Custom-made Navcom feet to absorb vibrations
Furutech rhodium-plated RCA and torque-guard speaker connectors


Delta MONO continues Class s reputation for monumental design. The amplifier creates an immediate presence in any room or installation through its unique form and superb materials. The illuminated VU meter beautifully communicates output with elegance and detail. This is an amplifier that looks as iconic as it sounds.

Harmony between minimal design and unrivalled performance
Luxurious anodized aluminum body
Custom, illuminated VU meters
Perfectly complements other components in the Delta family


Thanks to the unique ICTunnel cooling technology, Delta MONO is stackable and rackable in a way no conventionally-cooled amplifier can match. Internal temperature is continuously monitored and controlled, ensuring performance in any configuration. Combined with Delta MONO s construction, ICTunnel supports a lifetime of unrivalled amplification performance.

Proprietary ICTunnel temperature regulation technology
Power-on to optimal temperature in minutes
Active sensing and regulation of optimal amplifier temperature
Low-noise operation suitable for studio applications



17.50 in (444 mm)
19.37 in (492 mm)
8.74 in (222 mm)


Gross Weight
111.6 lbs (50.6 kg)
Net Weight
97.7 lbs (44.3 kg)


Frequency Response
(-3dB, 50 source impedance)
1Hz 650kHz
Continuous Output Power
(at 1kHz, 0.1% THD+N)
C300W / 8
600W / 4
1000W / 2 (with AC line held constant)
Harmonic Distortion
(measurement bandwidth:
500kHz, 25Vrms in 4 or 8 )
<0.0016% at 1kHz
<0.0018% at 10kHz
<0.0028% at 20kHz
Harmonic Distortion
(measurement bandwidth:
90kHz, 25Vrms in 4 or 8 )
<0.0005% at 1kHz
<0.0006% at 10kHz
<0.0015% at 20kHz
Peak Output Voltage
(nominal AC line)
148Vp-p into 8
156Vp-p no load
Input Impedance
(at 1kHz, BAL / SE)
Voltage Gain
(at 1kHz, BAL / SE)
Intermodulation Distortion
(SMPTE 4:1) (8 or 4 , BAL / SE)
Intermodulation Distortion
(CCIF) (8 or 4 , BAL / SE)
Signal-to-Noise Ratio
(A wtd in parenthesis) (22kHz BW)
117dB (119.5dBA)
Slew Rate
72V / s
Output Impedance
0.01 (100Hz), 0.011 (1kHz),

0.015 (10kHz)
Damping Factor
(at 1kHz, ref 8 )