Home Cyrus 40 AMP and 40 PSU – Diverse Duo!

Cyrus 40 AMP and 40 PSU – Diverse Duo!

Name: Cyrus 40 AMP and 40 PSU
Brand: Cyrus

Door

Jaap Veenstra

February 15, 2025

Pros

High Fun Factor
Lots of connectivity options
Beautifully made
Complete ecosystem

Cons

PSU is quite expensive
Speaker connections

Price: € 4795 (AMP) 2995 Euro (PSU)

Build quality

Usability

Sound

Price

Review

Specs

The Test Setup

Reference system

Cyrus 40 AMP and 40 PSU
STD record player with Le Son pickup element.
Sonnet Pasithea d/a converter (for comparison)
AlphaPC (streaming bridge) with Jcat USB and Ethernet
Pura Dodo power supply on Jcat cards
Mutec MC3 USB / Mutec REF10-120
Isotek Titan V5 filter for Pass X150.8
YETI Reference 1000 for sources
Yeti power-cables
Driade Flow 405 speaker cable.
Van den Hul CNT XLR interconnect
PSI AVAA active bass traps

Amplifier type

Integrated

Amplifier technology

Class AB

Bridgemode

Amplifier inputs

Analog RCA
Analog Phono MM
Digital Coaxial
Digital Optical
Digital USB
HDMI (ARC)

Amplifier outputs

Analog RCA

Power

Specification #1

Resistance: 4 ohm
Value specified: 124 watt
Value measured: 112 watt

Specification #2

Resistance: 8 ohm
Value specified: 81 watt
Value measured: 72 watt

Dimensions

Width: 22 cm
Depth: 39 cm
Height: 8.8 cm

Weight amplifier

9 Kg

Build in dac

Yes

Production country

Measurements

Cyrus 40 AMP - PSU - THD N - 1 watt - 8 Ohm

Cyrus 40 AMP - PSU - Residue - 1 watt - 8 Ohm

Cyrus 40 AMP - PSU - Noise - 1 watt - 8 Ohm

Cyrus 40 AMP - PSU - Max Power - 8 Ohm

Cyrus 40 AMP - PSU - Max Power - 4 Ohm

Cyrus 40 AMP - PSU - THD N vs Freq

Cyrus 40 AMP - PSU - Crosstalk - 1 watt - 8 Ohm

Cyrus 40 AMP - THD - 1 watt - 8 Ohm

Cyrus 40 AMP - Response and Phase - 1 watt - 8 Ohm

Cyrus 40 AMP - Residu - 1 watt - 8 Ohm

Cyrus 40 AMP - THD-N vs Freq - 1 watt - 8 Ohm

Cyrus 40 AMP - Crosstalk - 1 watt - 8 Ohm

Cyrus 40 AMP - Max power 4 Ohm

Cyrus 40 AMP - Max power 8 Ohm

Cyrus 40 AMP - Noise - 1 watt - 8 Ohm

Winkels met Cyrus

The Hifi Studio

Korevaarstraat 2 e-f
2311 JS Leiden, NL

071 - 5131512
http://www.number-one.nl/
[email protected]

Hi Fi Corner (Antwerpen)

St.-Katelijnevest 53
2000 Antwerpen, BE

+32 (0)3 232 99 50
https://hificorner.be/
[email protected]

Hifi

Streaming Audio

Personal Audio

AV & CI