ECI-3 vs ECI 2
The ECI 2's power @ 8ω is 50W against the ECI-3's 70W and its input sensitivity 0.3V RMS against 0.6V RMS. Both share thd (0.005%) and output impedance (0.01Ω).
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The Electrocompaniet ECI-3 is a high-performance, fully balanced, DC-coupled integrated stereo amplifier featuring Electrocompaniet's Floating Transformer Technology (FTT) power supply. This FTT design uses a 550 VA transformer and a large 40,000 µF current reservoir to deliver 2 x 70 W into 8 Ω, 2 x 120 W into 4 Ω, and 2 x 160 W into 2 Ω, providing clean, powerful dynamics and very high peak current capability (over 60 A) for demanding loudspeakers. The amplifier is stable into low-impedance loads (specified down to 2 Ω) and is designed to comfortably drive a wide range of speaker types. The ECI-3 is fully balanced and remote-controlled, with six line-level inputs including a balanced CD input, plus single-ended tape output and a balanced preamplifier output that can feed an additional power amplifier for bi-amping or use as a preamp-only front end. It is equipped with a balanced, motorized volume control and relay-based input switching to minimize sonic degradation. The output stage is DC-coupled with very low output impedance (<0.01 Ω) and low total harmonic distortion (around 0.005% at 1 kHz, half power into 8 Ω). The chassis follows Electrocompaniet's Classic line aesthetic, with a black acrylic front panel and gold-colored controls, and comes supplied with a remote control. Dimensions are approximately 483 x 115 x 410 mm and weight about 12 kg.
Amplification power output and characteristics
Analog signal output specifications
Input and output connections
Size, weight, and appearance
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The closest alternatives on specs, description and the systems they turn up in, with the specs they share set side by side.
The ECI 2's power @ 8ω is 50W against the ECI-3's 70W and its input sensitivity 0.3V RMS against 0.6V RMS. Both share thd (0.005%) and output impedance (0.01Ω).
The KAV-300iL's power @ 8ω is 200W against the ECI-3's 70W, its power @ 4ω 400W against 120W, its thd 0.040% against 0.005%, and its output impedance 47Ω against 0.01Ω.
The PMA-2000IVR's power @ 8ω is 80W against the ECI-3's 70W, its power @ 4ω 160W against 120W, its thd 0.010% against 0.005%, and its weight 23.5 kg (52 lbs) against 12 kg (26 lbs).
The A-S1000's power @ 8ω is 90W against the ECI-3's 70W, its power @ 4ω 140W against 120W, its thd 0.015% against 0.005%, and its output impedance 100Ω against 0.01Ω.
Marantz PM8003
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