ERA-1
Quad Discontinued

ERA-1

Planar magnetic over-ear headphones, the first headphones from QUAD, built around a planar diaphragm driver. They suit listeners who want an open, detailed sound in the manner of the brand's electrostatic loudspeakers.

  • Planar magnetic diaphragm driver
  • QUAD's first headphone model
  • Impedance 20Ω, sensitivity 94 dB/mW
  • Frequency response 10 - 40,000Hz
  • THD ≤0.2% at 1kHz, 100dB
  • Weighs 420g without cable
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Description

The ERA-1 is a pair of planar diaphragm headphones and the first headphone model from QUAD. Its planar magnetic driver is intended to give a fast, open and transparent presentation, drawing on the brand's long experience with electrostatic panel loudspeakers such as the ESL series.

The driver has a nominal impedance of 20Ω and a sensitivity of 94 dB/mW, with a stated frequency response of 10 Hz to 40,000 Hz. Total harmonic distortion is specified at 0.2% or lower, measured at 1 kHz and 100 dB, and rated input power is 100mW. Without its cable the headphones weigh 420g.

A dedicated ERA-1 headphone stand is listed as a related product. A brochure and a manual are available as downloads for the model.

Video

Specifications

Brand
Quad
Model
ERA-1
Category
Headphones

General

Model
ERA-1
Type
Planar Diaphragm Headphones

Audio

Impedance
20Ω
Sensitivity
94 dB/mW
Frequency Response Range
10 - 40,000Hz
Total Harmonic Distortion
≤0.2% (1kHz,100dB)

Power

Rated Input Power
100mW

Physical

Weight w/o Cable
420g

Documents

PDF User manualPDF · by the maker

Data: quad-hifi.co.uk; photos: Quad product page · updated 2026-10-14 · Found a mistake? Write to us