# ATC SCM20PSL

Bookshelf / standmount passive loudspeaker from the Classic series, made by ATC (🏴󠁧󠁢󠁥󠁮󠁧󠁿 GB-ENG).

Source: https://truescaleaudio.com/en/speaker/atc-scm20psl
Manufacturer page: https://atc.audio/hi-fi/loudspeakers/classic-series/scm20/

## Dimensions

| Dimension | Metric | Imperial |
| --- | --- | --- |
| Height | 440 mm | 17.3 in |
| Width | 238 mm | 9.4 in |
| Depth | 326 mm | 12.8 in |
| Weight (each) | 16.9 kg | 37 lb |

## Drivers

- 1 × 25 mm (1 in) tweeter — soft dome, ATC S-Spec dual-suspension soft dome
- 1 × 150 mm (6 in) mid-bass — cone, ATC 150 mm Super Linear mid/bass

## Specifications

| Specification | Value |
| --- | --- |
| Type | Bookshelf / standmount |
| Power | Passive |
| Enclosure | Sealed |
| Frequency response | 55–25000 Hz |
| Crossover | 2200 Hz |
| Sensitivity | 85 dB |
| Impedance | 8 Ω nominal |
| Recommended amplifier | 75–300 W |

## About

The passive Classic standmount: a 150 mm Super Linear mid/bass and the 25 mm S-Spec soft-dome tweeter in a sealed, bi-wireable cabinet. A demanding but hugely revealing two-way — an easy 8-ohm load that wants a powerful amplifier.

## See it to scale

This catalogue draws cabinets at their real size side by side, which no text version can reproduce. Compare the ATC SCM20PSL against another speaker at https://truescaleaudio.com/en/compare?a=atc-scm20psl