Product Price Frequency Response (Hz) Max Peak SPL (dB) Impedance (Ohms) Crossover Frequency (Hz) Driver Size (inch) Power Handling (Watts) Connections
Vintage King ATC Loudspeakers SCM12 Pro 2-Way Passive Monitor - Pair
US
£1066.66 80 Hz - 16 kHz 108 dB continuous @ 1 m 8 Ohm 2.2 kHz 6 in mid/bass and 1 in tweeter 75 to 300 Watts Binding Posts/4mm Plugs, bi-wire

ATC SCM12 Pro is a compact 2-way passive near-field monitor pair with an ATC 6 in CLD mid/bass driver and 1 in dual-suspension soft dome tweeter. It's designed for critical listening in small control rooms and multichannel applications, and requires an external power amplifier. The specified crossover frequency is 2.2 kHz with a nominal 8 Ohm impedance.

★ Ideal for

If you mean 'lowest noise floor' as quiet operation driven by an efficient passive design, the SCM12 Pro's nominal 8 Ohm passive input with an 108 dB continuous SPL rating at 1 m lets you reach listening levels with less amplifier gain, which helps keep system hiss low when paired with a quiet power amp.

Vintage King ProAc Studio SM100 - Pair, Black (Demo Deal)
US
£2024.68 35Hz-30kHz 8 ohms 6.5in treated cone rubber surround 30-150 watts

The ProAc Studio SM100 is a passive two-way near-field monitor with a 6.5in bass/mid driver and a 1in silk dome tweeter. It uses a crossover built on a dedicated board and is specified for 35Hz-30kHz response with 8 ohm nominal impedance. It's suited to detailed studio listening and long sessions where you want accurate, smooth sound from a compact design.

★ Ideal for

To get the lowest noise floor from passive monitors like this, you typically choose designs with straightforward, efficient amplification requirements; the SM100 is specified at 88dB sensitivity (1 watt at 1 metre) and 8 ohms, making it easier to reach clean levels without overdriving noisy gain stages.