Monitor Audio Platinum 300 3G White

The Platinum 300 3G, the flagship of the Platinum Series, represents the absolute pinnacle of what is achievable at its price-point in terms of both performance and design.

The combination of the innovative new MPD III transducer and the RDT III mid-range and bass driver cones, allows the speaker to deliver exceptional scale and depth.

With a totally immersive soundstage and believably lifelike performance, 300 3G’s presentation of music and film is astonishing. The Platinum 300 3G’s expertly crafted

design and innovative acoustic system performance, ensures that it will remain relevant for a lifetime.

Key Features

• 1 x MPD III high-frequency transducer for a larger, clearer, and more lifelike sound
• 1 x 4” RDT III mid-range driver for incredible levels of clarity
• 2 x 8” RDT III bass drivers for exceptional scale and depth
• Our flagship three-way loudspeaker delivers best-in-class sound
• Totally immersive sound stage with music and film

• Rear-ported and tuned for ease of positioning without affecting sound performance
• Perfect for high performance hi-fi systems or home theatre
• Cabinets are embellished with etched inlays to highlight the craftsmanship
• Choice of three high-quality, elegant finishes: Piano Black, Piano Ebony and Pure Satin White

System Format 3-Way

Frequency Response, Free-Field (-6dB)​ 25 Hz – 60 kHz​

Frequency Response, In-Room (-6dB) 17 Hz – 60 kHz​

Sensitivity (2.83 Vrms @ 1m, Free-Field)​​ 88 dB

Nominal Impedance 4 Ohms

Minimum Impedance (20 Hz to 20 kHz)​​ 4.0 Ohms​ @ 3.75 kHz

Continuous Power Handling​ ​(RMS into 4 Ohms, Pink Noise with 6dB Crest Factor) 400 W​

Recommended Amplifier Power​ (RMS into 4 Ohm, Music Signal) 200 – 800 W​

Bass Alignment  Ported

Port Tuning Frequency  32 Hz

Crossover Frequency LF/MF: 650 Hz​  MF/HF: 3 kHz

Drive Unit Complement  2 x 8" RDT III bass driver, ​ 1 x 4" RDT III mid-range driver, ​ 1 x MPD III tweeter 

External Dimensions including Trims, Terminals & Outrigger Feet & Spikes (H x W x D)  1131.1 x 429.8 x 525 mm​ (44.5 x 16.9 x 20.6")

External Dimensions including Trims, Terminals & Outrigger Feet without spikes (H x W x D)  1114.5 x 429.8 x 524.4 mm​ (44.5 x 16.9 x 20.6")

Weight (each) 53.6 kg​ (118 lb 2 oz)