SAM™ Studio Monitor

Built to exceed expectations at the highest levels, the 1234A smart active studio monitor is the trusted choice of professionals, with a feature set to match.

Active Crossovers

Directivity Control Waveguide (DCW™) Technology


125 dB

Frequency Response

29 Hz - 21 kHz (-6 dB)


H 700 x W 890 x D 383 mm, (view in inches)

Welcome to the sweet spot

Designed as the first-choice main monitor solution for major recording studios, post production facilities and mastering suites, the 1234A stands tall amongst the world’s most accomplished monitoring systems. Combining power and precision, the 1234A offers neutral, uncoloured reference performance with great directivity, yielding a wide and stable sweet spot - even for multiple listeners over longer distances.

Perfect translation

In addition to its truthful transparency, the 1234A integrates closely with our GLM software via which it can be configured and calibrated for your listening environment, compensating for detrimental room influences to create a truly optimised monitoring solution, from stereo to immersive. This makes the 1234A is the perfect choice for professionals in larger rooms who demand perfect mix translation to other studios and systems.


1234A SAM™ Studio Monitor

Color options:
Package contains:

1 x 1234A main monitor
1 x individually calibrated RAM-XL
amplifier unit
1 x mains cable 1,8 m
1 x RJ45 cable 5 m
1 x RJ45 cable 10 m
2 x 4-pole Speakon cable 10 m
1 x operating manual

2 years parts-and-labour (extended to 5 years with free registration).

GLM Calibration:
Requires free GLM software and either our 9320A SAM™ Reference Controller or GLM Calibration Kit device (both sold separately) for calibration.


1234A SAM™ Studio Monitor

Color options:

Technical Specifications


125 dB

Amplifier Power

2 X 750 W Bass (Class D) + 400 W Midrange (Class D) + 250 W Treble (Class D)

Frequency Response

29 Hz - 21 kHz ("-6 dB")

Accuracy of Frequency Response

± 2 dB (34 Hz - 20 kHz)

Driver Dimensions

2 x 305 mm Bass + 125 mm Midrange + 25 mm Treble (view in inches)


H 700 x W 890 x D 383 mm, (view in inches)


73 kg / 160.9 lb


1 x XLR Analog Input

1 x XLR AES/EBU Input

1 x XLR AES/EBU Output

2 x RJ45 Control

Key Technologies

Active Crossovers

Directivity Control Waveguide (DCW™) Technology

Intelligent Signal Sensing (ISS™) Technology

Optimised Amplifiers

Protection Circuitry

Smart Active Monitoring (SAM™) and GLM™ calibration technology


Using GLM | Walkthrough

Using GLM | The foundations

Using GLM | Controlling GLM with MIDI

Using GLM | GRADE Room Acoustic Report

Using GLM | Calibration Group IDs

Using GLM | Accounts and product registration

Using GLM | The technical details

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