FOCAL / Professional Audio
Focal Sub One
SKU: ARM-MON-FOC-FOCSUBONE
Focal Sub One — Active Studio Subwoofer
Extend a monitoring system’s low-frequency coverage with Sub One. Two 8-inch Slatefiber drivers and 200 W RMS amplification handle bass reproduction, while onboard bass management helps integrate the subwoofer with the main monitors. Front-facing ports offer placement flexibility along a wall or beneath a desk.
Key features
- Two 8-inch Slatefiber drivers
- Adjustable low-pass filtering
- High-pass filtering for monitor outputs
- Left/right and LFE connections
- Footswitch connection for bass-management bypass
Purchase unit
Price is for one active subwoofer. Main monitors are sold separately.
RRP $0.00 AUD
Price $1,899.00 AUD
Save $-1,899.00 AUD
Including GSTinc.
Available to order
Please contact ARM before ordering speakers. We’ll confirm availability and discuss collection, local delivery or a freight quote before you pay.
Email ARM about this speakerContact ARM to confirm stock availability and your required configuration.
TECHNICAL DETAILS
Specifications
The details you need to plan your system. Expand a section to explore.
Dimensions & weight
| Specification | Details |
|---|---|
| Height | 47.5 cm |
| Width | 31 cm |
| Depth | 52 cm |
| Weight | 18.5 kg |
Acoustic performance
| Specification | Details |
|---|---|
| Product type | Active studio subwoofer |
| Loudspeakers | 2 x 8" Slatefiber membrane |
| Frequency response (±3 dB) | 32 Hz - 120 Hz |
| Maximum SPL (Focal web table, 1 m) | 114 dB |
Connections, amplification & controls
| Specification | Details |
|---|---|
| Inputs | Left,Right,LFE; XLR: balanced 10 kΩ; Variable |
| LED | Power on; Mute; Hi-pass defeat |
| Mains supply | 100–240 V AC |
| Power switch | On/Off switch on the rear panel |
| Mid-range and low frequency amplifier | 100 W, class D |
| Indicators and controls | Sub level (sensitivity) adjustment; Lo-passe frequency adjustment; Phase adjustment; Polarity switch; Mute; 2.1 bypass (controlled by external footswitch); Hi-pass frequency selection; Hi-pass defeat |
Bass management & cabinet
| Specification | Details |
|---|---|
| Amplification (product sheet) | 2 × 100 W RMS, Class D; 200 W RMS total |
| Inputs (product sheet) | Left, Right and LFE; balanced female XLR, 110 kΩ |
| Satellite outputs | Left and Right male XLR |
| High-pass crossover | 60 or 90 Hz |
| Low-pass crossover slope | 24 dB/octave |
| Bass routing | Left + Right mono summation |
| Cabinet | 22 mm MDF with internal braces; dark grey vinyl |
| Included accessory | Protection grille |
Focal’s web table and product sheet differ on input impedance (10 kΩ versus 110 kΩ) and amplifier presentation (100 W versus 2 × 100 W RMS). Web-table values are retained above; differing sheet values are identified here for confirmation.
Technical specifications: Focal product page and product sheet. Reformatted for ARM.