Updated 8 May 2026
| Brand | Lambden Audio |
| Category | Musical Instruments |
| Available at | 1 UK stores |
| 90-day avg | £32.98 |
Lambden Audio
Lambden Audio PLC21 Passive Line Combiner
£32.98Fair Price
Cheapest at Gear4music · 1 store
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PRICE HISTORY
Current
£30
Change
+1.4%
Avg
£28
Low
£26
High
£30
Volatility
3.0%
PRODUCT DESCRIPTION
- Effortless signal merging The PLC21 is designed to combine two balanced XLR inputs into one output making it ideal for seamlessly merging multiple dynamic mic signals into a single audio channel. Whether you&rsquo
- re recording in a studio or capturing live sound this feature enables easy pairing of two audio sources reducing setup complexity and allowing you to achieve the sound balance you need with minimal hassle. Use the PLC21 to create rich layered audio from a single output with dual-micing setups for vocals percussion choirs or instrument amplifiers. Transformer-isolated inputs and outputs The PLC21 ensures pristine audio quality with transformer-isolated inputs and outputs which prevents unwanted signal interference. This built-in transformer keeps each channel fully isolated so you get clean reliable sound without bleed between channels regardless of your recording or performance environment. This isolation is particularly helpful when combining mic signals from different sources giving you pure uninterrupted sound every time. Built-in earth lift switch Audio quality is further enhanced by the PLC21&rsquo
- s earth lift switch which lets you eliminate hum or ground loop noise that can sometimes interfere with recordings. This feature is especially useful in live sound or mobile setups where noise issues are common. Simply engage the earth lift to immediately clean up your signal giving you greater control over sound quality without needing extra equipment. Road-ready durability The PLC21 is crafted from die-cast aluminium a material chosen for its strength and durability under pressure. Built to Lambden Audio&rsquo
- s high standards this line combiner is ready to handle the demands of both frequent studio use and rugged live environments. From busy touring schedules to everyday studio setups you can rely on the PLC21 to deliver consistent performance time and again. Specifications Dimensions: 120mm (W) x 80mm (D) x 45mm (H) Weight: 0.5 kg Inputs: 2 x Balanced XLR (F) Inputs Output: 1 x XLR (M) Power Requirements: None (Passive Unit) Operating Temperature: -10°
- C to +50°