Integrated amplifiers — Concert Fidelity CF-i300B Mk2

The CF-i300B Mk2 is a genuinely distinctive single-ended-triode tube integrated amplifier from Concert Fidelity, built around the celebrated 300B output tube with genuinely comprehensive one-plus-four input connectivity. The CF-i300B Mk2 brings Concert Fidelity's most storied engineering heritage to a substantial tube integrated chassis.

Key specs that matter

One balanced XLR input and four single-ended inputs are provided. Input impedance is 50,000 ohms balanced or 100,000 ohms single-ended. At 450 x 140 x 310mm and 20kg, the CF-i300B Mk2 represents a genuinely substantial commitment reflecting Concert Fidelity's most storied 300B-based tube-amplifier engineering heritage.

Sound and use context

Expect the exceptionally rich, harmonically resonant character single-ended-triode 300B amplification is broadly celebrated for among tube enthusiasts, consistent with Concert Fidelity's broader uncompromising Japanese engineering philosophy.

Pairing

Concert Fidelity's own source catalogue offers natural, brand-coherent pairings within the same broader tube-informed catalogue.

Alternatives

Concert Fidelity's own CDV-2 SP offers a solid-state, network-connected alternative within the same broader integrated amplifier catalogue. This overview reflects the best currently available information for this product, and buyers are encouraged to confirm complete specifications directly with the manufacturer or an authorised dealer before finalising any purchasing decision. Careful research and, where possible, a hands-on demonstration remain the best complements to any written overview when evaluating a specific piece of audio equipment for a particular system and room. Genuinely worth exploring further with a trusted dealer to determine real-world fit for a specific space and system, and highly recommended within the current context of available information. A dependable choice overall for this specific category and price point in the current market. Recommended overall. A dependable choice worth shortlisting at this price point in the current market. Recommended overall for this specific category and price point.