Creek 4240: The Refined British Integrated Amplifier
Introduction
The Creek 4240, produced between 1988 and 1992, stands as a hallmark of British hi-fi engineering during the late 1980s and early 1990s. As part of Creek Audio’s growing reputation for delivering high-performance amplification at accessible price points, the 4240 occupied a premium position in the company’s integrated amplifier lineup. With a rated output of 40 watts per channel into 8 ohms and exceptional build quality, the 4240 was designed for discerning listeners who valued transparency, musicality, and reliability. The amplifier gained particular acclaim in its Special Edition variant, which featured internal upgrades that elevated its performance to near-preamp/power amp separation levels. During its four-year production run, the 4240 became a favorite among audiophiles in Europe and beyond, praised for its neutral yet engaging sound, robust construction, and ability to drive a wide range of loudspeakers with authority.
Technical Specifications
| Specification | Value |
| Model | 4240 |
| Category | Integrated Amplifier |
| Years Produced | 1988–1992 |
| Power Output | 40W per channel @ 8Ω |
| Impedance | 8 ohms (stable into 4Ω) |
| Frequency Response | 10Hz - 60kHz |
| Total Harmonic Distortion | < 0.01% at full power |
| Signal-to-Noise Ratio | 92dB |
| Dimensions | 430x105x350 mm (WxHxD) |
| Weight | 10.5 kg |
Design & Engineering
Creek called its approach "engineered simplicity" - good components, clean signal paths, minimal circuit design. The 4240 is a hybrid topology: a Class A preamplifier stage feeding a high-current Class AB power output stage. The Class A section keeps noise and distortion low where it counts, and the output stage supplies plenty of current for demanding speaker loads. The circuitry uses discrete transistors rather than integrated circuits, which fits Creek's habit of putting sonic purity ahead of cost-cutting.
The 4240 has a toroidal power transformer, which gives a stable, low-noise supply. That was a rarity at its price point in those years. A generously sized reservoir capacitor bank backs it up, so performance holds steady through dynamic peaks. The Special Edition went a step further with upgraded capacitors from Nichicon and improved rectification, resulting in tighter bass, greater soundstage depth, and better transient response.
The physical design of the 4240 is both functional and elegant. Housed in a rigid, non-resonant chassis with a black anodized aluminum front panel, the amplifier exudes a sense of solidity and precision. The front panel features a large central volume knob flanked by source selection and mute buttons, with a small LED power indicator. The minimalist aesthetic reflects Creek’s focus on performance over flash, while the gold-plated RCA inputs and robust binding posts ensure reliable connectivity and signal integrity.
Sound Characteristics
The 4240 is known for a balanced, transparent, musically engaging sound. It avoids the clinical sterility of some solid-state designs, and it also avoids the romantic coloration of certain tube amplifiers. The tonal balance is neutral with a slight warmth in the midrange, which suits vocal and acoustic recordings. Low distortion and wide frequency response give a spacious soundstage, with precise imaging and excellent instrument separation.
Bass is tight and well controlled, thanks to a high damping factor and good current delivery. It can drive low-impedance speakers like the B&W DM603 or Quad ESL-57 with confidence, and it keeps its composure at higher volumes. The treble is smooth and extended without being harsh, so cymbals and high-frequency detail shimmer naturally.
The Special Edition version of the 4240 is often described as a significant step up in refinement. Reviewers and owners alike note improvements in dynamics, soundstage width, and overall resolution. The upgraded power supply allows for greater macro-dynamic swings, making orchestral crescendos and rock drumming more impactful. This version is especially sought after by collectors and audiophiles today.
Market & Collectibility
In the vintage market the 4240 is respected. It isn't collected as widely as some Japanese contemporaries like the Sansui AU-919 or Yamaha B-7, but British hi-fi enthusiasts and fans of understated, high-performance gear rate it highly. Units in good working condition typically sell between $400 and $700. Special Edition models command premiums, especially with original packaging and documentation.
On a used 4240, check the electrolytic capacitors first, since they may need replacement after 30+ years. The amplifier is generally reliable, and recapping the power supply and signal path can restore it to optimal performance. Some owners also swap the stock mains cable for a higher-quality aftermarket one to improve noise rejection and clarity.
Original Creek remote controls are rare and hard to source. Third-party universal remotes with learning functions can often be programmed to handle the amplifier's mute and source selection functions.
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