{"product_id":"locomotive-audio-power-mu-501","title":"Locomotive Audio Power-MU 500","description":"\u003cp data-start=\"15\" data-end=\"287\"\u003eThe \u003cstrong\u003eLocomotive Audio Power-Mu \u003c\/strong\u003eis a fully-featured, stereo valve compressor in 500 series format, offering stepped controls, custom transformers, vari-mu topology, and advanced threshold shaping for stereo bus applications.\u003c\/p\u003e\n\u003ch2 data-start=\"289\" data-end=\"565\"\u003e\u003cstrong data-start=\"289\" data-end=\"334\"\u003eStepped Controls for Precision and Recall\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"289\" data-end=\"565\"\u003eWith 21-position stepped knobs for both input and output gain, the Power-Mu enables engineers to recall exact settings with ease. This design ensures consistent performance and saves time during mix revisions or A\/B comparisons.\u003c\/p\u003e\n\u003ch2 data-start=\"567\" data-end=\"928\"\u003e\u003cstrong data-start=\"567\" data-end=\"609\"\u003eCustom Transformers and Tube Circuitry\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"567\" data-end=\"928\"\u003eThe unit features bespoke interstage transformers, designed to deliver compression that remains musical and transparent even under heavier gain reduction. Each channel employs a NOS (new old stock) dual triode valve, facilitating authentic vari-mu compression and rich harmonic content that enhances stereo material.\u003c\/p\u003e\n\u003ch2 data-start=\"930\" data-end=\"1263\"\u003e\u003cstrong data-start=\"930\" data-end=\"961\"\u003eAC and DC Threshold Control\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"930\" data-end=\"1263\"\u003eThe Power-Mu offers two types of threshold adjustments—AC and DC—giving engineers fine control over the onset, character, and intensity of compression. Lower DC threshold settings introduce compression with a smooth, gentle knee, while higher settings engage a firmer response, approaching limiting.\u003c\/p\u003e\n\u003ch2 data-start=\"1265\" data-end=\"1529\"\u003e\u003cstrong data-start=\"1265\" data-end=\"1298\"\u003eSidechain High-Pass Filtering\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1265\" data-end=\"1529\"\u003eAn onboard sidechain low-cut filter allows users to remove low-frequency content from the detection circuit. This prevents bass-heavy signals from triggering unwanted gain reduction, maintaining clarity and punch in the low end.\u003c\/p\u003e\n\u003ch2 data-start=\"1531\" data-end=\"1723\"\u003e\u003cstrong data-start=\"1531\" data-end=\"1560\"\u003eStereo Link Functionality\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1531\" data-end=\"1723\"\u003eA stereo link feature ensures both channels apply identical gain reduction, preserving stereo image integrity and preventing phase anomalies across the mix bus.\u003c\/p\u003e\n\u003ch2 data-start=\"1725\" data-end=\"1997\"\u003e\u003cstrong data-start=\"1725\" data-end=\"1762\"\u003eHardwire Bypass and Power Control\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1725\" data-end=\"1997\"\u003eThe hardwire bypass switch enables immediate comparison between the original and processed signal paths, while a dedicated power switch allows users to conserve valve life and reduce overall current draw from the 500 series chassis.\u003c\/p\u003e\n\u003ch2 data-start=\"1999\" data-end=\"2454\"\u003e\u003cstrong data-start=\"1999\" data-end=\"2026\"\u003eThe Power-Mu Experience\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1999\" data-end=\"2454\"\u003eThe Power-Mu places gain staging, harmonic generation, and compression character directly under the user’s control. Engineers can drive the input for added saturation, dial back the output to manage level, and precisely set compression behaviour through the dual-threshold system. This combination of flexibility, sonic integrity, and tactile control defines the Power-Mu as a modern essential for stereo dynamics processing.\u003c\/p\u003e\n\u003ch2 data-start=\"2456\" data-end=\"2685\"\u003e\u003cstrong data-start=\"2456\" data-end=\"2477\"\u003eLifetime Warranty\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2456\" data-end=\"2685\"\u003eLocomotive Audio stands by its craftsmanship by offering a lifetime warranty on the Power-Mu, ensuring that professionals can rely on it session after session without concern for longevity or repair costs.\u003c\/p\u003e","brand":"KMR Audio","offers":[{"title":"Default Title","offer_id":57827087942015,"sku":null,"price":1208.33,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/4915\/9716\/files\/locomotive-powermu-kmr.jpg?v=1755597489","url":"https:\/\/kmraudio.com\/products\/locomotive-audio-power-mu-501","provider":"KMR Audio","version":"1.0","type":"link"}