{"product_id":"quad-405-chassis-power-amplifier-faceplate-psu-spares-repairs-vintage-uk-project","title":"Quad 405 Chassis Power Amplifier Faceplate PSU Spares Repairs Vintage UK Project","description":"\u003cp\u003eQuad 405 chassis, disassembled and incomplete — faceplate and PSU sub-chassis only. Spares or repairs. Everything shown is included, nothing else.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul class=\"spec-list\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAudio Inputs:\u003c\/strong\u003e 2\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eYear Manufactured:\u003c\/strong\u003e 1970s\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMains Voltage:\u003c\/strong\u003e 240V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower Output:\u003c\/strong\u003e 100 W per channel into 8 Ω\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAmplifier Topology:\u003c\/strong\u003e Current-dumping (Class-A front-end + Class-B output stage) with feedforward error correction\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSpeaker Load Impedance:\u003c\/strong\u003e 4 Ω to 16 Ω\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInput Connector:\u003c\/strong\u003e 4-pin DIN socket (stereo; DIN-to-RCA adaptor cable supplied)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInput Sensitivity:\u003c\/strong\u003e 500 mV for 100 W output\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e –1 dB at 20 Hz (12 dB\/octave subsonic filter); –0.5 dB at 20 kHz; –3 dB at 50 kHz\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDamping Factor:\u003c\/strong\u003e 80\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChannel Separation:\u003c\/strong\u003e 85 dB at 1 kHz\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × D):\u003c\/strong\u003e 340 mm × 115 mm × 195 mm (13.4\" × 4.5\" × 7.7\")\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 9 kg (20 lbs)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Chorlton Analogue","offers":[{"title":"Default Title","offer_id":58233912263043,"sku":"48A","price":40.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1610\/2401\/files\/12_34a15dcc-b17f-44bf-b26c-6b06da03a91c.jpg?v=1781270688","url":"https:\/\/chorltonanalogue.com\/products\/quad-405-chassis-power-amplifier-faceplate-psu-spares-repairs-vintage-uk-project","provider":"Chorlton Analogue","version":"1.0","type":"link"}