{"product_id":"pioneer-sx-838-stereo-receiver-50w-rms-fully-serviced-and-recapped","title":"Pioneer SX-838 Stereo Receiver * 50W RMS * Fully Serviced and Recapped *","description":"\u003ch1 class=\"title\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0673\/9204\/5301\/files\/ServiceReceivers.png?v=1775406912\" alt=\"\"\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0673\/9204\/5301\/files\/A_million_ac724e73-c218-4c09-b403-3f03854fce4a.png?v=1775407815\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch1 class=\"title\"\u003ePioneer SX-838\u003c\/h1\u003e\n\u003cp\u003eAM\/FM Stereo Receiver (1974-76)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSerial No. UF3911227M (manufactured June 1974).\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eCondition: Very Good – some scratches and nicks on top of front panel. \u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eServiced: 2023 at Mort’s in Levittown, PA.\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003ePower supply re-capped and regulator transistors replaced. \u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003ePower amplifier re-capped and pre-driver transistors replaced. \u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eTone Control board – noisy transistors replaced.\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003ePhono EQ amplifier board – noisy transistors replaced.\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eSwitches, potentiometers and speaker protection relay cleaned.  \u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eLEDs installed at meters and dial.\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv class=\"model_main_image\"\u003e\u003ca href=\"https:\/\/www.hifiengine.com\/images\/model\/pioneer_sx-838_am-fm_stereo_receiver.jpg\"\u003e\n\u003cdiv class=\"model_main_image_inner\"\u003e\n\u003cimg src=\"https:\/\/www.hifiengine.com\/images\/model\/pioneer_sx-838.jpg\" alt=\"Pioneer SX-838\" loading=\"lazy\" width=\"300\" height=\"154\"\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/div\u003e\n\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003eThe Pioneer SX-838 is a 5OW RMS stereo receiver featuring PLL FM MPX, precision equalizer, switched-turnover tone control and direct-coupled OCL power amp.\u003c\/p\u003e\n\u003cp\u003eDepend on Pioneer to provide the latest electronic advances and the SX-838 stereo receiver is a perfect example.\u003c\/p\u003e\n\u003cp\u003eIts FM tuner offers high sensitivity and excellent rejection characteristics thanks to its front end equipped with a frequency-linear 4-gang variable capacitor and two MOS FETs.\u003c\/p\u003e\n\u003cp\u003eThe FM IF section has a 6-stage limiter and phase-linear ceramic filters.\u003c\/p\u003e\n\u003cp\u003eFor the FM MPX demodulator, Pioneer uses a new PLL (Phase Lock Loop) circuit with an IC.\u003c\/p\u003e\n\u003cp\u003eThe results of these state-of-the-art touches are immediately apparent: FM sensitivity of 1.8uV, better than 80dB FM selectivity, capture ratio of 1.0dB (all IHF) and better than 30dB stereo separation (50 to 10,000Hz).\u003c\/p\u003e\n\u003cp\u003eThe Phono equalizer in the SX-838 provides accurate reproduction of all the sounds in any record groove by assuring no more than ± 0.3dB deviation from the RIAA curve.\u003c\/p\u003e\n\u003cp\u003eIn terms of power, the unit produces 50W + 50W of continuous RMS power (both channels driven at 8 ohms) with total harmonic distortion of less than 0.3% - remember that this figure is measured and guaranteed over the entire spectrum from 20 to 20,000Hz.\u003c\/p\u003e\n\u003cp\u003eThe SX-838 is distinguished from all other receivers in its price range by offering switched-turnover flexibility in its tone control operation, permitting the creation of a variety of tonal characteristics to match your room's acoustics or your mood.\u003c\/p\u003e\n\u003cp\u003eAnd when it comes to versatility, it reproduces no less than six program sources (AM, FM, Phono 1, Phono 2, Mic and Aux).\u003c\/p\u003e\n\u003cp\u003eIt also has two stereo sets of tape deck connections with monitor switching (and deck-to-deck duplication).\u003c\/p\u003e\n\u003cp\u003eIf you wish, use the noise-reduction adaptor terminals to connect a third tape deck.\u003c\/p\u003e\n\u003cp\u003eThis unit is provided with a special Recording Selector, enabling you to record FM broadcasts while listening to the disc reproduction and vice versa - a unique time-saving device for your listening pleasure.\u003c\/p\u003e\n\u003cp\u003eA total of three pairs of stereo speaker systems can be connected to the SX-838 (with a front-panel switch to use any one or any two of them at once).\u003c\/p\u003e\n\u003cp\u003eSpeaker selection and source indicators are provided on the attractive dial panel.\u003c\/p\u003e\n\u003cp\u003eIt's a Pioneer value from top to bottom, and your best buy for stereo receiver economy.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cp\u003eTuning range: FM, MW\u003c\/p\u003e\n\u003cp\u003ePower output: 50 watts per channel into 8Ω (stereo)\u003c\/p\u003e\n\u003cp\u003eFrequency response: 10Hz to 70kHz\u003c\/p\u003e\n\u003cp\u003eDamping factor: 45\u003c\/p\u003e\n\u003cp\u003eInput sensitivity: 2mV (mic), 2.5mV (MM), 150mV (DIN), 150mV (line)\u003c\/p\u003e\n\u003cp\u003eSignal to noise ratio: 65dB (mic), 70dB (MM), 95dB (line)\u003c\/p\u003e\n\u003cp\u003eOutput: 150mV (line), 30mV (DIN), 1V (Pre out)\u003c\/p\u003e\n\u003cp\u003eSpeaker load impedance: 4Ω to 16Ω\u003c\/p\u003e\n\u003cp\u003eSemiconductors: 4 x FET, 4 x IC, 43 x transistors, 24 x diodes\u003c\/p\u003e\n\u003cp\u003eDimensions: 520 x 175 x 420mm\u003c\/p\u003e\n\u003cp\u003eWeight: 16.2kg\u003c\/p\u003e\n\u003cp\u003eAccessories: FM T-type antenna\u003c\/p\u003e\n\u003cp\u003eYear: 1974\u003c\/p\u003e","brand":"Pioneer","offers":[{"title":"Default Title","offer_id":50456499224821,"sku":null,"price":800.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/9204\/5301\/files\/DSC_0330_30e9a156-2178-4ba4-9cd7-aeb84f45f5da.jpg?v=1790265583","url":"https:\/\/www.theturntablestore.com\/products\/pioneer-sx-838-stereo-receiver-50w-rms-fully-serviced-and-recapped","provider":"The Turntable Store","version":"1.0","type":"link"}