Top Rated Seller Top Rated Seller. The Pioneer SX-xx80 series came after the SX-xx50. Pre-Owned. Discussion in 'Audio Hardware' started by Metalcreature, Aug 19, 2009. This classic receiver the Pioneer SX-850 was made from 1976 to 1977 and, while not the top of the line, it was one of their higher end offerings. A full 100W at 8 ohms over a frequency response from 10 to a fantastic 100,000 Hz. I payed $50.00 for it! LED lights replacement with dial repair and cleaning. The original Pioneer literature rates continuous power output at 45 watts per channel into both 8 and 4 ohms, with hum and noise at 95 db through the line level inputs (see specifications for details). Both units have the same problem. ... i would say that if its running ok, then dont worry too much. Some swear that the SX-1050 sounds better or is built better while others claim the opposite. 5 L E S 6 9 p o B 9 n s o r e d S E 5 D. I cleaned the front and the back carefully and the receiver looked MINT. Related: pioneer sx-850 pioneer sx 1050 pioneer sx 980 pioneer sx-1250 pioneer sx 780 pioneer sx-750 marantz pioneer sx-939 pioneer sx 950 parts pioneer sx 1980 pioneer sx-1080 pioneer sx receiver. Electrolytic capacitors can and will eventually fail, sometimes with catastrophic results. Specifications. Just one of the subtle differences between the two receivers. At a … You’ll notice that the Pioneer SX-1280 has black vu meter faces with white lettering while the SX-1250 had white meter faces and black lettering. Complex internal layout and may suffer from cold solder joints, rendering it inoperable. If you have additional documentation please consider donating a copy to our free archive. Power Output: 22 watts per channel RMS into 8 ohms, 25 watts into 4 ohms. I really expect to enjoy this unit for another 20 years because if I have to buy a current receiver this good-sounding(been tempted by the Denon DRA-397), it will not only set me back a couple of grand but I know the POS will die on me within 5 years like everything engineered with planned obsolescence these days. Item as described. Marantz; McIntosh; Filter by price. Metalcreature, Aug 19, 2009 #8. Features include Pioneer turnover tone controls, 6dB-octave high and low filters and outputs for 2 pairs of speakers. When do u know it's time to recap and is recap the only key items to change out. The SX-980 is basically a slightly restyled SX-950. There are two versions, the SX-800, which has 7189 output tubes, and the higher power SX-800A, which uses 7868 output tubes. Everything original! SX-980 gauges installed (for aesthetic reasons). When your receiver gets freshly capped it's like night and day in performance. Like the other receivers introduced during this time, the SX-980 received the silver treatment with white power and stereo reception meters. The SX-880’s dimensions are 19″ x 12.75″ x 5.5″. The Pioneer SX-550 is a 20 watt AM/FM stereo receiver. How To Guides; Service Manuals; Restoration Kits; Uncategorized; Wood Cases. Signal to noise ratio: 76dB (MM), 90dB (line). The Pioneer SX-525 is a medium-powered, low-priced AM/FM solid state stereo receiver. The SX-750 was introduced in 1976 and manufactured through 1977. The SX-828 is another in the long, proud line of advanced stereo components from Pioneer - and certainly one of the best. This Pioneer SX-636 was a mid-range offering from Pioneer in 1974 and retailed for $350.00. way to go pioneer, I picked one up a few weeks ago, unaltered and in as new condition, not a scratch or ding in the wood. bon etat, orientée dressage. Elna capacitors, Nec transistors, state-of-the-art circuit boards, it had it all. Saved by Master Builder. Recap for no other reason than reliability. Pioneer SX - 980 1979 You’ll notice that the meter faces are black instead of white to improve the legibility of the analog meters. I'm an architect and don't understand electronics. I personally do not replace working transistors, resistors or diodes unless I have reason to believe they are damaged (scorching/discoloration of the component or known abuse). So, the SX-1050 is really far more comparable to the SX-1250 then it is to the SX-850 and SX-950. Pioneer … Stunning walnut case. $48.00. From United States. It’s the Pioneer SX-980 and was produced from 1978 to 1979 and was the last of the 900 series receivers from Pioneer. You have to know what your customer wants the end result to sound like and how to get there, this not a task for the inexperienced. The SX-650 puts out 35 watts per channel in to 8 ohms. He cleaned it up well. The design and styling are beautiful. What do you mean by "What your customer wants"? All files are provided under strict licence and reproduction without prior permission or for financial gain is strictly prohibited. Truly one of the finest audio components ever created. But paired to my Klipsch F2s and JBL 12 SUB you can rarely realize this fact. Reviewed May 08th, 2019 by Vintageaudio97. Stunningly styled. ... PIONEER SX-950. You’ll notice that the meter faces are black instead of white to improve the legibility of the analog meters. It premiered around 1978 and retailed for about $425 at the time. Actuellement couplé à une paire de Coral BX-1500 et une paire de Celestion Ditton 66 legend, le rendu est très satisfaisant. Capacitors age slowly. ... New designed for Pioneer SX-850 / SX-950 receiver. Specifications: Power Output: 50 watts per channel RMS into 8 ohms. 39 years in a house for holidays. The silver era will be missed, Reviewed Apr 04th, 2013 by oldestpunkinargentina. Pioneer Cassette Tape Deck / Player / Recorder parts / spares for Pioneer CT-F500, CT-F900, CT-F1000, CT- F9191, CT-S66R series cassette decks recorders parts, 8-Track parts / spares for Pioneer H-R100, H-R9000 & RH-65 8-Track Pioneer parts, RT-707 / 701 RT-909 / … Pioneer SX-1050 SX-1250 SX-950 SX-980 SX-1080 SX-1280 SX-838 AC Presa AKP-005. Only drawback I can point out is this is not a high-current amp. The SX-1080, like the 1050 puts out 120 watts into 8 ohms. This sounds like a journey of uncertainty to some degree. 80 wpc with a good set of speakers, can rock the house with loads of real headroom. It only produces 20 watts per channel and has minimal features. They really don't make electronics like these anymore, the last of an era for that warm sound unless you have lots of money. . This Pioneer SX-880 is a classic example of that generation of Pioneer receivers and was the last of the 800 series. Features, two tape in/outputs, duplicate switch, phono, aux/mic inputs, tone, and high filter switches, FM muting, tuning and signal meters and two separate bass and treble controls. All lights work am am/fm signal work. It is not a sin to recap vintage electronics. 25 results for pioneer sx 980. Over the years my collection has varied as many tend to do. Tuning range: FM, MW Power output: 20 watts per channel into 8Ω (stereo), Input sensitivity: 7.5mV (mic), 2.5mV (MM), 150mV (DIN), 150mV (line). Power output: 25 watts per channel into 8Ω (stereo). Skip to main content. If you have any problems opening files please read the download FAQ. The SX-1050 incorporated a large toroidal transformer, a huge power supply with step-start circuit and two large capacitors, a step attenuator volume control, a shielded multi-gang tuning capacitor, and a well improved FM tuning section as well. Très imposant de part ces dimensions, cet ampli-tuner qui fait aussi office de pré-ampli est remarquable. When you have the time and the money, find a trust-worthy and fair-minded technician to go through it for you. It was introduced in 1976 and, at that time, was Pioneer’s top of the line receiver. This Pioneer AM/FM stereo receiver model SX-838 dates from 1972. Pioneer AM/FM stereo receiver model SX-950. We have a great online selection at the lowest prices with Fast & Free shipping on many items! As you can see it has the trademark Pioneer styling of that era with silver knobs and white meter face.s. If its a piece you plan keeping recap it,you wont regret it. Original SX-950 gauges available and will be replaced if requested by the Buyer. It’s rated at 65 watts per channel but most agree that is probably low. One of the classic mid-range receivers offered by Pioneer in the mid 70’s was this Pioneer SX-650. The SX-980 is rated at 80 watts per channel into 8 ohms. Asking $950 Cdn. It weighs about 55 pounds. The SX-780 was rated at 45 watts per channel but that was probably under rated. It replace the SX-939. We use cookies to give you the best possible experience on our website. FM muting and other features. That is SO subjective in my opinion. The Pioneer SX 980 receiver has audio options that can play current and old-school songs. I took it home serviced it and cleaned it up The SX-980 is basically a slightly restyled SX-950. If you like the sound of it now, you will be thrilled to hear the improvement. The coupling was perfect and sound was electrifying. The internals were high quality with Darlington STK-0050 Power Packs in the output stage as well as high quality Nichicon capacitors. Knobs and switches are a joy to touch and operate, power meters are tastefully integrated within the face plate. Specifications. Granted, it did broke down on me a couple of times, but nothing that couldn't be repaired with original components within my budget. Budget receivers had hideous sound featuring cheap ICs on their power stages and good quality was as affordable as a trip to the moon. Pioneer AM/FM stereo receiver model SX-980. It also has large heatsinks to dissipate the heat generated by the unit. Filter — Latest. If you are shopping for an SX-980, you would be well advised to wait for one in near-mint condition. The Pioneer SX-980 is an AM/FM stereo receiver with constant current loaded 2-stage differential amplifier, and direct coupled 2-stage Darlington single push-pull DC configuration power amplifier. The Pioneer SX-1980. The. It’s the Pioneer SX-1250. Je recommande fortement ce produit de chez Pioneer ! No marks on the face with all lettering intact. My new Pioneer SX-980 receiver. Total harmonic distortion is rated at 0.03% which is extremely low for a power output that high. Net weight (2.2 lb = 1 kg) 42.3 lb (42 lb 4.8 oz) / 19.204 kg : Model page created by Franz Scharner. Power output: 37 watts per channel into 8Ω (stereo), Power output: 30 watts per channel into 8Ω (stereo), Tuning range: FM, MW Power output: 37 watts per channel into 8Ω (stereo). loudness on/off, Also has a tuning meter, and both right and left channels digital power watt meters, Vintage Pioneer SX-590 Stereo Receiver 1978, Power output: 20 watts per channel into 8Ω (stereo), Total harmonic distortion: 0.3% Signal to noise ratio: 73dB (MM), 90dB (line). Pioneer SX-780 was the Pioneer’s 700 series receivers and was very well built. The sound does nothing but improve. The Pioneer SX-980 and was produced from 1978 to 1979 and was the last of the 900 series receivers from Pioneer. Servizio doganale e codice della spedizione internazionale forniti +EUR 17,07 spedizione stimata. Interestingly, the 1050 has outputs for 3 pair of speakers while the later 1080 only has outputs for two pair. See "Data change" for further contributors. Di seconda mano. Never has any receiver combined such exceptional high performance with so many audio refinements. Bottom of the line from Pioneer around 1979. I prefer the larger units as I have an SX-980, SX-1250 and an SX-1980 (The flagship). PIONEER SX-1500TD. If you ever come across a mint unit, buy it without hesitation, it's totally worth you while 8a lifetime in my case, I hope). If I wanted that clear, pristine sound where I can pick out every single instrument played on an album with a 9 piece band, like Tedeschi Trucks band, what specifically would components (brands, and part) would I need to buy, or have the technician install for this? I was very surprised how well I t sounded Category. To purchase SX-980 spares or accessories, please contact the company via their website or visit an authorised retailer. Smokers welcome. I am intrigued. I,m a electronic engineer. I had a Marantz 2226B and an SX-5580 (black face 1050). Solid State AM/FM Stereo Receiver (1970-71), Power output: 15 watts per channel into 8Ω (stereo). NEW. I am on this page for the very reason that my customer wants his SX-980 recapped. New AC power cord replacement Pioneer SX-737/ SX-838 / SX-980 / SX-950 receiver. The SX-750 was rated at 50 watts per channel and had performance specifications that all but matched the top-of-the-line SX-1250 except for per channel output. I bought a power amp board with heat sink and I still have the same problem. It has a massive toroidal transformer that is flanked by huge capacitors. The meters were a supposed upgrade to the SX-950. Another of the silver faced Pioneer line the Pioneer SX-1050 was the little brother to the giant SX-1250 in 1976 and 1977. Pioneer AM/FM stereo receiver model SX-535. The consensus is that Pioneer’s 50 series receivers are built better than the 80 series. The Pioneer SX-650 weighed in at around 29 pounds and its dimensions are: 19 x 6 x 14.5 inches. Think if it like automobile shock absorbers, which is the what capacitors are, electrical shock absorbers. Thx. Main In/Pre Out. Power output: 54 watts per channel into 8Ω (stereo), Frequency response: 5Hz to 80kHz Total harmonic distortion: 0.5% Dimensions: 485 x 150 x 375mm Weight: 14.8kg, Power output: 25 watts per channel into 16Ω (stereo), Input sensitivity: 3mV (MM), 30mV (ceramic), 150mV (line) Speaker load impedance: 8Ω to 16Ω, Dimensions: 440 x 150 x 380mm Weight: 19kg. A person was selling a Pioneer SX 980 (Vintage from the 1970s) for $25.00. 18″ x 14″ x 6″ and weighs in at 22 pounds. The SX-950 was introduced in 1976 - 1977. He said it didn't need new caps. Its in mint condition. The Pioneer SX-790 is an AM/FM stereo receiver giving a continuous power output of 45 watts per channel. I work on vintage audio as a hobby. 8 LED LAMPS. For this era electronics I use Nichicon Super-Through capacitors for the power supply, Elna Selmic II (RFS) silk-fiber capacitors for the bypass caps. The Pioneer SX-980 and was produced from 1978 to 1979 and was the last of the 900 series receivers from Pioneer. What does 'recap' mean? Davos, Swiss. Produced 27 watts per channel into 8 ohms. SX-980. Pioneer SX 1980 . Vintage Pioneer SX-950 Stereo Receiver for sale. After replacing ALL electrolytic caps in my Pioneer SX-950, I now get a loud pop when turning the tone switch - Answered by a verified Electronics Technician. Fit for the next thirty years. That said, choosing the wrong capacitor can make your prized amplifier sound harsh, thin, weak or muffled. My Sansui 7700 works perfectly with the same speakers I used with the Pioneer units. The Pioneer SX-980 is an AM/FM stereo receiver with constant current loaded 2-stage differential amplifier, and direct coupled 2-stage Darlington single push-pull DC configuration power amplifier. Thread Status: Not open for further replies. The Pioneer SX-1080, a direct descendant of the SX-1050. Free shipping in USA. All. The general consensus is that the xx80 series does not have quite the same quality build as the xx50 series did. Expect a bill in the neighborhood of around $250-$300. Extremely well-built and one of the most beautiful stereo receivers ever made. Vorgänger von PIONEER SX-980 leider mit normalten Volumepoti. Frequency response: 15Hz to 40kHz Total harmonic distortion: 0.5% Damping factor: 40 Dimensions: 500 x 158 x 410mm. New stuff ? ... Pioneer A-606 100e tuner 50e, pioneer A 777 310e , PIONEER a400x 90e, PIONEER A-66X, Pioneer VSX-609 RDS,Pioneer EX-9000. Seems it would be the same with receivers. At an official rating of 270 watts per channel into 8 ohms with a 2.3 dB dynamic headroom. The Pioneer SX-1280 is one of Pioneer’s classic receivers. Rated at 85 watts RMS per channel into 8 ohms and 110 watts RMS into 4 ohms. Include description. Pioneer SX-S30DAB(S) Récepteur stéréo (Bluetooth, Je mets en vente une sacoche pioneer djc-s9 neuve jamais utilisée spécialement conçue pour la table de mixage pioneer djm-s9. This model was in the upper end of the quality range and sold well. This receiver is highly sought after today and prices can reach into the thousands for a well maintained unit. These have big transformers and main caps, and are definitely worth the money they are fetching now if you find a nice one that isn't all butchered up. Deveti Stiprintuvai ir garso koloneles. I have a nice original piece. Marantz 2325 - Lighting Kit $ 36.53 $ 21.85; Pioneer SX-990 - Lighting Kit $ 27.37 $ 22.71; I seized it, paid his asking price and took it home and paired it with my beloved vintage Pioneer HPM 100. The 90s were dawning and I decided it was time to move one from low-power amps to something with a healthy dosage of watts. The SX-980 is rated at 80 watts per channel into 8 ohms. Compralo Subito. 2x 85 watts RMS at 8 ohms, 20-20000Hz, THD 0,1%. Despite the fact that the SX-1080 is supposedly an improved version of the SX-1050 you’ll find opinions on the matter split amongst collectors and audio enthusiasts. Par ailleurs l’esthétique vient s’ajouter à la très bonne qualité du produit. For music power that will fill any-sized room with clear, rich sound, the SX-828 features up to 270 watts (at 4 ohms). Design and Content © HiFi Engine 2006-2021, Vinyl Engine | FAQ | Site Policy | Cookie Options. Capacitor technology has come a long way in 40 years. Two tuning meters, an unusually wide range of inputs and outputs, precise tone controls and a host of important innovations. My first choice has become the standard ,by which I have compared all other audio purchases. While the sound difference between the 980 and 950 may not be very noticeable to most listeners the build quality of the two units is different. I have a sx 980 which plays very good. U$ 250 dollars lighter and a couple of incipient hernias from moving around the 19 kgs this beast weighs I was blasting the sweetest sound I had ever heard. I have an Sx-850 and an SX-980. And without question, capacitors age with time. I'd like to try, but man, it's a beast lugging around! Pioneer SX-950/SX-850 Pioneer Receivers Function LED Lamp Kit . Harmonic Distortion: Less than 0.1% Distortion Stereo: <0.3%. Mens Toys Audio System Audiophile Motivation Retro School Vintage Beautiful Style. The 80 series had power meters which the 50 series did not. Features, tape in/outputs, one phono, aux inputs, separate bass and treble controls, and FM muting. BEAUTIFUL PIONEER SX-950 STEREO RECEIVER !! This website is not affiliated with or sponsored by Pioneer. SX-950 stereo receiver pdf manual download. or Best Offer. With so many switches, knobs, meters, and lamps, many examples have this or that indicator burned out or knob missing. Main In/Pre Out. Upgraded. Total harmonic distortion: 0.1% Signal to noise ratio: 75dB (MM), 90dB (line), Signal to noise ratio: 75dB (MM), 90dB (line) Output: 150mV (line). This makes the SX-1980 Pioneer's most powerful receiver, as well as being one of the most powerful receivers ever manufactured in the world, to date. Meticulously engineered. I'm not trying to be facetious, but really want to know, cause I'm considering taking my SX-980 back for a full recap to capture that improvement you are talking about. Pioneer SR-9 50e. Pioneer SX-939; Pioneer SX-950; Pioneer SX-980; Sansui; Resources. The 50 series was a cleaner look than the multi colored lights of the 80 series but the 1280 and 1980 are something special anyways. SX-1500T. C $1,711.24. Pioneer AM/FM stereo receiver model SX-939 was introduced in 1974 - 1975. As described. Took it in to one of the most recommended technicians here in Buffalo. The bass tends toward lean and controlled vs. bloomy. Pioneer AM/FM Stereo Receiver Model SX-950. Playing in bands over the years, what I "know" to be clear and sweet sounding to my ear, is not bassy enough for another player. 30 watchers. Not the same models as you're looking at but might be close for a rough comparison. from Radiomuseum.org Model: AM/FM Stereo Receiver SX-950 - Pioneer Corporation Tokyo Material Wooden case Shape Book-shelf unit. PIONEER SX-980. Power output: 13 watts per channel into 8Ω (stereo), This of course is one of the icons of vintage audio. I just got a new Pioneer SX-980 last Saturday from (get this) a record store. A product of the “Receiver Wars” no expense was spared in the design and engineering of this model and this is evident in the specifications, build quality and performance. In excellent condition. Looks very similar to the SX-939 that came few years later. PART # NM2D4F56. The SX-1050 was produced in 1976-1977 while the SX-1080 showed up in 1978-79. The Pioneer SX-890 is an AM/FM stereo receiver with direct-coupled DC power amplifier giving a continuous power output of 60 watts per channel. This Pioneer SX-626 is a great looking receiver and was the mid-range offering from Pioneer around 1971. Additional information can be provided. It is rated at 185 watts per channel which is second only the the monster SX-1980’s power output. I never needed to recap it because it was not necessary and I don't believe in altering the original sound. Pioneer SX-980 Here is another late 1970’s classic receiver. It put out 160 watts per channel and was priced at around $900.00. As an example the Pioneer SX-850, which the SX-880 replaced, weighed 42 pounds (19.1 Kg) while the SX-880 weighs in at just 27 pounds (12.2 Kg). MSRP was around $900.00 which was a decent chunk of change in 1978 and rose to $950.00 in 1979 which was the last year of production for the 1200 series receivers. It’s suggested retail price in 1978 was $1295.00 – a fairly large sum back in those days. Advanced solid state circuitry with Field Effect Transistor and Integrated Circuits and a 4-gang variable capacitor - for significantly superior sensitivity and limiting. Soldering points and cleaning. There is also something cool and detached about the sound -- very 70s. Your frequency response goes through the roof. Sound is clean but rather neutral, with a disappointing lack of bass from such an enormous piece. You’ll notice that the meter faces are black instead of white to improve the legibility of the analog meters. SX-1500TD. 2x 85 watts RMS at 8 ohms, 20-20000Hz, THD 0,1%. Gentle with the music. My total cost for capacitors from Mouser Electronics was $60 to recap the power supply and audio path of my 980. The SX-980 is basically a slightly restyled SX-950. vendue 599 . It came out in 1978 and took over for the SX-1250. Consumer Electronics; ... 33 results for pioneer … ) the Pioneer SX-1250 was the top-of-the-line model for the 1976-1977 Pioneer Receiver range. After 25 years, I was finally moving up to the next model in the lineup! Power output: 80 watts per channel into 8Ω (stereo), Input sensitivity: 7.5mV (mic), 2.5mV (MM), 150mV (DIN), 150mV (line), Signal to noise ratio: 76dB (MM), 90dB (line), Output: 150mV (line), 30mV (DIN), 1V (Pre out), Semiconductors: 3 x FET, 8 x IC, 35 x transistors, 45 x diodes, instruction/owners manual (KC/KU)   - jwscottjr. It’s rated at 120 per channel into 8 ohms as compared to the SX-1250 which was rated at 165 watts per channel. PIONEER SX-3900. Compare. This receiver is highly sought after today and prices can reach into the thousands for a well maintained unit. EUR 15,54. If you want to groove to music using a product that produces classic sounds, this unit is worth considering. 70e. The SX-1980 is 22 inches wide, 19.5 inches deep, and 8.25 inches high; weighing 78 pounds (35 kg). Given enough time, they will degrade, but so slowly, you never notice. Features include PLL stereo FM MPX with automatic pilot signal canceller, tape duplicate/monitor convenience, loudness contour and low-noise CR-type tone control network with off position for ruler flat response, plus CR-type subsonic filter. I love it now, but you are saying if I had him replace all the caps with high end replacements, it WOULD sound better? I have a pioneer sx-950 with no sound output. Très bon appareil, esthétique et rendu sonore très qualitatif ! Thanks, New to this hobby -- what is recapping? Enjoy Your Favorite Tracks on a Pioneer SX 980 Unit . Hi That's cheap insurance for a piece selling for between $600 and $1,000 on eBay. And it performs flawlessly. Get the best deals for pioneer sx 980 at eBay.com. . Save this search. giving its age and also I was surprised how well built this unit was very easy to work on It has the tradition mid to late 70’s styling that is easily recognized as Pioneer. Unsure how much better it could or would sound with a recap. Features, two bass and two treble controls, tone off/on, two tape in/outputs, tape duplicator switch, Dolby NR adaptor on/off, two head phone outputs, low and high filters, right and left mic inputs. The 1080 also featured turnover tone controls and 6dB/octave high and low filters. PIONEER SX-980, sehr gefragter großer Pioneer Receiver mit Echtholzfurnier und tollem Stufenpoti für die Lautstärke. Pipes and cigars are preferred. Dimensions (WHD) 20.75 x 6.8 x 16.2 inch / 527 x 173 x 411 mm Notes Pioneer AM/FM Stereo Receiver Model SX-950. The SX-750 and more expensive models in the receiver line were manufactured in Japan. Total harmonic distortion was reduced from 0.100 % in the SX-1050 to 0.05 % in the SX-1080. Pioneer SX-850 60 Watts / 8 Ohm Receiver, from catalog 1976 - 1978. 37 venduti. Provenienza: Stati Uniti. As a comparison the SX-950 was rated at 85 WPC. The SX-980 is rated at 80 watts per channel into 8 ohms. 3: Pioneer SX-980 compared with SX-950 (16.95) Posted by Jim Burrill on 2002-02-27, 10:10:34 (192.25.240.26) I recently acquired another addition to my basement collection, this the Pioneer SX-980 … The SX-980 was introduced in 1978 and manufactured through 1979, the last year for the 900 series in Pioneer's line of receivers. Vintage Pioneer Sx 950 Stereo Receiver - 85 Watts. The 1080 also has two VU power meters, one for each channel, that the 1050 does not have. Soundwise, myself and a few friends who are more familiar with those models than I couldn't gell them apart sound wise, other than the Pioneer is 120 wpc vs. 25 on the Marantz. Built in a magical era never to be repeated. The audio path semiconductors ARE the components that WILL change the sound of an amplifier. The SX-727 is an AM/FM stereo receiver with up to 195 watts of power into 4 ohms, two tape monitor circuits, linear FM dial scale and supreme versatility. The Pioneer SX-690 is an AM/FM stereo receiver with 2 hybrid ICs power amplifier output containing bias. This receiver was offered by Pioneer from 1976 through 1977. Be careful when substituting transistors because not all replacements are comparable with the OEM semiconductors. Update your shipping location ... MINT Pioneer SX-950 AM/FM Stereo Receiver Wood Case Perfect Working Condition. The damping factor is as skimp as 30 and it only pumps 15 watts more in 4 ohms than it does in 8. I don't buy into the hubbub about recapping changing sound quality. I recently purchased this pioneer sx-980 The 950 is rated at 85 watts per channel into 8 ohms. Features include Pioneer turnover tone controls, 6dB-octave high and low filters and outputs for 2 pairs of speakers. I decided to go vintage for the sake of my economy but got hooked on it for life. He tested everything, and said it tested good except for a few parts, like the protection circuit or something, which he replaced. Rated at 75 watts RMS per channel into 8 ohms. This of course is one of the icons of vintage audio. It weighs in at just over 50 pounds and has many of the features of the top of the line SX-1250. In 1971 I had purchased my first Pioneer Receiver, JBLLancer 99’s, and a Sony PS 1800 Turntable. Vend pioneer sx 980 tuner d'occasion. Tuner section is awesome, and everything works perfectly.. 23. View and Download Pioneer SX-950 operating instructions manual online. It’s the Pioneer SX-980 and was produced from 1978 to 1979 and was the last of the 900 series receivers from Pioneer. Gentle renovation 2011. LED Lighting. I replaced protection board transistors and capacitors and I still have the same problem. Pioneer AM/FM Fluoroscan series stereo receiver model SX-3500. Thirty kilo of functionality. The outer sections were almost MINT. he Pioneer SX-737 was a mid to higher end stereo in their lineup of the SX-424, SX-535, SX-636, SX-737, SX-838 receivers. There are parts lists available on the Audio-Karma forum. They will go into protection mode when the volume is turned up anywhere near its midpoint. The silver face, wood case and amber lights are all characteristic of Pioneer receivers of that time. It retailed at around $700.00. Have used different speakers thinking the speaker load was causing the problem.