Fisher 500c output tubes

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August undefined, 2024

WebOct 24, 2024 · The Fisher 500-C features a full function pre-amplifier section with twin phono inputs, auxiliary input, monitor input and tape input (for direct connection to the tape head). The Tuner section features a … WebAs probably you already know, the 800C is Fisher's "pinnacle" product, but only different from the 500C because it has AM and FM instead of FM only. I've never seen any …

Sansui 1000A Classic Receivers

WebThe Fisher 500C may be the best sounding vacuum tube receiver ever made. This Fisher 500C in great condition with walnut case! All of the original brass knob trim is intact. You can leave the original patina if you … WebI recently picked up an original owner 500C Fisher receiver, complete with owner's manual and schematic manual. This old guy bought it in 1963. It has no sound output. It needs new output tubes- 2 of them test bad, one questionable. Only one tests good. All the tubes light up- and all other tubes test good. Problem is how much snow did blackhawk co get yesterday

Fisher 500C Vintage with New Output Tubes - Audio …

WebUsed Fisher 500c all tube integrated amp/receiver for sale. Everything works well, including the tuner! Unit received two tune-ups, one in June 2024 and another April 2024. Tune-up … WebJun 5, 2011 · Turn it up past quiet and the balance is fine. Has a few extra tubes and an extra fuse holder. Nice front panel cosmetics. Really amazing sounding unit. Lovingly maintained all of these years. The FISHER 800C is in good condition, beautiful cabinet, all manuals, even the original receipt and beat up yellow Fisher carton. A rare bird because … http://www.audioreview.com/product/amplification/receivers/fisher/500c.html how do three phase transformers work

Fisher 500C Receivers user reviews : 3.9 out of 5

Fisher 500-C Stereophonic Receiver Manual HiFi Engine

WebPost subject: fisher 500C upgrade. Posted: May Thu 17, 2012 12:43 pm . Member: Joined: Aug Tue 10, 2010 2:36 am ... 10 ohm resistors in series with each output tube cathode, adjustments to the bias supply to set correct idling current for the output stages, and replacing the grid coupling capacitors to the output stages. WebApr 1, 2024 · Some feel that the Sansui 1000A is the best sounding tube receiver ever made. That’s saying a lot when comparing it to the popular Fisher 500C or 800C. Nonetheless, it definitely performs to high standards which means it is also in high demand. Run of the mill working units sell for around $500 while fully restored units can sell for … how much snow did binghamton get yesterdayWebAEA Signature Fisher 500-C. The ultimate vintage tube receiver. AEA custom restores the Fisher 500-C into a modern, extreme high-end amplifier. We source excellent condition core receivers and perform a … how do three phase induction motors work

"WebGet the best deals on Fisher Vintage Electronics Parts & Accessories when you shop the largest online selection at eBay.com. Free shipping on many items Browse your favorite brands affordable prices. ... FISHER EARLY TYPE 7591A OUTPUT TAN BASE TUBES / WESTINGHOUSE / MADE IN USA. $329.00. $15.00 shipping. ... Owners Instruction … " - Fisher 500c output tubes

Fisher 500c output tubes

Vintage Fisher 500C Receiver with New Output Tubes $575

WebApr 1, 2024 · This is the Fisher 800C tube receiver. The 800c and 500c are considered by some to be a couple of the best receivers ever made. The 800c and 500c are similar except that the 800c has AM as well as FM. … WebNov 4, 2024 · I also modified the bias supply, changing out the original capacitor and selenium rectifier and adding a bias adjust potentiometer, reducing the output tube control grid resistors from 330kΩ to 220kΩ and changing the four coupling capacitors feeding the output tube grids from 0.047µF to 0.068µF.

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WebSep 25, 2012 · It weighs in at over 40 pounds and measures 5-1/2″ x 16″ x 16″. It uses the following tubes: 4-7591 output, 2-6DS4, 3-6AU6, 6SC6, 6EA8, 3-12AU7, 12AX7. If you’re looking at a Fisher 500C or McIntosh … WebFig.5 Fisher 500-C, Aux input channel separation (10dB/vertical div., R–L dashed). With its pair of 7591A output tubes per channel, the 500-C offers a reasonable amount of power, provided the load is close to the nominal …

WebDec 29, 2024 · I have a very, very nice Fisher 500c tube receiver for sale. It was restored by William Hardy of Vintage Amplifier Restoration in Hattiesburg, MS a few years ago. It was used very sparingly since then. All tubes are various vintage US brands. The output tubes are a nice quad of vintage Sylvania 7591a’s. WebThe Fisher 500C is one of the classic receivers and is always in high demand from collectors like Granite Bay Fence Company .In fact, in terms of sound, it still holds its own with today’s high-tech audio equipment. …

WebJun 25, 2024 · Fisher was actually the first manufacturer to offer audio separates; McIntosh, Marantz, H.H. Scott, and Harmon Kardon would eventually do the same. “The Fisher” …

WebFeb 18, 2024 · If you can install 1-ohm resistors on pin 5 of each of the 4 output tubes, you can measure the current by connecting a digital meter on the VDC setting. 1-ohm resistors give you the luxury of not having to do math to get the current in mA as with 1-ohm resistors the ratio of VDC to mA is 1:1.

WebJan 3, 2010 · Fisher 500C (phono low, phono high) ? Discussion in 'Tube Audio' started by the_nines, ... If your MC cart is relatively high output for an MC, you may be able to make it work. 2. To facilitate making it work, if you use very high gain preamp tubes in the phono positions, that'll help. So, those two tubes with the tube shields? ... how do three way light switches workWebMay 16, 2012 · SOLD! Vintage Fisher 500C Receiver with New Output Tubes $575 SOLD! SOLD! The Fisher 500C may be the best sounding vacuum tube receiver ever made. … how much snow did blacksburg va getWebDescription. The 400 closely resembles the Fisher 500 and 800 series receivers, with a brushed metal faceplate and brass-faced knobs. Left of the dial is the famous Fisher bird logo, with a musical note in its beak. The … how do three way switches workWebWith its pair of 7591A output tubes per channel, the 500-C offers a reasonable amount of power, provided the load is close to the nominal value of the output transformer tap. Fig.6 plots the receiver's THD+noise percentage against output power into 4, 8, and 16 ohms. how much snow did binghamton ny getWebJul 30, 2009 · I've got a Fisher 500C and have just installed a set of JJ 7591S output tubes. The bias voltage was low because of a weak selenium rectifier, so replaced it with a silicon bridge rectifier. The voltage increased substantially so I replaced the 15 ohm series dropping resistor, between the electrolytic filter caps, with a 30 ohm resistor and the ... how much snow did binghamton ny get yesterdayWebFeb 3, 2024 · You should choose one or the other, and incorporate it into your 500C restore. Either circuit will allow you to properly setup the bias of the 7591A output tubes, prolonging their life. Your Fisher will thank you. Then, of course, come back here and incorporate your added knowledge into this thread. how much snow did blaine mn getWebSep 19, 2024 · Specifically 4 new output tubes, the 7591's. ... The service technician is confusing the 7868 tubes the Fisher 400 uses for the 7591. None of the modern production 7591 made today have a pin size issue like the 7868. There is one modern 7591 that has a really large glass bottle size both tall and fat. ... I haven't rolled through power tubes on ... how do three wire christmas lights work