WebJul 2, 2011 · One thing I noted last night during a bout of extended operation was that the power transformer was getting warm (somewhere between 45C and 50C). Speaking for the novice, for a metal surface with high heat capacity, 50C is ~10 seconds uncomfortable, meaning you can leave your finger on for ~10... WebI have always individually biased the tubes in the Fisher's and other other output circuits from the 60's. The issue here is finding a good spot for the pot's and pin jacks to check …
6moons audio reviews: The Fisher Kings - Vintage Tube Receivers
WebAug 27, 2013 · It initially came in two flavors: the basic 500B (pictured) and the slightly pricier 500C, which added a headphone jack. Both injected recordings with a hitherto unheard liveliness, using a magic... WebFisher 500B Tube Amplifier Modifications Upgrades Part 3 - YouTube 0:00 / 18:53 Fisher 500B Tube Amplifier Modifications Upgrades Part 3 10,480 views Nov 18, 2013 60 Dislike Share Save... dichloromethane pka
Fisher 500 Amp: The 50-Year-Old King of Pure …
WebJul 17, 2024 · My Fisher 500C has been properly bias by the seller and the selenium rectifier also has been replaced. It can be enjoyed for a period. How we know that when … WebFisher's classic 1960's tube receiver 7591 tubes in a push pull configuration FM tuner Headphone output MM Phono input. USER REVIEWS . Next 10. Showing 1-10 of 31 [Nov 03, 2024] ampva301. Strength: I bought mine for $175 on eBay approximately five years ago, and it was restored by VAC and in mint condition. Today, even a unit for parts or ... WebOutput tube bias circuitry upgraded with precision resistors and modern polypropylene bypass capacitors All switches and controls were cleaned and lubricated All switch … dichloromethane pictograms